What to do if there is no spark at the ignition coil?

Check for voltage output at the ignition coil. Disconnect the ignition coil wire from the distributor and install the spark tester to the wire and ground the tester to the engine. Crank the engine for a few seconds. If there’s spark, the problem is with the distributor cap or rotor.

Why is there no spark at the coil axle?

If there’s no voltage, check the wire between the ignition switch and the coil and, if necessary, the switch itself. If there’s voltage, the problem may be with the pickup unit. If the pickup is good, then the problem may be with the ignition control module.

How to test the GM distributor mounted ignition module?

How To Test The GM Distributor Mounted Ignition Module. You can find this tutorial in Spanish here: Cómo Verificar el Sistema de Encendido (GM Vortec 4.3L, 5.0L, 5.7L) (at: autotecnico-online.com ).

What happens when you replace the coil wire on an engine?

You can replace the secondary coil wire on an engine that uses one with an equal length of vacuum hose and the engine will start and run. The powerful spark will travel down the hollow hose to the distributor cap, but the engine will stall under any load because of the weakened spark.

How To Test The GM Distributor Mounted Ignition Module. You can find this tutorial in Spanish here: Cómo Verificar el Sistema de Encendido (GM Vortec 4.3L, 5.0L, 5.7L) (at: autotecnico-online.com ).

What does no spark to coil and module mean?

No spark to coil and module chevrolet ignition system spa… Need to if my computer went have no spark to coil and module. it cranks no start, checked plug wire and coil wire harness and module harness no spark or power, what should check next but i did check fuse box under hood and in side,

Why does my car have no spark when I start it?

As a result, This occurs after the ignition coil or module gets too hot. Furthermore, it could correct itself after the engine module cools. In some cases, a bad ignition coil will result in the vehicle not starting it all. A Bad Rotor Or Distributor Cap (cracks or carbon tracks that are allowing the spark to short to ground).

Which is the best test for no start, no spark condition?

KOEC test is best used for diagnosing no start, no spark condition. Black=known good ground. KOEO, primary ignition voltage must be present to continue with test. Crank Engine and check for ICM switching at ignition coil while cranking. As ICM switches, primary voltage spikes can be seen. 25k ohms total resistance per wire.

Why is there no spark coming out new coil packs?

New coil packs, plugs, wires, battery, fuses, but no spark so I looked into it and the crank and cam sensor is basically a distributor causing the spark to go to the coil packs and to fire in the correct order. Without them your engine will turn over but won’t start. Was this answer helpful? Was this answer helpful?

What causes an ignition coil to stay open?

Two types of ignition coils are shown in this picture as a reference. Author’s own drawing. Turn the ignition switch to On or Run. If the testlight stays off or the DMM doesn’t register any voltage, either the coil’s primary winding has an open or the circuit between the ignition switch and the coil’s battery terminal has an open.

What does no spark mean on an engine?

No Spark: Engine Cranks, but No Spark. I Have Replaced Igniter, Engine cranks, but no spark. I have replaced igniter, coil pack, crank sensor. have the same problem?

What causes a cranks but not start condition?

TIP 3: The ignition coil is not the only thing that can cause a cranks but does not start condition, when it fails. Other components can fail and provoke a no start. If you have already replaced the ignition coil or the tests in this tutorial show that it’s good, the following tutorial may be of help:

What should I do if my engine won’t start?

You should see a bright spark jumping the gap in the spark tester. If you don’t see a spark, repeat the test. This time, adjust the spark tester to 30KV. If you still don’t see a spark, repeat the test and set the tester to 10KV. If this time you see a spark or no spark, you have a problem with the ignition system.

No Spark: Engine Cranks, but No Spark. I Have Replaced Igniter, Engine cranks, but no spark. I have replaced igniter, coil pack, crank sensor. have the same problem?

Why does my car not start when I crank the engine?

The crankshaft position (CKP) sensor monitors the position or rotational speed of the crankshaft. If the crankshaft position sensor has failed completely, and isn’t sending a signal to the (ECU) at all, then the computer won’t send any fuel to the injectors. This will leave you unable to start the car.

What to do when your engine has no spark?

If there’s no spark or the spark is weak, check the resistance of the wire that connects the ignition coil to the distributor cap. Consult the wire resistance specifications in your repair manual.

Why is there no spark in my ignition?

An ignition module requires some type of external input in order to activate. If your vehicle stalls unexpectedly during operation and will not start again, it is likely because of loose or corroded electrical connections in the ignition module. In this case, check the switch, clean oxidized terminals, and replace broken wires if necessary.

Can a bad ignition pickup cause an engine to stall?

One of the first symptoms of a bad ignition pickup is an engine that stalls and eventually will not restart. Consequently, An old or failing ignition pickup may cut out signal intermittently, which may cause the engine to stall. The engine may suddenly just shut off, almost as if the key had been turned off.

What causes a car to stall with no spark?

Consequently, An old or failing ignition pickup may cut out signal intermittently, which may cause the engine to stall. The engine may suddenly just shut off, almost as if the key had been turned off. Depending on the nature of the issue, sometimes the vehicle can be restarted and driven.

Insert a spark plug tester into the plug boot and ground it on a piece of metal on the engine. Finally, Have someone crank the engine and watch for spark. Remove one of the coils from the spark plug. Use an extra spark plug. A spark plug tester. Or even a screwdriver in the end of the coil.

How does a spark get to the spark plug?

Primary windings create a magnetic field that when collapsed across secondary windings, create high voltage. This high voltage is required to overcome the greatest KV requirement in the secondary (normally the spark plug gap) this high voltage is transmitted from the coil to the spark plugs through a coil wire, dist cap, rotor and spark plug wires.

If there’s no spark or the spark is weak, check the resistance of the wire that connects the ignition coil to the distributor cap. Consult the wire resistance specifications in your repair manual.

Why is there no spark from the ignition coil?

Its like the ignition coil is not collapsing to send the spark energy to the spark plugs. How can you check the pickup coil to see if the timing events are happening in order to make and break the ground on the ignition coil in order to induce a spark on the secondary side, so that spark energy is sent to the spark plugs?

When did I replace spark plug and coil?

Replaced coil and spark plug, still no spark. also disconnected green brake wire. What else is there? Submitted: 10 years ago. Category: Small Engine Experience: Outdoor Power Equipment technical trainer since 1990, covering eight states. Hello, and thank you for choosing JustAnswer.

How can I test the spark at the coil?

Using an Adjustable Ignition Spark Tester Test the ignition coil positive and negative side. Check for voltage output at the ignition coil. Disconnect the ignition coil wire from the distributor and install the spark tester to the wire and ground the tester to the engine. Crank the engine for a few seconds.

Why is my spark plug still not working?

Still no spark If the magnets are good, it’s gapped even reasonably close, the small ground wire from the base is disconnected, you’ve not got rust or corrosion between the coil and the mounting posts, and you’ve tried at least two new spark plugs (sometimes even new ones are bad), then you have another bad coil.

Is there no spark from distributor to spark plugs?

Q: No spark from distributor cap to spark plugs. Car died while driving. Wouldn’t start again. I did basic No start troubleshooting. Tested from the ignition coil to the distributor is good, from the cap itself no power. I replaced the cap, rotor, tfi, distributor itself, and the ignition coil. Same results.

Why does a small engine have no spark?

A faulty ignition coil can also lead to a no-start condition. For vehicles that use a single ignition coil as the source of spark for all of the cylinders, a faulty coil will affect the operation of the entire engine. If the coil fails completely, it will leave the engine without spark, which will result in a no spark, no-start condition.

How check spark plug firing?

An alternative method to check if a spark plug is firing is to remove the spark plug from the engine. Plug the spark plug on your ignition coil. Ground the threaded part of the spark plug to the engine block. Crank the engine and see if you are noticing any spark at the spark plug tip.

What is a spark plug coil pack?

A coil pack is a collection of ignition coils that transforms power from the automobile’s battery to generate spark to individually fire each cylinder. Coil packs began to replace the less-efficient distributor in vehicles during the late 1990s.

What can a bad spark plug wire do?

A bad spark plug wires can affect the smooth flow of electrical current which can cause a rough engine idling. Poor fuel economy in a car is a worrisome situation. There could be other reasons like a catalyst issue. But, a bad spark plug wire is a suspect.

When should you change your ignition coil?

If one ignition coil fails, and the other coils are several years old (we recommend 6 years or more) we recommend to replace all of the coils in the vehicle. Different factors can affect the life of the ignition coils such as climate, how often the vehicle is used, and age.

When to change ignition coils?

While ignition coils do not have a service interval, they do have a lifespan. There is no specific mileage or age to replace them. They should only be replaced when they are bad. If you notice any cracks on the plastic or epoxy, and of course misfires, then it is time to replace the ignition coils.

Do I really need to replace the ignition coil?

In an ignition system, it is one of the key components, since it creates voltage. When the engine is malfunctioning and wire resistance is broken, this can mean that the ignition coil has to be replaced .

How do you know if your ignition coil is bad?

Symptoms of a bad ignition coil include engine shaking, sputtering and lack of power (misfiring). The Check Engine light will flash repeatedly or stay on solid on the dash. In cars with a single ignition coil or coil pack, a bad coil (or coil pack) will cause the engine not to start.

What is wrong if no spark comes from coil on engine?

Answer: if there’s no spark coming out the coil, check battery power reaching the ignition coil and check for ground, depending on your particular model. The problem can be the ignition module as well.

What causes no spark to spark plug?

Loss of spark is caused by anything that prevents coil voltage from jumping the electrode gap at the end of the spark plug. This includes worn, fouled or damaged spark plugs, bad plug wires or a cracked distributor cap.

What causes ignition coils to go bad?

What Causes an Ignition Coil to Fail? Overheated Ignition Coil. Ignition coils are made from a silicon-iron alloy that has a tolerance to heat. Electrical Surges Within The Coil. Ignition coils are generally reliable, though their everyday wear and tear will eventually begin to break them down. Resistance Issues.

Can ignition coil cause an engine to not start?

A faulty ignition coil can also lead to a no-start condition . For vehicles that use a single ignition coil as the source of spark for all of the cylinders, a faulty coil will affect the operation of the entire engine. If the coil fails completely, it will leave the engine without spark, which will result in a no spark, no-start condition.

Why does my car not have a spark?

We did this to make sure the timing belt was not broke. Its like the ignition coil is not collapsing to send the spark energy to the spark plugs.

Can a bad ignition coil cause an oil leak?

This can cause the housing of the wire coils to break, and an oil leak will occur. Another cause could be that in the spark plugs, the gap is bigger due to erosion. This will cause the ignition coil to operate at a higher voltage. Because the ignition is working harder, it can easily overheat.

Why is there no spark from coil?

A grounded kill switches, faulty spark plug, spark plug cap, pick-up coil, stator, igniter and ignition coil ( you have replaced already) can cause a no spark condition.

What are some symptoms of a bad ignition coil?

5 Common Symptoms of Bad Ignition Coils Start-Up Problem: One of the most common symptom of bad ignition coils is start up problems, especially cold starts. Disturbed Fuel Economy: Observing your fuel economy for at least 2 tanks can be helpful. Backfiring: Backfiring can be one of the earliest symptom of a bad ignition coil.

Do you have power at the plus side of the coil?

Yes I do have power at the plus side of the coil. Also there is a spark generated each time you turn the ignition switch on and off. I have replaced the ignition module, the magnetic pickup assembly, the ignition coil and checked the various electrical connectors and ignition switch. No spark from the coil when engine is turned over for starting.

Why is the crank fuse at the start position?

Could be the ignition switch faulty try a hot wire direct to the starter motor small terminal then see if it cranks You can’t post conmments that contain an email address.

What happens if there is no external signal to the ignition coil?

With no external signal to the coil negative primary post, voltage would travel through the ignition coil windings without inducing any secondary spark. A switch, or signaling device, triggers an interruption in the circuit.

How to test the ignition coil test 3.3L Nissan?

This power transistor activation signal can be checked with an LED Light (which you can do in: Power Transistor Test And Ignition Coil Test 3.3L Nissan (1996-2004) ). When the power transistor gets its activation signal from the fuel injection computer, it now starts to switch the ignition coil’s power ON and OFF.

Is it possible to replace the ignition coil?

Normally, the high secondary voltage produced by an ignition coil is quite powerful. You can replace the secondary coil wire on an engine that uses one with an equal length of vacuum hose and the engine will start and run.

How do you get spark from ignition coil?

High voltage is then generated in the coil windings. Voltage transformation produced by the interruption coincides to each spark generated. Older ignition systems used breaker points to interrupt the circuit, while more modern systems “sense” the need for spark by means of a hall-effect switch or crankshaft position sensor.

How to know if your engine has no spark?

First Confirm Your Engine Has No Spark. 1 Disable the fuel system by removing the fuel pump fuse or relay. 2 Insert a spark plug tester into the plug boot and ground it on a piece of metal on the engine. 3 Finally, Have someone crank the engine and watch for spark.

What to do if your car won’t start when you crank the engine?

Remove a plug wire, insert a Phillips screwdriver or spare plug piece of bare wire into the plug wire boot and place the end near the engine block (do not hold the plug wire while cranking the engine unless you want a shocking experience). If there’s a spark when the engine is cranked, it has ignition. The problem is either fuel or compression.

Why are the spark plugs not firing on my car?

The voltage should be switching on and off. In ignition systems with a single coil and distributor, a bad coil or a cracked distributor cap or rotor can prevent the spark plugs from firing.

Why did my car not start when I cranked the ignition?

The car did not start. That led me to suspecting something on the ignition side was wrong. I then removed the secondary coil wire going to the distributor cap and held it close to the strut tower to try and “see” a blue spark, as my dad was “cranking” the car.

Why is there no spark at the tip of the spark tester?

While the engine cranks, you should see a bright, blue spark at the tip of the spark tester. If there’s a good spark, including the rest of the cylinders, the ignition system is working properly. If only one or a few cylinders have a weak or no spark, the problem is in the secondary side of the system.

How to troubleshoot a no start ignition coil?

How To Troubleshoot A No Start (Ford 4.9L, 5.0L, 5.8L). This may seem like a no brainer because the most obvious symptom of a bad ignition coil is a no start no spark condition, but here are a few other symptoms you’ll see along with no spark:

When does the ignition coil start to spark?

The action of switching ON and OFF the primary voltage (ignition coil’s battery power) is referred to as the switching signal. Once the ignition coil gets this switching signal, it starts to spark away and as you’re already aware, this spark gets delivered to the center of the distributor cap by a high tension wire.

What causes no injector pulse when engine is craking?

When these fuses blow, the system they support stops working, and the engine stops running. As a result, there is no injector pulse while craking.

Can a bad ignition coil cause a hard to start engine?

A hard to start engine is a symptom that will occur especially if your car uses a single coil. If the coil has a malfunction, it means the engine will be cranking without sparks inside the cylinders.

What causes an open circuit in an ignition coil?

Any break in a conductive material, like a wire, creates an open circuit. An open circuit behaves as though it were switched off. The windings in an ignition coil are no more than thin wires, and open circuits can occur inside the coil. You can test the continuity of coil windings by measuring the resistance with an ohmmeter.

Which is spark tester do you need for ignition coil tower?

This is a pretty easy test, but it must be done with a spark tester. You can find the test steps here: TEST 4: Spark Test At Ignition Coil Tower (this test belong to this tutorial: How To Test A Misfire / No Spark-No Start Condition (4.3L, 5.0L, 5.7L 96-04) ).

What are the symptoms of a bad ignition module?

Symptoms Of A Bad Ignition Module And Ignition Coil Generally, when the ICM or the ignition coil fails, your GM car or truck will Crank but NOT START. Specifically, the ignition coil will not spark.

Where is the spark plug on an ATV?

Place the spark plug on the cylinder head or near an exposed metal part of the frame. The plug’s metal part must touch the metal on the engine or frame for this to work. This will ground the spark plug so that it can create a spark. Crank the engine and watch for a spark. You may need a helper to push the starter for you.

Why is there no spark from the distributor?

When a car engine cranks but doesn’t start, then it is highly likely that there is no spark from distributor. When troubleshooting the problem, knowing the exact reason is essential. No Spark From Distributor: Why Does it Happen?

Where is the spark in an ignition system?

Electronic ignition pickups are a component found on traditional electronic distributor ignition systems. They are located inside the distributor and function as the trigger for the ignition system to produce spark. The pickup coil monitors the rotation of the distributor and triggers the ignition system.

How does an ignition module work in a car?

Ignition modules are solid state switching devices that typically use a component like a transistor to switch the current flow through the primary winding of an ignition coil on and off. In that way, an ignition module works a lot like mechanical points. However, ignition modules are not able to do the job alone.

What kind of spark does a crank engine have?

Crank Engine and check for ICM switching at ignition coil while cranking. As ICM switches, primary voltage spikes can be seen. 25k ohms total resistance per wire.

What happens when the ignition coil is activated?

Now, when the ignition coil is activated to spark, it feeds spark to two engine cylinders at the exact same time. So then, in a nutshell, when you turn the key to crank and start the car, this is what happens: The engine starts to crank, inducing the crankshaft position sensor to start producing its crank signal.

How to test a crankshaft and ignition coil?

Crankshaft Position Sensor: Circuit Descriptions. Ignition Coil: Circuit Descriptions. TEST 1: Testing For Spark. TEST 2: Testing For Spark At The Distributor Cap. TEST 3: Ignition Coil High Tension Wire Spark Test. TEST 4: Ignition Coil Spark Test. TEST 5: Making Sure The Ignition Coil Is Getting Power.

Crank Engine and check for ICM switching at ignition coil while cranking. As ICM switches, primary voltage spikes can be seen. 25k ohms total resistance per wire.

What causes a car to have no spark?

First thing first, see if there is any broken or loose wire connecting sensors to the power control module. The Crankshaft position sensor can help you find the issue with the crankshaft. This sensor tracks the rotational speed of the crankshaft. If the sensor stops working, it fails to send a signal to ECU.

Why does my car not start when I Turn on the ignition?

The most common causes are in the ignition (for example, a bad ignition coil) or fuel system (for example, a clogged fuel filter). However, the source may also be a mechanical fault (for example, a leaking valve), or faulty components in other systems.

What happens if there is no spark in the ignition coil?

Hence, without this high voltage, there is no spark and, consequently, internal combustion cannot take place within the engine. Simply put, the bottom line is without spark the engine doesn’t run.

What should my ignition coil waveform look like?

Ignition coil waveform should have a gradual rise or ramp as current begins to flow. If vehicle is DIS equipped, current flow through each coil should be about the same. If not, suspect resistance in power supply or ground circuits,or possible aftermarket assy not matched with OEM units.

What happens when there is no spark from the ignition coil?

1 Power. Two positions of the ignition switch provide power to the positive primary post of the ignition coil. 2 Signal. With no external signal to the coil negative primary post, voltage would travel through the ignition coil windings without inducing any secondary spark. 3 Flow. 4 Open Circuits.

Where is the ignition coil on a Jeep Wranglers?

If you own a TJ (Wranglers after ’97) or other Jeep with the coil-on-plug configuration there will be no coil or plug wires coming from the passenger side of the engine block. The coil in this article will be the one for the YJ, XJ style ignition systems. First of all make sure you have no engine codes stuck in the ECM.

What does it mean when your ignition coil is orange?

If the spark is orange or some similar color. Either the coil is weak and is going bad or you do not have proper voltage going into the coil. If you have a weak spark coming from the spark plug, lets check the ignition input voltage first. On the plug there is a green and a white wire.

What are the symptoms of a bad ignition coil?

This may seem like a no brainer because the most obvious symptom of a bad ignition coil is a no start no spark condition, but here are a few other symptoms you’ll see along with no spark: None of the spark plugs will fire spark. The fuel pump will still work. The PCM will still activate the fuel injectors.

Can a bad ignition coil cause an engine to stall?

If one or more of your ignition coils under the hood begins to fail, this can cause the car to stall. The coils will send irregular sparks to the spark plugs. The electrical charge provided will be uneven and prevent the engine from running at a consistent and smooth rate. The engine stalling is a symptom of a faulty or bad coil pack.

What happens if there is no power to the distributor?

Cause car will do other functions with out ecu powered up. It just won’t run. Most will turn over and act like they are trying to start but won’t if no power to ecu. 4 people found this helpful.

Why is my distributor not working on my car?

An issue with the ignition coil results in the vehicle failing to start. Checking distributor cap is paramount when a vehicle stalls suddenly and fails to start again, Check whether the inside or outside has some dirt. It ought to be rust or corrosion-free. Besides, consider checking the working of the rotor and cracks on the distributor cap.

What to do when your Jeep Cherokee won’t start?

The first thing to check when the engine won’t start is to see if you have spark at the spark plugs. When the car won’t start and you have a spark at the spark plugs then the problem would most likely be in the fuel system. Checking fuel pressure would be next and also checking to see if you have an injector pulse at the fuel injectors.

Why does my Jeep Cherokee have no spark?

I have no communication to the computer with a scanner, no check engine light, no 5 v reference, no spark. I have tried to manually pull codes with the key. The dealer says that it does not have an immobilizer by the VIN number. I have power and grounds to the PCM connectors.

What causes a Jeep Grand Cherokee to not start?

Jeep Grand Cherokee Won’t Start Diagnosis. 1 1. Battery Cables. While the battery cables are not necessarily the most likely issue to cause your Grand Cherokee to not start, they are some of the 2 2. Battery Charge. 3 3. Starter. 4 2. Ignition Issues. 5 3. Engine Timing.

What can cause a Jeep Cherokee to misfire?

There is more to your Cherokee’s ignition system than just the coil packs. There’s also spark plugs and plug wires. There are also non ignition related circumstances that can cause a misfire. That would include lack of fuel pressure, bad fuel injectors, or even a timing chain (or belt) that has jumped.

What happens when you have bad coil packs on a Jeep Cherokee?

If acceleration has diminished, it should be felt. The less cylinders that your engine has, the more that one cylinder not firing properly will have an effect on engine performance. If you have one or more bad Coil Packs, it’ll cause the acceleration of the Cherokee to be weaker, and you’ll probably feel a jerking sensation.

How can I tell if my ignition coil is on fire?

Have someone crank the engine and observe the center electrode of the plug — if there’s sufficient voltage reaching the plug, you should see a bright blue spark jump across the gap of the electrode every time that cylinder fires. If you see no spark, the coil is a good thing to suspect next.

Can a bad spark plug cause a bad coil?

If the magnets are good, it’s gapped even reasonably close, the small ground wire from the base is disconnected, you’ve not got rust or corrosion between the coil and the mounting posts, and you’ve tried at least two new spark plugs (sometimes even new ones are bad), then you have another bad coil.

How is power supplied to the ignition coil?

Power is supplied to the ignition coil thru’ the wire labeled with the number 2. The profile ignition pickup (PIP) sensor, which is what Ford calls the crank sensor, gets power from the ICM and as the engine cranks it starts to generate a crankshaft position signal (called the PIP signal).

What to do if your car has no spark?

Connected an inline spark tester to the ignition coil secondary lead, started the engine, and found the spark was intermittent. Used a multi-meter to measure the resistance of the ignition coil and found the measured resistance was within specifications.

How to start a car with a bad ignition switch?

Jumper cables Open the hood of your car and locate the ignition coil and the battery. Then using a jumper cable, connect the positive terminal of the battery to the positive side of the coil. This will give power to the dashboard which is needed to start the engine.

How to test no start mower engine coil?

Testing Mower Engine Coil How To: No Start Diagnosis – YouTube If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

What happens if your engine has no spark?

Dan Ferrell writes about do-it-yourself car maintenance and repair. He has certifications in automation and control technology. Worn out spark plugs will fail to ignite and start your engine. An engine with no spark produces a no-start condition.

What should the resistance be on a Delco ignition coil?

This reading of 8.84 does indicate that the coil’s secondary windings are not putting out as much voltage as they should; the minimum acceptable resistance reading here should be 11.00, with approximately 13.5 being normal. Here’s the primary reading on the new replacement GM Delco coil before I installed it.

How does the spark igniter work on a Bonneville?

The spark induced fires in both cylinders – one approaching top dead centre on compression, the other on exhaust (so called lost spark). The igniter reads engine speed from the signal and applies the appropriate advance from the throttle position sensor.

What kind of test is the ignition coil?

IGNITION COIL TEST 1: Testing For Spark With A Spark Tester. IGNITION COIL TEST 2: Testing For Spark Directly On Coil’s Tower. IGNITION COIL TEST 3: Verifying Ignition Coil Is Getting 12 Volts. Why The HEI Spark Tester. Where To Buy The Ignition Coil And Save.

What causes no spark at end of spark plug?

There are three specific components inside the distributor that may cause a lack of spark at the end of the spark plug to appear. A broken distributor cap Moisture or condensation inside the distributor cap Broken distributor rotor In order to diagnose the precise cause of the distributor failure,…

Where are the spark plugs on a General Motors engine?

The placement of each spark plug wire on the distributor cap is directly correlated to the engines firing order. For example; a standard V-8 General Motors engine has eight individual cylinders. However, each cylinder fires (or reaches top dead center) at a specific time for optimal engine efficiency.

Can a worn out spark plug cause a misfire?

Combine a worn out spark plug with lean air/fuel mixture, and that 80kV is going to find an easier path to ground. Even the best insulator boot can’t contain it indefinitely; at first the spark will leak through the boot to the valve cover only during acceleration]

Is there a problem with the cop ignition?

We found a 2006 Dodge Dakota with a 3.7L V-6 engine that consistently misfires on cylinder No. 1, but only for a few seconds immediately after a cold-start. The PCM stored ignition misfire codes for cylinder No. 1, but a detailed and thorough diagnosis shows nothing wrong with any of the COP ignition coils.

What does it mean when a car has a misfire?

Since the injectors pass the monitor test, the misfire is reported as a malfunction in the ignition system. This case may be unusual, but it shows why ignition misfire codes don’t always mean there’s something wrong with the ignition system or that there’s nothing wrong with the fuel system.

What to do if you have a spark plug misfire?

I suggest first removing and checking the spark plug and swap in a new one or swap with cylinder next to it. This way the misfire moves to other cylinder then you know it was plug and replace it. If misfire still on number one then check for spark and injector pulse and replace injector or coil as needed.

What to do if your ignition coil has no spark?

@ahughes05 if you are 100% sure you have no power reaching the spark plugs you need to check the wiring to the coil, the distributor cap, carbon brush and the rotor arm. That is probably what you are referring to when you say ” contact breaker”. If all that checks out normal the fault is probable with one of the system sensors.

Can a bad ignition cause a car to misfire?

Many times, failing coil-on-plug ignitions will show an erratic kind of miss and roughness. It might be fine at idle but could buck and jerk randomly when the engine is under load. If you ever experience this, you won’t be able to miss it.

How does the PCM detect a misfire in a car?

Remember, the PCM detects misfire with the crankshaft sensor: the crankshaft decelerates as a piston comes up on the compression stroke, then accelerates again on the power stroke after the cylinder fires.

Why is my car not turning on when I Turn on the ignition?

Of course, if you access the car itself with your key, you likely won’t be able to turn on the ignition because of all those extra tumblers. And on the off chance that you do turn the ignition cylinder, the immobilizer won’t allow you to start the car, because it’s protected by one-in-millions of transponder codes.

What happens if you have an incorrect ignition code?

The chip in the key transmits a specific code, of which there are millions. If this code matches the ones programmed into the vehicle, engine starting is enabled. An incorrect key code, such as from an unprogrammed key or damaged key, would prevent engine starting. Code “confusion,” such as having multiple keys can also occur, preventing ignition.

What should I do if my ignition switch is not working?

How To Fix It: After ensuring the rest of the electrical system is intact, such as fuses, relays, and circuits, replace the ignition switch. The transponder antenna surrounds the ignition cylinder. If it doesn’t recognize the transponder key, it doesn’t allow the engine to run. https://www.gettyimages.com/license/525320791

If nothing happens when you turn the ignition key to the “Start” position, it means that the starter motor doesn’t turn over the engine. Most commonly this could be caused by a dead battery; here is How to check the battery. If the battery checks out OK, but the starter still won’t crank, there could be a number of possible reasons.

What causes coil on plug ignition system to fail?

The coils in a (COP) ignition system can be damaged by degreasers and water during engine cleaning. Common causes are worn spark plugs, excessively lean air/fuel mixture and liquid getting into the spark plug tubes. A failing coil will cause a wide variety of starting and driveability problems.

What causes a spark plug not to work?

Common causes are worn spark plugs, excessively lean air/fuel mixture and liquid getting into the spark plug tubes. A failing coil will cause a wide variety of starting and driveability problems. Failures can cause hard starting, refusal to start, extremely poor gas mileage, and a possible stalled engine while driving.

What to do if your spark plug is not working?

If there is no spark, unplug the white plug with blue and black wires that are at the bottom of the engine under the valve cover. Check for spark once again. If there is a spark, the coil is in good condition and the ignition kill relay or its wiring is at fault.

Why is the spark plug on my EZGO not working?

EZGO TXT/RXV Won’t Start and Not Sparking. Check for spark by replacing the existing spark plug with a clean and new plug. Although the old plug may appear to be in good condition, it could have got shorted because of carbon. Check if the coil wires are secured firmly on to the coil studs and the bracket is well-grounded.

What happens when the crank sensor goes bad?

Wear safety glasses to protect your eyes from falling debris. Think safety all of the time (your safety is your responsibility) TIP 4: When the crank sensor goes bad, you’ll get a no-spark no-start condition. So, if you’re getting spark, even if in just one cylinder, the crank sensor is good and this test will not help you.

How do you test a crank sensor on a car?

TIP 2: Since this is an On Car test of the crank sensor, you’ll need to crank the engine to test it. For this reason, the battery on your Ford vehicle must be fully charged. TIP 3: You’ll need to jack up the vehicle to gain access to the crank sensor. Use a jack stand to hold the car up in the air. Do not trust the jack!

What kind of crank sensor does a Ford Mini have?

The crank sensor on your 3.0L, 3.8L Ford car or mini-van is a two wire reluctor type. Ford labels this sensor as a magnetic transducer type. In plain English, this means that this type of crank sensor creates its own voltage signal without an external power source. Here are some more specifics:

Why no power to spark plugs?

How to check spark plug wire simply?

Park your vehicle and allow the engine to cool.
Remove the spark plug wire at the spark plug. Use the pliers as close to the end of the spark plug boot as possible.
Remove the spark plug wire.
Unclip the spark plug wire from the retaining clips.
Visually check the spark plug wire for damage.
Check the resistance of the wire.
Apply the boot grease.

Why does my Galant engine won’t start?

The second way that your Galant won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own. When the engine isn’t turning over at all, that’s a bit easier to diagnose than when it is cranking but not firing.

What happens when the starter on a Galant goes bad?

When a starter goes bad, they will usually not give you much warning first. Also, if you are stuck somewhere and are trying to start your Galant, the old beat the starter with a hammer trick is not a wives tale. It really can get that one last start out of it. There are a lot of issues that can cause your Galant to crank, but not start.

The second way that your Galant won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own. When the engine isn’t turning over at all, that’s a bit easier to diagnose than when it is cranking but not firing.

When a starter goes bad, they will usually not give you much warning first. Also, if you are stuck somewhere and are trying to start your Galant, the old beat the starter with a hammer trick is not a wives tale. It really can get that one last start out of it. There are a lot of issues that can cause your Galant to crank, but not start.

Can a spark plug be removed from the ignition coil?

Using a regular spark plug will give a false test result that’ll have you chasing the wrong diagnostic path/conclusion and in the process wasting time and money. Do not remove the spark plug wire from the spark plug or the ignition coil while the engine is cranking to test for spark. This method will ruin the ignition coil.

How is the spark fed to the ignition coil?

One cylinder is fed spark directly by the ignition coil. The other cylinder is fed spark thru’ a spark plug wire (high tension wire). OK, technically speaking, this type of ignition system is not a true Coil-On-Plug (C.O.P.) System but hey, if it kinda’ looks like a duck and kinda’ quacks like a duck who cares?

If the car is not cranking when you are turning the ignition switch to the start position, you may have a low voltage or a starter problem. If your engine is not cranking, make sure that the car battery is charged and that it’s not failed. If the battery is good and the jump start didn’t help the engine to crank.

Can a coil over plug be replaced in an ignition?

Whether it’s replacing the single coil mounted separate to the distributor, the HEI coil, a coil pack, or a coil over plug, we’ve proven on more than one occasion that coil upgrades do provide performance benefits including incre ased power you can see on the dyno.

What should the resistance of an ignition coil be?

Switch the meter’s resistance range to the 20K-ohm setting and attach the negative (black) meter lead to the center terminal of the coil. The reading here should be 11.00 or better, with 13.49 being about normal. If your coil reads under 11.00, then chances are pretty good that this is the reason you’re not getting any spark or a very weak one.

Switch the meter’s resistance range to the 20K-ohm setting and attach the negative (black) meter lead to the center terminal of the coil. The reading here should be 11.00 or better, with 13.49 being about normal. If your coil reads under 11.00, then chances are pretty good that this is the reason you’re not getting any spark or a very weak one.

Any break in a conductive material, like a wire, creates an open circuit. An open circuit behaves as though it were switched off. The windings in an ignition coil are no more than thin wires, and open circuits can occur inside the coil. You can test the continuity of coil windings by measuring the resistance with an ohmmeter.

What should I do if my spark plug is bad?

It should draw the screwdriver from about a 1/2″ away. Finally, take the coil off and clean the connection points where the coil and engine meet with a bit of sandpaper, both the coil and the engine. If these steps don’t solve the problem, you have a bad ignition module that will need to be replaced. Sometimes even new ones are bad.

It should draw the screwdriver from about a 1/2″ away. Finally, take the coil off and clean the connection points where the coil and engine meet with a bit of sandpaper, both the coil and the engine. If these steps don’t solve the problem, you have a bad ignition module that will need to be replaced. Sometimes even new ones are bad.

Can a cyclinder spark plug be replaced before purchase?

1) Coil replaced: no change Should have Ohmed out before purchased!! Ohm out the wire harness for the coil Pack for Cyclinder number 2: You may have a chaffed wire, bad ground, or bad connection at Coil Pack 2 ??

Will bad spark plugs cause my car not too start?

Each vehicle requires a particular type of spark plug made from specific materials and with a designated spark plug gap set by a mechanic during installation. Good spark plugs will burn fuel efficiently, while bad or failing spark plugs can cause the motor not to start at all .

Can a bad ignition coil cause a car not to start?

Where is the igniter on a Suzuki Suzuk?

Igniter, is a transistor module that turns on and charges the Induction COIL, and then releases it for the induced high voltage spark. Suzuki moved the ignitor 6 times. But most Suzuk’s the ignitor ended up inside the COP’s. COP = Coil over plug, one spark coil per spark plug.

How does the crank signal work on an ignition coil?

The engine starts to crank, inducing the crankshaft position sensor to start producing its crank signal. The crank signal upon being received by the PCM along with other necessary sensor information, starts to do its little song and dance and sends back a Triggering Signal to each ignition coil.

What to do if there is no spark in the ignition coil?

Just like before: while cranking the engine, use a multimeter to check for voltage at the two primary wires of the ignition coil. Connect your back multimeter lead to the black ground wire at the coil, and with the red lead to the lighter color wire (usually blue or purple, but it varies).

Why does my lawn mower have no spark?

I thought maybe the problem is with the kill switch or the kill wire on the coils but why would one coil fire and the other one doesn`t?

How does spark generation work in an ignition system?

Older ignition systems used breaker points to interrupt the circuit, while more modern systems “sense” the need for spark by means of a hall-effect switch or crankshaft position sensor. The ignition module uses the information to time spark generation.

Where is the solenoid on an ATV starter?

The solenoid is usually located near or on the starter. Put your multimeter to DC Voltage. The red lead goes to the battery (red) side of the solenoid. The black lead goes to ground. You should get a voltage reading of 12V or more.

Why does my starter arc when I crank the engine?

The solenoid closes and connects the battery cable going to the solenoid to the starter motor wire along with moving the bendix gear into the ring gear of the engine. It seems something is wrong inside the solenoid so I suggest you replace the starter to eliminate the problem.

Why do I get a spark on my starter motor?

The connections that get disconnected suddenly and which could produce a spark are inside the motor case on every starter motor I’ve come across, so any spark that occurred wouldn’t be visible. That’s why the posters above are suggesting a loose connection is involved somewhere, as a spark could occur outside the case then, at the loose connection.

What kind of voltage regulator does a dirt bike use?

5 Pins CDI Box for Chinese Made 50cc 70cc 90cc 110cc 125cc 4-stroke Horizontal Engine ATV Go Karts Dirt Bikes Pit bike. 12V 4-pin Voltage Regulator Rectifier for 50cc 70cc 90cc 110cc 125cc ATV Scooters Go Karts Quad 4 Wheelers Moped Dune Taotao Sunl Jonway Buggy Sandrail Roketa.

What causes a no spark or loss of power condition?

Loss of spark is caused by anything that prevents coil voltage from jumping the electrode gap at the end of the spark plug. This includes worn, fouled or damaged spark plugs, bad plug wires or a cracked distributor cap. Sometimes, misfiring may not be caused by a total loss of spark but by incorrect sparking or by high-voltage electrical leaks.

What to do if your ignition system won’t start?

IGNITION SYSTEMS – YouTube If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

What to do if there is no spark at the coil?

Test for voltage from the ignition switch at the positive side of the coil. Refer to the above image. If there’s no voltage, check the wire between the ignition switch and the coil and, if necessary, the switch itself. If there’s voltage, the problem may be with the pickup unit.

Can a bad ignition switch cause a car not to start?

However, if your car has ignition switch problems, you may not be able to start the car at all. Ignition switch problems can also cause issues on the road, such as unexpected shutdowns or electrical problems.

Where is the coil on plug ignition system?

The most sophisticated of all ignition systems. The Coil On Plug Ignition System places an ignition coil; directly on the top of each spark plug. As a result, the Coil On Plug Ignition System; eliminates the need for distributors and spark plug wires.

What happens when Coil on plug ignition system ( cop ) fails?

A failing coil may cause the engine to backfire (loud pop from the engine) during sudden acceleration. (COP) ignition problems can include many of the same ailments; as other ignition systems such as misfiring, hard starting or a no start. So (COP) ignition systems are not immune to trouble.

Why does my MerCruiser Tester have no spark?

Make sure the other end of the tester is attached to a good clean ground. Crank the engine and check for spark. If you have no spark, there are several things which can be at fault. Below is a quick list of items which can cause a “no spark” condition from the coil: 1. A bad key switch. 2. A blown ignition fuse. 3.

Why is my coil not producing a spark?

This wire will eliminate the possibility of a safety switch or a bare wire preventing your coil from producing a spark. If your coil produces a spark with this wire unplugged, then our problem is somewhere else. What are you using to test your spark?

What’s the difference between no crank and no start?

There’s a big difference between a No Crank and a No Start Condition. Here’s a brief description of both conditions: No Start Condition: The engine cranks (turns over) like it wants to start but it never does. The usual culprits are: Failed crank position sensor.

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What happens when you remove a spark plug?

After you remove a spark plug and inspect it carefully, you will likely see one of these 7 Spark Plug conditions: 1 Carbon fouled 2 Wet (gasoline) 3 Burnt 4 Oil deposits 5 Worn out Electrode 6 Broken Electrode 7 Normal

What happens if you put spark plug wires in the wrong order?

To avoid mixing up and placing spark plug wires in the wrong cylinder, it is prudent to replace them one at a time. Placing spark plug wires in the wrong order will affect the engine’s performance or prevent it from starting. Q. What Happens If You Put Spark Plug Wires on Wrong?

Do you remove distributor cap from spark plug?

Pull the old one from the spark plug and the distribution cap and replace it with a new one. Repeat the step for all 4 cylinders. This method is extremely simple, and you will not have to remove the distributor cap. However, if the wiring is mixed, then you have to use the guide above.

What happens when a spark plug is not properly terminated?

If done incorrectly it may cause a space to occur between the spark plug wire conductor and its terminal. This space reduces continuity, or the flow of electricity in the circuit. Thus a higher voltage build-up in the ignition coil is needed to not only jump the spark plug gap, but also the space left by the faulty termination.

What’s the proper way to remove a spark plug?

Lubricate the cable with hand soap or silicone spray and slide the proper nipples and boots over the cable. Wipe off excess lubricant. Using a crimping tool, strip the ends of the cable 5/8″. Always be extremely careful not to nick the IRS conductor, causing the individual fibers to be exposed or fan out like a brush.

Can a spark plug wire be crimped to fit?

Finding the perfect spark plug wires to fit your car may not always be easy. The good news is that you can always cut and crimp your wires to the length you need. It’s important to do this carefully. If done incorrectly it may cause a space to occur between the spark plug wire conductor and its terminal.

What happens when a spark plug is misfiring?

Thus a higher voltage build-up in the ignition coil is needed to not only jump the spark plug gap, but also the space left by the faulty termination. This situation tends to produce misfiring of the plug and thus causes difficult engine sharing, poor acceleration and plug fouling.

How can you tell if ignition control module is good?

Because the clearest indication that the ignition control module and the crankshaft position sensor are good is if there’s spark coming from all of the spark plug wires. So if you haven’t checked, stop now and do a spark test on all of the spark plug wires.

If no, the problem could lie in the spark plug cables, the distributor (if you have one), or the ignition coil. Most modern cars do not have distributors. Instead, each plug wire has its own coil. Sometimes the coil is attached to the plug wire, other times, they are located in a block called a coil pack.

Why is my car cranking but not starting?

If the spark plugs are old, worn, fouled, or damaged, they might not spark. When there’s no spark, there’s no starting. What Can Cause a No-Crank, No-Start Situation?

What is the diagnostic code for a Nissan Sentra?

2001 Nissan Sentra 1.8 L 143 k p0300 P1320 My no. 1 and no. 2 coil has no spark…took no 3 and 4 off and switch over to see if works but no spark still. Checked connector and voltage, ground etc. seems fine. runs bad….plugs are wet on no 1 and 2 and seems like if the ecm is not drivin…

What are ignition coils on a Nissan Sentra?

You can find this tutorial in Spanish here: Cómo Probar Las Bobinas De Encendido (1.8L Nissan Sentra) (en: autotecnico-online.com ). The Coil-On-Plug (COP) ignition coils are the ones that create and deliver the Spark that each engine cylinder needs to burn the air/fuel mixture.

How to test the ignition coils ( Nissan 1.8L )?

Testing the ignition coils (most commonly known as the COP ignition coils), on your 1.8L Nissan Sentra is pretty easy. You don’t need any expensive diagnostic equipment to see if they have failed and causing the misfire code or condition your Nissan Sentra is currently experiencing.

What causes the ignition coil to spark on and off?

The ignition module, in turn, starts to switch the ignition coil 12 Volts On and Off (by interrupting the coil’s Ground circuit). Remember, all this is happening inside the ignition coil. It’s the switching On and Off of the primary current (the fancy name for 12 Volts) that causes the COP coil to spark.

When does a bad cop ignition coil fail?

When one COP ignition coil fails, that cylinder goes ‘dead’ due to a lack of Spark and is said to be misfiring. The most obvious symptom of bad cop ignition coil, is a miss at idle and when you accelerate your Nissan down the road.

We did this to make sure the timing belt was not broke. Its like the ignition coil is not collapsing to send the spark energy to the spark plugs.

What to do if coil warning light appears?

Retired after 42 yrs and enjoying Life. 1. Have a diagnostic check, to see if any error codes have been stored. 2. It might have just been a blip, continue driving and if it occurs again then you must have a check carried out. What engine, what year and exactly what warning light and what does your handbook say it was?

Can you change all ignition coils at once?

One engine cylinder has one ignition coil, so the condition of one pack doesn’t affect the others. Can I replace just one ignition coil? Yes, you can. However, you should always keep in mind the following recommendations to decide whether to change one or all of them. SEE MORE. When Is the Right Time to Change Spark Plugs?

What does no light mean on a 6V ignition?

No light means you’re not getting power to the coil. Light pulsing on or off, or varying in intensity, means you have a high resistance connection somewhere in the power circuit.

What does steady ” off ” mean on a 6V engine?

Steady “off” means either the points aren’t opening or something (most likely the wire between the coil and points) is shorted to ground. If the points are in fact opening and closing correctly, as indicated by the test light pulsing when the engine is cranked, you should have spark at the output of the coil.

What causes spark at plug but not at coil?

If you have spark at the coil but not at the plugs, you most likely have either a bad/broken rotor, a bad distributor cap, or bad high tension wires. If you have spark at the plugs, check to make sure the distributor was timed correctly when the engine was assembled.

What causes a car engine to have no spark?

If only one or a few cylinders have a weak or no spark, the problem is in the secondary side of the system. Check for worn or damaged spark plug wires, worn or faulty distributor cap.

Can a spark tester be attached to the ground?

Attach the spark tester to engine ground. You can use a non-painted bracket or bolt on the engine to secure the tester. Using a spark tester instead of a screwdriver is better, if you haven’t done this type of test before, to protect yourself from ignition system high voltages.

Do you need to replace the spark plug wire?

It is not a part that you would normally replace like an air filter or spark plug but if your engine is about 10 years old it could be a magneto. Unlike automotive engines the wire to the spark plug is normally attached to the magneto and is not replaceable if you have damage to your plug wire you will probably need to replace everything.

What causes an ATV to not have a spark?

When your ATV is not getting a spark, the problem is with one or more of these electrical components: 1 The spark plug 2 The spark plug wire 3 The ignition coil 4 The stator 5 The crankshaft positioning sensor 6 The CDI or ECU 7 The battery 8 Wiring and connectors connecting these components

What to do if your ECU is not getting power?

If you’ve established that you’re not getting a spark at the plugs, the next thing to do would be to work back – so test the coil packs. Pull out the plug from one of the coil packs and see if it is getting power, has a good ground, and has some kind of signal coming from the ECU.

What happens when you pull out the spark plugs?

It sometimes cuts out at idle and has no power on acceleration. It sometimes backfires under full throttle. Pulling out the spark plugs one by one, cylinder 1 has no effect on the engine (but spark is firing). All fuel injectors are firing, brand new spark plugs, new fuel pump & filter.

How do you remove a spark plug from a car?

Use an insulated tool to lift the wire off the plug, one at a time. Now the whole wire and the coil that supplies it is loaded. Use a jumper wire to ground an insulated screwdriver. Gently drag the screwdriver down the length of each spark plug wire, around the coil, and the boots.

What is an electronic ignition?

electronic ignition. noun. an automotive ignition in which electrical pulses are generated electronically, usually by transistors controlled by sensing devices, without the use of mechanically actuated breaker points.

What are the four types of ignition systems?

There are about 4 types of ignition on the vehicle, among others; Conventional ignition system Ignition system transistor (electronic) CDI ignition system (Motorcycle) DLI (Distributor less ignition) system

What are the types of ignition?

There are three types of ignition system used in modern day vehicles: Battery ignition system (or coil ignition system) Magneto ignition system. Electronic Ignition System.

What is an ignition kit?

Performance Ignition kits are a great way to upgrade your entire ignition system with parts that work together to help your engine perform better with improved timing adjustments and spark control. Most performance ignition kits include a high energy coil, ignition control box, performance distributor, high performance spark plug wires and more!

A Bad Rotor Or Distributor Cap (cracks or carbon tracks that are allowing the spark to short to ground). Often the distributor cap is suspect. The internal and external surface of the cap should be clean. No erosion should be on the surface and the firing points should be free of rust or corrosion.

What happens when the distributor rotor and cap fail?

Excessive or unusual engine noises Your vehicle may make some very strange noises if the distributor rotor and cap are malfunctioning – specifically because the cylinders will try to fire but fail. You might hear a tapping, clicking, or sputtering sound when the distributor rotor and cap are failing.

A Bad Rotor Or Distributor Cap (cracks or carbon tracks that are allowing the spark to short to ground). Often the distributor cap is suspect. The internal and external surface of the cap should be clean. No erosion should be on the surface and the firing points should be free of rust or corrosion. Also, Confirm the rotor is in good working order.

If only one or a few cylinders have a weak or no spark, the problem is in the secondary side of the system. Check for worn or damaged spark plug wires, worn or faulty distributor cap.

Why does my car not start when I put it in neutral?

Today, even putting in neutral after using the shift lock release, the car still has no power and will not start. I do not think it’s a battery issue, but now my car is stuck on the third floor the parking garage in my apartment building and I have no idea how to at least get it to turn on to take to a mechanic.

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What causes a car to not start with no spark?

Without spark, the engine will Crank but Not Start. The ignition system of the GM vehicles covered by this article use a distributor type system. In my experience, the most common component failures, of the ignition system that cause a No Start No Spark Condition are: Distributor cap. Crank sensor.

What’s the difference between no start and no crank?

It’s important to know that a no crank and a no start condition are not the same thing since this article only concentrates on testing a no start condition. In layman’s terms, a No Start Condition means that your vehicle’s starter motor is cranking the engine but the engine is not starting.

Why is there no spark on my Citi Golf?

No spark on citi golf. Replaced Coil, distributor, switching module abd still no spark. I get 4volts on the coil plug and 8.8 volts on distributor plug. No spark on centre pin of distributor plug when earthed. Please help Hi, my name is XXXXX XXXXX I am at your service to assist with your VW problems. Welcome to Just Answer.

Where is the spark on Citi Golf 5wk4678?

The three pins from the coil around the ignition switch going into the siemens unit 5WK4678 is a brown, white and copper wire. Are they supposed to give power to the siemens unit.

https://www.youtube.com/watch?v=X-uxkgveK7M

What’s the normal voltage for an ignition coil?

Normal reading on the primary windings is 1.6, but 1.5 is still within the acceptable range, so this by itself doesn’t necessarily indicate a problem.

What should I do if my spark plug is not working on my golf cart?

Yamaha G16 Golf Cart Ground the threaded portion of the spark plug that is connected to the engine. Crank the engine and check for spark. If there is no spark, unplug the white plug with blue and black wires that are at the bottom of the engine under the valve cover.

Why are the coils on my golf cart not working?

Testing the coils on a golf cart engine is an easy procedure and can indicate to you whether an electrical problem on your golf cart is being caused by a bad ignition coil or a problem deeper in the engine. Coils are not a part of the electrical system of electric golf carts, but rather are part…

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