Why does my car not run with the choke on?

Dwight Coleman there are usually only a few possibilities if it only runs with the choke. One cause could be an air leak on the carb, head gasket, crankshaft seal. The other could be a clogged low speed and idle circuit.

What’s the top speed of a Harley Davidson Fat Boy?

MCycle mentions that the bike has a top speed of 91.96 MPH and that it weighs 657 lbs. The Fat Boy is perhaps the most car-like of any Bike that we can think of. The suspension is so good you could probably ride directly over an open manhole and never notice.

What makes a Harley Davidson idle so smoothly?

The valve plunger has a composition seat which was loaded with crud, no way that could seat. After cleaning it and replacing the cable the bike idled very lean and ruff. I needed to turn the needle out almost a full turn, it idled smooth and steady and accelerated very smoothly without any pop back.

What causes intermittent fuel delivery on a Harley?

8) Gas cap venting. Another problem that will cause intermittent issues with fuel delivery is a gas cap with a malfunctioning vent. The built in vent inside the gas cap allows air to be drawn into the tank to displace the fuel as it is used.

What does it mean if your Harley is not starting?

Harley Wobble – Read More 2. Harley Not Starting – Read More 3. Harley Started to Misfire – Read More 4. Oil Dripping from Harley Air […] […] Harley Wobble – Read More 2. Harley Not Starting – Read More 3. Harley Started to Misfire – Read More 4.

What causes carburetor to pop on Harley Davidson?

The gaskets between the head pipes and the exhaust ports of the heads is a crush fit that will leak if the pipes are removed, reinstalled, or over/under torqued. Cool air drawn into the exhaust at these seals will result in hesitation or popping commonly misdiagnosed as a carburetor problem.

Can you turn handlebars to the left without opening choke?

Ensuring proper cable routing so that you can turn the handlebars all the way to the left and all the way to right without opening the choke when doing so is an essential test after installing the carbs and after reconnecting the choke cable. Ensure it doesn’t bind up and pull the choke open.

What to do if your choke is stuck on a motorcycle?

A Choke that is stuck or not turned off. Ensuring proper cable routing so that you can turn the handlebars all the way to the left and all the way to right without opening the choke when doing so is an essential test after installing the carbs and after reconnecting the choke cable. Ensure it doesn’t bind up and pull the choke open.

Why does my Yamaha Virago bike keep stalling?

In worse cases, riders have experienced a stall when the bike cuts out completely. The likeliest factor responsible for the running problems is an unkept fuel system. Viragos bikes have been around for a long time.

What should I do if my Yamaha outboard motor is not working?

This basic troubleshooting and possible remedies, and covers all Yamaha outboard motors. Therefore some items may not apply to your model. If any more questions, please consult your Yamaha dealer or the experienced service shops. Starter will not operate. Q. Is battery capacity weak or low?

What are the symptoms of a faulty Yamaha Virago starter?

Symptoms of a faulty electrical starter on the Yamaha Virago motorcycle include: Typically, the engine should come to life immediately on pressing the starter. However, if the starter turns slowly and the bike cannot start promptly, something is wrong with the starter. II. Starter Makes a Clicking Noise:

How long should I idle my Yamaha Vmax before riding?

Pull your choke out, and you’ll find it starts easier. Idle the bike for up to five minutes with the choke pulled before riding, but be sure to push the choke back in before you hop on and take off once the five minutes have expired. 2. Malfunctioning Oil Pump

Are there any problems with the Yamaha Vmax?

The Yamaha VMAX has been around since 1985, so naturally, there are riders out there ripping around on models 30+ years old. Like any old bike, an older VMAX can stutter on occasions or even stall out completely. According to a few of them, the bike acts as if there’s no fuel left in the engine.

When did the Yamaha Vmax cruiser come out?

Introduced in 1985, the Yamaha VMAX singlehandedly created the power cruiser category. It delivers mind-melting speed and category-crushing power, leading to the moniker “Mad Max.” The VMAX has remained in production for 35 years and has become one of Yamaha’s most iconic models.

What does it mean when a four wheeler smokes?

Smoke can be an indication of bad cylinders, seals, gaskets or something similar, usually accompanied by gasoline or oil burning in the engine. The cause isn’t too hard to figure out based on the timing and color of the smoke. When faced with a smoking four wheeler, don’t continue riding.

What does it mean when your ATV engine is smoking?

Why does my quad bike smoke when I start it?

If the smoke only occurs when you start your quad, but doesn’t happen during the ride, there is nothing to worry about as it is just condensation burning off. If the smoke is excessive early in your ride, but then goes away later on, you are most likely dealing with bad piston rings or valve guides/seals.

Why does my motorcycle engine stall when warm?

And the problem is often worse on a hot day. The dreaded stalling issue when the engine is warm is the most common idle problem and it is mostly related to the very lean air/fuel ratio on the modern fuel injected motorcycle engine. Why does my motorcycle stall at idle when the engine is warmed up and at operating temperature ? – Low compression.

Can a bad idle control valve cause stalling?

3. Engine stalling The idle control valve, also commonly referred to as the idle air control valve, is an engine management component that is found in one form or another on the majority of road going vehicles.

How do you fix choke on dirt bike?

Put the choke on and start the bike up. Once is running, mist some carb cleaner or starting fluid around the air boot and around the vacuum hoses (if there are any). If the engine momentarily races, then you have an air leak. Read below in the section on how to fix air leaks to get this addressed.

Why is my Suzuki King Quad 300 running lean?

There’s no reason the pump shouldn’t be working right. Valves are set right, but engine is full of gas due to the petcock problem. Its not insanely full, but it is overfull. I’ve read this can cause problems, but its hard for me to imagine it would cause an engine to run lean.

What to do if your outboard engine is running rough?

If it isn’t, it will cause your engine to become fuel starved, run rough, and eventually stall. Simply twist it open and monitor your engine for improvement. If your outboard motor isn’t running at its best, check the fuel vent on your portable tank to make sure it’s open.

Why does my Jeep stall when I start the engine?

If it starts, the fuel pump is the problem. If not, the engine should be checked for spark. It could be a sensor or computer-related problem. To be absolutely sure, raise and support the back of the Jeep on jack stands, unless the height allows you to crawl under the back without raising it.

Can a boat engine misfire or rough idle?

Misfire/Rough Idle. Boat engines have the same operating principles as do land vehicle engines, but having trouble with your boat engine can leave you and your family in a precarious predicament. If your car, truck, or SUV doesn’t run up to snuff, you can pull off to the side of the road and call for towing assistance. In a boat with…

What happens to choke spring when engine is shut off?

As the engine warms up, the spring tension is reduced until the butterfly is completely open and has no impact on the signal the carburetor venturi (booster) is exposed to. When a hot engine is shut off and starts to cool, the tension on the choke spring increases in lockstep with the drop in temperature.

Why do you not pump the throttle when cranking the engine?

When cranking the engine, you do not want to “pump” the throttle, since this will decrease the signal to the booster and limit or stop fuel flow. If the engine does not start when cranked over for a few seconds, release the key and press the accelerator to the floor one more time to evoke an additional accelerator pump shot.

What happens when you hold the choke plate open?

If the engine does not start and becomes flooded, holding the accelerator to the floor will force the choke plate open, which will decrease the booster signal and provide more air to lean the mixture.

What to do when your engine won’t start?

* Note: If you have an automatic choke try disabling the choke and holding it all the way open with a zip tie or other device. The choke being closed can cause the engine to get too much fuel on start up. Also try pressing the primer button for only 1 second. Holding the primer button in for a longer period of time can cause engine flooding.

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

Use smooth, quick motions to pull the starter. Push the throttle at halfway and pull the rope until the saw is running. When the engine powers on, you can accelerate it to keep the engine active. You may need to move the Master Lever to open up the choke if the engine starts up then dies right away.

Why is my car hard to start when its hot?

You can over-torque those 10mm nuts and possibly break them off. Its pretty rare to find vacuum leaks at that point on a single port engine unless the last Mechanic failed to do the job right. A intake leak will normally cause a rough idle or even stalling Hot or cold but a little worse when hot.

What to do when your car is hard to start?

Do this for your choke: go out in the morning before you start your engine and pull your linkage out a little by hand and see if the “idle cam” ( The one with notches) flips on. If it does go drive for a few miles.

What makes a Nissan 2.4L engine not start?

The most essential (and basic) thing you need to know, to find out what’s causing your Nissan not to start, is that the internal combustion engine needs 3 things to start and run. These are: Air. Fuel. Spark.

What are the problems with a 2 cycle engine?

Many 2-cycle engines have problems and are sent to the junk yard before their time. Typical problems include hard starting, rough running, a need to adjust the carburetor during use to keep the engine from stalling, a need to rev the engine to keep it from dying, and not starting at all.

Why does my Nissan pickup truck not start?

Starting problem has come back. After replacing the starter, truck started everytime for a few days, than it became intermittent again. Last weekend took out the starter and confirm I had good connections. A couple of the connectors were exposed, so I applied electrical tape.

Why does my car have choppy engine performance?

Sometimes, choppy engine performance is caused by a spark plug wire that is damaged or loose as opposed to the spark plug itself. Check the spark plug wires on all cylinders to make sure they are properly attached, and not frayed or damaged. Step 2: Remove spark plug and look for anything “odd”.

Why does my car keep bucking at 4, 000 rpm?

As the throttle is applied the engine is asked to increase the rate of combustion, in most cases up to 4,000 RPMs during the acceleration process and before the transmission shifts into a higher gear. Some of the more common reasons why an engine will stumble through this process may include the following individual components:

Why does my car not run when I press the gas pedal?

As the throttle is applied and more fuel is requested, the fuel pump increases its pressure to keep up with the demands of the engine. Due to these facts, problems with the fuel pump can cause the engine to not run or to stumble as the gas pedal is applied.

How to troubleshoot a hesitating or bucking car?

Step 1: Physically inspect the fuel filter. If the fuel filter is dirty like the image on the right, it’s probably causing a restriction of fuel flow to the engine and should be replaced. Step 2: Check for leaks coming from fuel filter connections. The fuel line is spliced between two fuel lines.

What causes high idle on a Nissan truck?

You can usually figure out what’s causing a high idle problem and estimate the cost before you open your wallet. Often it’s as simple as tracking down a vacuum leak, which is far cheaper than replacing your car’s engine control unit (ECU). This question came from a reader who owns a 1997 Nissan pickup truck.

What should I do if my Nissan truck has a vacuum leak?

Often it’s as simple as tracking down a vacuum leak, which is far cheaper than replacing your car’s engine control unit (ECU). This question came from a reader who owns a 1997 Nissan pickup truck. The small engine in this truck is similar to many other engines in Nissans and other makes.

What’s the idle speed on a 1997 Nissan Hardbody?

I have a 1997 Nissan Hardbody with a 2.4-liter engine, manual transmission, A/C, and 89,000 miles. It idles at 1,500 rpm, which doesn’t go down after it’s warm. I checked all the plugs and everything seems to be plugged correctly.

Why does my car not start when I add fuel?

Problem: ENGINE CRANKS (TURNS OVER) BUT WILL NOT START OR STARTS HARD WHEN COLD Add fuel. Check fuel gauge for proper operation. Realign the choke valve or linkage as necessary. If caused by dirt and gum, clean with automatic choke cleaner. Do not oil choke linkage. If parts are replaced, readjust to specifications.

What to do if your carburetor is not working?

Carburetor problems cannot be isolated effectively unless all other engine systems are operating correctly and the engine is properly tuned. Engine cranks over, but will not start when cold: Check the fuel filter. Problem: ENGINE CRANKS (TURNS OVER) BUT WILL NOT START OR STARTS HARD WHEN COLD Add fuel. Check fuel gauge for proper operation.

Why does my scooter not start when I put gas in it?

If you are getting a spark and you are getting gas to the carburetor and the engine is turning over on the starter OK, it’s possible that the electrically operated automatic choke has failed. It’s supposed to operate when the engine is cold, but if it’s stuck or burned out, the mixture will be weak and the scooter probably won’t start.

What to do if your 2 stroke engine chokes?

As you read above this is assuming you have checked the basics, you know, gas is on, gas in the tank, choke is on. One quick check you can do is to pull the fuel line off your carburetor, turn the gas on for a second and see if fuel is flowing out the fuel line.

Why does my fitech EFI engine not start?

With key on, The fuel pump primes, and The injectors fire The prime mult, I crank The engine and it fires up on The fuel from The prime mult and The it dies og wont start again… no matter how long I crank the engine, the fuelpump is not running and The handheld are not showing any RPM og it says 0% fuel pump..

How to troubleshoot a 2 stroke engine with no fuel?

2 Stroke Engine Troubleshooting – Spark But No Fuel As you read above this is assuming you have checked the basics, you know, gas is on, gas in the tank, choke is on. One quick check you can do is to pull the fuel line off your carburetor, turn the gas on for a second and see if fuel is flowing out the fuel line.

Why does my car engine not start up?

Of course there are numerous other reasons why a particular design of engine may not start. Some may have to do with the engine itself, others may have to due with other systems that the engine interacts with, such as; electrical starters and safety interlock systems that will vary by product design.

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