Where is the fuel pump relay on a Pontiac Grand Am?
The fuel pump relay is #18 in the fuse box. Start with the car off, and have somebody else put the key in the cars ignition and attempt to start the car while you listen to the relay. If you can hear this relay make a “clicking” noise as the car attempts to start, then it is working properly.
Where are the fuse diagrams on a 2002 Jeep Grand Cherokee?
2002 Jeep Grand Cherokee Fuse Diagrams for Junction Box in cabin and Power Distribution Center under hood 10. Radiator fan relay 40A Alldatadiy.com and Eautorepair.net are professional-grade shop manuals—period. They include wiring diagrams and technical service bulletins. In most cases, their diagrams are right from the factory manuals.
Why is the fuel pump and relay not working?
The ignition circuit, which includes the ignition switch, controls power to many components, including the fuel pump and relay. If there is an issue with the switch or the circuit, perhaps a wiring problem, then power to the fuel system may be cut off.
Where is the fuse box on a Pontiac Grand Am?
Cigar lighter (power outlet) fuse in the Pontiac Grand Am is the fuse #34 in the Engine compartment fuse box. There are two fuse blocks, which are located on the right and left in the dashboard, behind the covers. How to check the fuses? How to replace a blown fuse? Why do car fuses blow?
The fuel pump relay is #18 in the fuse box. Start with the car off, and have somebody else put the key in the cars ignition and attempt to start the car while you listen to the relay. If you can hear this relay make a “clicking” noise as the car attempts to start, then it is working properly.
2002 Jeep Grand Cherokee Fuse Diagrams for Junction Box in cabin and Power Distribution Center under hood 10. Radiator fan relay 40A Alldatadiy.com and Eautorepair.net are professional-grade shop manuals—period. They include wiring diagrams and technical service bulletins. In most cases, their diagrams are right from the factory manuals.
The ignition circuit, which includes the ignition switch, controls power to many components, including the fuel pump and relay. If there is an issue with the switch or the circuit, perhaps a wiring problem, then power to the fuel system may be cut off.
Cigar lighter (power outlet) fuse in the Pontiac Grand Am is the fuse #34 in the Engine compartment fuse box. There are two fuse blocks, which are located on the right and left in the dashboard, behind the covers. How to check the fuses? How to replace a blown fuse? Why do car fuses blow?
Why is my fuel pump reset button not working?
Anything from factory security system locking you out, bad fuse/relay, clogged fuel filter,faulty fuel pump, oil sending unit/crank sensor failure, clogged catalytic converter, failing electronic ignition, ECM/PCM,etc.,etc. As a first step best to see if there are any stored trouble codes that could point directly to the fault.
Why is my Ford F-150 not starting?
Turn key on has power but wont start. Same problem. Replaced starter, starter relay, fuses, and new battery. All grounds good. Turn key just a thump from the new starter relay. Thats it… Help please somebody… Firewall seliniod is bad. Unless I tilt my steering wheel down to the lowest position my truck will not start.
Why is the starter not turning on my Pontiac Grand Am?
If you can hear the starter motor turning but the engine isn’t turning (look at the belt) then the starter may not be engaging (in your car I believe this means that you must replace the whole starter). You can remove and test your starter to confirm whether or not the solenoid is engaging the starter.
What to do if your fuel pump won’t turn over?
Replaced fuel pump turns over like new but won’t start fu… Replaced fuel pump new engine but still won’t turn over what else could it be My car has 157000 miles. My car has an automatic transmission. Of course, confirm that the engine immobilizer system (security system) is not activated thus preventing the car from starting.
Where to check for no start fuel pump?
The first thing you want to do is check the fuse panel to see if the fuse is blown. If your car has two fuse panels than the one in the engine compartment; should be the correct one to check. The fuse panel or circuit box is usually located near the battery; and is a small black box with a removable lid.
What causes a fuel pump to die before filling up?
If you make a habit of running your tank all the way to empty before filling up; your fuel pump will most likely die before its designed lifespan. This is due to the fact that when you shut off the engine with a low fuel level; the fuel can drain from the priming chamber designed into the fuel delivery system.
What causes a fuel pump to not ignite?
If there is fresh fuel being delivered by the injectors (not just “to” the injectors) and the ignition system is working, that means that the air fuel ratio of the mixture delivered to the cylinders is so far off that the mixture just won’t ignite.
Where is the fuel pump on a Pontiac Grand Am?
Check in the engine compartment fuse box, it should be near the battery under the hood. The cover should be pretty easy to remove. The fuel pump should be connected through a fuse in slot 48. If that fuse looks good, then you may want to check the fuel pump relay (also inside the engine compartment fuse box).
When did the last Pontiac Grand Prix fuel pump come out?
The last generation was produced from 2004 to 2008 and had a 3.8 L, 3.8 L supercharged or a 5.3 L engine. Prepare your vehicle for fuel pump servicing. Relieve the fuel system pressure and drain the fuel tank until it is one-quarter full. Disconnect the negative battery cable with a socket wrench.
Anything from factory security system locking you out, bad fuse/relay, clogged fuel filter,faulty fuel pump, oil sending unit/crank sensor failure, clogged catalytic converter, failing electronic ignition, ECM/PCM,etc.,etc. As a first step best to see if there are any stored trouble codes that could point directly to the fault.
What kind of engine does a Pontiac Grand Prix have?
Models made from 1962 to 1968 will have a 389 cubic inch (ci), 400 ci, 421 ci or 428 ci engine. Models built from 1969 to 1972 may be equipped with a 400 ci, 428 ci or 455 ci engine. Look at later generations of the Pontiac Grand Prix.
What kind of car is the Pontiac Grand Am?
The Pontiac Grand Am is a mid-size size (and later compact) car produced by Pontiac. The 1999-2005 generation is the final generation of the Pontiac Grand Am. 2003 Grand Am will not start.
What to do if your fuel pump does not turn on?
I believe spark plugs etc are out of the question, since the fuel pump does not turn on. If the fuel pump doesn’t turn on this doesn’t immediately point to the fuel pump. It points to all of that stuff between the car’s power system and the pump – relays, wiring, switches and such. You need a voltmeter, or at least a 12V test light.
How to test the fuel pump in a Chrysler 2.0L?
Connect the fuel pressure gauge to the Schrader valve on the fuel rail. When ready, ask your helper to crank the engine while you observe the fuel pressure tester’s gauge. 1.) The fuel pressure gauge will register 35 PSI, or 2.) The fuel pressure gauge will register 0 PSI.
Why is my GM 3.1L fuel pump not working?
CASE 2: If the fuel pressure gauge registered 35 PSI. This fuel pressure gauge result lets you know that the fuel pump is working and delivering enough fuel to the fuel injectors. The reason your 3.1L or 3.4L GM vehicle is not starting is due to another reason.
What should I do if there is no power on my fuel pump?
Remember that there will be power for only 2 seconds, so have your helper cycle the key on and off as you check the terminals, allowing 5 seconds between cycling for the computer to reset. If there is power, the fuel pump took a dump and needs to be replaced. If there is no power, there is an open in the harness to the pump from the fuse block.
Why is my fuel pump relay not working?
This code is the result of the pcm not detecting power in the Fuel Pump circuit after commanding the fuel pump relay on. Most common culprit with this code is a failed relay, although an open in the feedback circuit to the pcm can be the cause as well (especially if the Fuel Pump is running at the time the code is set). Loading…
Do you need to replace fuel filter when replacing fuel pump?
The fuel level sensor is a separate component attached to the fuel pump. This part does not always come with the fuel pump and sometimes is not interchangeable with aftermarket fuel pumps. Chevrolets have a common issue with fuel filters getting clogged. You always want to replace the fuel filter when replacing the fuel pump.
What should the PSI be on the fuel pump?
With the engine off and key on, there should be 45 to 60 PSI on the gauge. If there is nothing on the gauge, then check your connection to the shrader valve. You may need to remove the shrader part of the valve from the threaded tube. If there is still no pressure, then replace the fuel filter and retest.
How to install a new fuel pump relay?
1 Install relay. Install the relay into the fuse box the same way the old relay was removed. 2 Put on the fuse box cover. Snap it into place. Note: If you had to remove screws or bolts from the cover, be sure to install them. 3 Remove the fuel cap from the fuel tank. Put the fuel cap back on and make sure that it makes a good seal.
Why does my fuel pump not start when I change it?
You always want to replace the fuel filter when replacing the fuel pump. This could cause the concern you are having. It may seem as you are getting enough fuel from the pressure regulator but if the pressure from the fuel tank is not correct, it will still not start. Another problem you could be having is spark.
Why does my engine light come on after replacing the fuel pump relay?
If your engine light comes on after replacing the fuel pump relay, then there may be further diagnosis of the fuel pump assembly needed or even a possible electrical issue within the fuel system.
What’s the best way to replace a fuel pump?
Put the fuel cap back on and make sure that it makes a good seal. This will ensures that the fuel system fully pressurizes properly as the fuel pump activates. Step 1: Reconnect the ground cable back onto the battery’s negative post. Remove the nine volt battery saver from the cigarette lighter. Step 2: Tighten the battery clamp up tight.
Why does my car not start with a fuel pump?
Car Will Not Start Virtually all modern vehicles with internal combustion engines come equipped with fuel pumps. The fuel pump is responsible for delivering fuel from the gas tank to the engine at the appropriate pressure required for performance demands.
When is the fuel pump relay turned on?
The fuel pump relay is an important component of the fuel system of your vehicle. The fuel pump relay gives the fuel pump power when it is time to build up fuel pressure in the rail. Whenever you turn on the ignition of your vehicle, the fuel pump relay is turned on. There are different reasons due to which the fuel pump relay fails.
What happens if your fuel pump is weak?
A weak fuel pump may still pump fuel, but the vehicle may experience difficulty starting from the lack of pressure. A weakened fuel pump can cause the vehicle to take more cranks to start than normal, and in more serious cases may even cause the vehicle to require multiple turns of the key before it will start. 3.
If you can hear the starter motor turning but the engine isn’t turning (look at the belt) then the starter may not be engaging (in your car I believe this means that you must replace the whole starter). You can remove and test your starter to confirm whether or not the solenoid is engaging the starter.
How to diagnose Suzuki Grand Vitara no fuel delivery?
This is my diagnostic process for a 2000 Suzuki Grand Vitara 2.5 V6 with a Crank No-Start No-Fuel delivery condition. It was pre diagnosed by my boss, that’s how I knew it had no fuel delivery. working, and my spoken english is far from good. I hope you found this information useful.
What to do if your fuel pump won’t start?
By tapping into the wire that feeds the pump power and making sure it’s feeding the pump with 10 to 12 Volts when your helper is cranking the engine. NOTE: There’s a good chance that anti-theft system on your vehicle is behind the no start problem. For more info, go to: Is the Anti-Theft System Causing the No Start Condition?
How to troubleshoot a GM 3.1L no start?
Testing The Ignition Module And Crank Sensor (GM 3.1L, 3.4L) (at: easyautodiagnostics.com ). It’s extremely rare to have all 3 ignition coils bad or all 6 spark plug wires bad but if you’re interested in testing them, the following tutorial will help: How To Test The Ignition Coil Packs (GM 3.1L, 3.4L) (at: easyautodiagnostics.com ).
Why does my Pontiac Grand Am Not Start?
I have been in the auto industry for more than 20 years and would like to share my knowledge with others. Due to how many vehicles I buy, sell, and repair I will be uploading new videos as I come across common and uncommon problems and simple maintenance. An error occurred while retrieving sharing information.
The Pontiac Grand Am is a mid-size size (and later compact) car produced by Pontiac. The 1999-2005 generation is the final generation of the Pontiac Grand Am. 2003 Grand Am will not start.
What to do if your car wont start after replacing the fuel pump?
Car won’t start even after I replaced the fuel pump. Car won’t start and turned off while driving. Replaced the fuel pump and I can hear it working. The car still won’t start.
If there is fresh fuel being delivered by the injectors (not just “to” the injectors) and the ignition system is working, that means that the air fuel ratio of the mixture delivered to the cylinders is so far off that the mixture just won’t ignite.
Car won’t start even after I replaced the fuel pump. Car won’t start and turned off while driving. Replaced the fuel pump and I can hear it working. The car still won’t start.
How does the fuel cut off switch work?
The fuel cutoff switch can cut off the flow of electricity going to the fuel pump stopping the flow of fluid to the engine. If your vehicle is overturned this switch activates as well.
The fuel cutoff switch can cut off the flow of electricity going to the fuel pump stopping the flow of fluid to the engine. If your vehicle is overturned this switch activates as well.
What causes the fuel pump to not start?
The fuel pump is running and delivering normal pressure to the engine But, with all that working your engine still will not start. So, the most likely cause, is that the fuel injectors are probably not opening. The (PCM) uses the trigger signal from the crankshaft position sensor; and/or camshaft position sensor to pulse the injectors.
What to do if your Pontiac Grand Am wont start?
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. I created this channel to help people with small maintenance and repairs.
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.
Where is the fuel pump fuse box located?
The engine’s or the dashboard fuse box is usually a long black box containing a fuel pump relay and various other fuses and relays. For different vehicles, the fuel pump relays can be located in different places.
Why does the fuel pump relay need to be Tip Top?
The fuel pump relay needs to function in tip-top condition if the engine is expected to run without any issues. Therefore, any compromise in the fuel pump relay can directly cause engine problems, such as the stalling of the engine.
The fuel pump relay is an important component of the fuel system of your vehicle. The fuel pump relay gives the fuel pump power when it is time to build up fuel pressure in the rail. Whenever you turn on the ignition of your vehicle, the fuel pump relay is turned on. There are different reasons due to which the fuel pump relay fails.
The engine’s or the dashboard fuse box is usually a long black box containing a fuel pump relay and various other fuses and relays. For different vehicles, the fuel pump relays can be located in different places.
The fuel pump relay needs to function in tip-top condition if the engine is expected to run without any issues. Therefore, any compromise in the fuel pump relay can directly cause engine problems, such as the stalling of the engine.
Why does my Car Crank and not start?
There are many reasons for your car to crank and not start. Anything from factory security system locking you out, bad fuse/relay, clogged fuel filter,faulty fuel pump, oil sending unit/crank sensor failure, clogged catalytic converter, failing electronic ignition, ECM/PCM,etc.,etc.
There are many reasons for your car to crank and not start. Anything from factory security system locking you out, bad fuse/relay, clogged fuel filter,faulty fuel pump, oil sending unit/crank sensor failure, clogged catalytic converter, failing electronic ignition, ECM/PCM,etc.,etc.
How many pins does a fuel pump relay have?
The fuel pump relay does often have 4 pins, and in this case, it is often easy. If your relay has more pins and not the same numbers mentioned here, you need to check a wiring diagram. Lift it and check under it for the numbers 30, 85, 86, and 87. If you locate these numbers, you can put the fuel pump relay back.
Is there no power to the fuel pump?
No power to the fuel pump and the fuel relay is not getti… Q: No power to the fuel pump and the fuel relay is not getting power. My car has 190000 miles.
Where is the fuse box on a Pontiac Grand Prix?
Here you will find fuse box diagrams of Pontiac Grand Prix 2004, 2005, 2006, 2007 and 2008, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay. It is located on the right side of the dashboard, behind the cover.
Why is my GM 3.8L fuel pump not working?
CASE 2: If the fuel pressure gauge registered 35 PSI. This fuel pressure gauge result lets you know that the fuel pump is working and delivering enough fuel to the fuel injectors. The reason your 3.8L GM vehicle is not starting is due to another reason.
What does 0 psi mean on fuel pump?
The fuel pressure gauge will register 0 PSI. OK, let’s analyze your test results: CASE 1: If the fuel pressure gauge registered 0 PSI. This confirms that the cause of your 3.8L equipped GM car or mini-van is caused by a lack of fuel.
Pontiac Grand Prix (2004-2008)…>>. Cigar lighter / power outlet fuse in the Pontiac Grand Prix is located in the Instrument panel fuse box (see fuse “CIG LTR”). It is located in the glovebox, behind the cover on the right.
When did the Pontiac Grand Prix come out?
In this article, we consider the sixth-generation Pontiac Grand Prix, produced from 1997 to 2003. Here you will find fuse box diagrams of Pontiac Grand Prix 1997, 1998, 1999, 2000, 2001, 2002 and 2003, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.
Is there a way to bypass the fuel pump?
If you put in a computer from a 3.8 non supercharged it runs the pump in performance mode and bypasses it, but you also run very lean and can damage the motor. The part is only $40 it is worth replacing if needed. If you pull the fuel pump relay, bend down tab 85, and put back in it bypasses the fuel pump resistor without changing a fire.
Pontiac Grand Prix (2004-2008)…>>. Cigar lighter / power outlet fuse in the Pontiac Grand Prix is located in the Instrument panel fuse box (see fuse “CIG LTR”). It is located in the glovebox, behind the cover on the right.
If you put in a computer from a 3.8 non supercharged it runs the pump in performance mode and bypasses it, but you also run very lean and can damage the motor. The part is only $40 it is worth replacing if needed. If you pull the fuel pump relay, bend down tab 85, and put back in it bypasses the fuel pump resistor without changing a fire.
In this article, we consider the sixth-generation Pontiac Grand Prix, produced from 1997 to 2003. Here you will find fuse box diagrams of Pontiac Grand Prix 1997, 1998, 1999, 2000, 2001, 2002 and 2003, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.
I have been in the auto industry for more than 20 years and would like to share my knowledge with others. Due to how many vehicles I buy, sell, and repair I will be uploading new videos as I come across common and uncommon problems and simple maintenance. An error occurred while retrieving sharing information.
The fuel pump relay is activated whenever the ignition is turned on. A fuel pump relay functions primarily to maintain a consistent voltage supply to the fuel pump. The ignition or powertrain control module (PCM) usually controls the fuel pump relay.
Where is the fuel pump control module located?
It is often found in the fuse box located in the engine bay and functions as the primary electronic switch that controls power to the fuel pump. The fuel pump relay is usually controlled by the ignition or Powertrain Control Module, and when switched on, will provide current to the fuel pump so that it may function.
Is the fuel pump relay controlled by the PCM?
Consequently, the fuel pump relay is usually controlled by, the ignition or powertrain control module (PCM). As a result, when switched on, the fuel pump relay; will provide current to the fuel pump, so that it may function. Therefore, any faults with it, can cause fuel pump issues.
How to test and replace a fuel pump relay?
How to test and replace a fuel pump relay. The principles shown here apply to most vehicles. However, it’s best to check with your vehicle’s repair manual for testing parameters.This specific vehicle is a ’97 Nissan Maxima. — Choosing the best oil filter: Wix XP / Amsoil / Royal Purple..
No power to the fuel pump and the fuel relay is not getti… Q: No power to the fuel pump and the fuel relay is not getting power. My car has 190000 miles.
Why is my fuel pump not turning on?
Thanx. Try swapping the fuel pump relay with another one, that will truly rule out it being the relay. fuel pump gets ignition, nothing to do with ecm as far as power is considered, sounds like a fault contact on the relay, possibly fuse box, check grounds aand for corrosion
Why is the fuel pump relay not turning on?
The ECM controls the fuel pump relay and this relay will only energize when commanded on. Does the check engine light come on; if not, then the ECM is not turning on. Do all the other combination meter warning lights come on?
What should I do if there is no power in my fuel pump?
A test of the battery with a digital tester that provides current voltage, cold cranking amps, and state of health should be done first. The battery is the heart of the electrical system and if it stumbles or fails, it can affect all other systems.
Where are the fuse panels on a Pontiac Firebird?
In this article, you will find fuse box diagrams of Pontiac Firebird 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 and 2002, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.
The first thing you want to do is check the fuse panel to see if the fuse is blown. If your car has two fuse panels than the one in the engine compartment; should be the correct one to check. The fuse panel or circuit box is usually located near the battery; and is a small black box with a removable lid.
How can I tell if my fuel pump relay is faulty?
2. Engine does not start. Another symptom of a faulty fuel pump relay is an engine that does not start. If the fuel pump relay fails the fuel pump will be left without power. The engine may still crank when the key is turned, however it will not be able to start due to lack of fuel.
https://www.youtube.com/watch?v=hOEhgJe9kH0
How do you disable a fuel pump relay?
Step 6: Open the vehicle’s hood to disconnect your battery. Take the ground cable off of the battery’s negative post disabling the power to the fuel pump and sending unit. Step 7: Locate the fuse box in the engine compartment. Remove the cover to the fuse box.
What is the average rating of a fuel pump relay?
Average rating from 198 customers who received a Car is stalling Inspection. The fuel pump relay is an electronic component that is found on virtually all vehicles equipped with an internal combustion engine.
How to remove the turn signal Flasher relay?
How do I remove the turn signal flasher? It appears to be located behind the fuse panel on the left end of the dash. I haven’t figured out how to get to it. I’ve tried removing the fuse panel itself – won’t budge. I’ve tried removing the lower dash panel (under the steering wheel) and the aluminum panel underneath that – still can’t get to it.
When did the Pontiac Grand Am 5th generation come out?
In this article, we consider the fifth-generation Pontiac Grand Am, produced from 1999 to 2005. Here you will find fuse box diagrams of Pontiac Grand Am 1999, 2000, 2001, 2002, 2003, 2004 and 2005, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.
What makes an engine not start or run?
All engines require three things to start and run: spark, fuel and compression. If any one of these is missing, your engine will not start. The fuel pump is running and delivering normal pressure to the engine
What to do if your fuel pump is not working?
Check out your vehicle’s service manual to find out where to check and the proper procedure for checking it. Test for source voltage, to determine whether or not the good charge that’s leaving the fuse is getting to the pump. If no power is making it to the fuel pump, then check the fuel pump relay circuit.
Why does my fuel pump make a buzzing noise?
The buzzing sound you are listening for sounds like an electric motor running. This sound is the electric fuel pump trying to prime the fuel system. It will only run for a few seconds and then shut off. If you are not sure you could hear it or if there is noise outside; you may have to try it several times.
Why does my fuel pump feel like it is surging?
Irregular resistance inside the fuel pump motor may cause vehicle surging, and indicates a fuel pump in need of repair. Surging feels like the gas pedal has been used. However, it occurs at a random, consistent speed.
How can I tell if my fuel pump is failing?
Check the fuel pump fuse. Often, it’s not the pump itself that fails to function, but the power that supplies it. Check in your owner’s manual for the location of the fuse box, then find the fuse that corresponds to the fuel pump. Pull it out and inspect it for signs of failure.
What to do if your fuel pump fuse is blown?
Check in your owner’s manual for the location of the fuse box, then find the fuse that corresponds to the fuel pump. Pull it out and inspect it for signs of failure. If the fuse is blown, it will be broken or burned.
Where can I get a fuel pump test?
Get a fuel pressure gauge. Commonly available at most auto parts stores for $20-30, a pressure gauge is a good investment, useful on most makes and models of cars. If you don’t want to buy one, you can also often borrow one from machine shops or auto shops who have them to lend. The test only takes a few minutes.
What to do when your Pontiac Grand Prix wont start?
You can use the cleaner to “rinse” it when your done, just try and keep it away from the electronics. Once back together, you may need to give it gas to start it, this is because of all the cleaner flooding the engine. Well I searched this forum and found a post that said to change the fuel pump resistor.
Why does my 2005 Grand Prix GT2 stall?
2005 Grand Prix GT2. Ever since I bought it three years ago I have had a intermittent problem with starting. When I start it up it turns over, starts sluggishly, and then stalls. This doesn’t happen every time but it happens a lot!!
What are the symptoms of a fuel pump relay problem?
1. Engine stalls One of the first symptoms of an issue with the fuel pump relay is an engine that suddenly stalls. If the fuel pump relay has an issue while the vehicle is operating it will cut off power to the fuel pump, which will cause the engine to stall.
It is often found in the fuse box located in the engine bay and functions as the primary electronic switch that controls power to the fuel pump. The fuel pump relay is usually controlled by the ignition or Powertrain Control Module , and when switched on, will provide current to the fuel pump so that it may function.
The fuel pump is running and delivering normal pressure to the engine But, with all that working your engine still will not start. So, the most likely cause, is that the fuel injectors are probably not opening. The (PCM) uses the trigger signal from the crankshaft position sensor; and/or camshaft position sensor to pulse the injectors.
What causes no power to fuel injectors?
The most important signals that determine the accuracy of a signal coming out of ECU to injectors are crankshaft position sensor and camshaft position sensor, so to test a bad injector, you have to check the voltage on the injector when the ignition key is turned on: NO VOLTAGE? , so what causes no power to fuel injectors?
Why does my Car Crank but not get fuel?
IT WILL NOT GET FUEL IN THEFT MODE , WHICH IS WHY YOH GET THE CRANK BUT NO START!!! unfortunately your car either forgot the key , or the key itself took some damage either way just have it relearn the key , put it in the on position , and leave it for 15 mins or so or get a new key and have it programmed , YW Was this answer helpful?
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.
In this article, we consider the fifth-generation Pontiac Grand Am, produced from 1999 to 2005. Here you will find fuse box diagrams of Pontiac Grand Am 1999, 2000, 2001, 2002, 2003, 2004 and 2005, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.
How to bypass the PassLock sensor on a 2002 Pontiac Grand Am?
This web page will guide you through the steps necessary to bypass the “Passlock Sensor” on a 2002 Pontiac Grand Am, and keep the “SECURITY” light off forever. The steps necessary are similar on the other models listed above. There are generally only minor differences in how to get the radio out to get to the wires.
CASE 2: If the fuel pressure gauge registered 35 PSI. This fuel pressure gauge result lets you know that the fuel pump is working and delivering enough fuel to the fuel injectors. The reason your 3.1L or 3.4L GM vehicle is not starting is due to another reason.
Can you test fuel pump with starting fluid?
Checking to see if your car (or mini-van starts) with a good dose of starting fluid is the most common way to get the ‘ball rolling’ when troubleshooting a bad fuel pump. Using starting fluid is not the most accurate way of testing the fuel pump but it doesn’t mean it’s not effective.
Why does my GM car say no start no crank?
How to diagnose a no start no click on GM vehicle. If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. But a no start, no crank, no click condition can be far more involved than that.
Is there a gas leak in my Pontiac Grand Am?
There is no gas leak and also the I can hear the fuel pump kicking in, no engine light. Please give me some suggestions/solutions. I would say your fuel filter try switching that out.
Why does my Ponitac grandam keep running?
I have a 2003 Ponitac Grandam. The issue is the car won’t stay running after cranking. But on pressing the gas pedal while starting, the car stays running. The Fuel pump has been replaced a couple of months back. There is no gas leak and also the I can hear the fuel pump kicking in, no engine light.
How to check fuel pressure regulator on a Pontiac Grand Am?
Attach the vacuum hose to the port on the fuel pressure regulator. Plug in the electrical connection for the fuel pump near the fuel tank on 2.4-liter models. On 2.2-liter and V-6 models, replace the cap on the end of the fuel rail. “Haynes Repair Manual: Pontiac Grand Am 1999 thru 2004”; John H. Haynes and Jay Storer; 2005
Where is the fuel tank cap on a Pontiac Grand?
Plug in the electrical connection for the fuel pump near the fuel tank on 2.4-liter models. On 2.2-liter and V-6 models, replace the cap on the end of the fuel rail. Eric Grosso has been a journalist since 2002, working as a staff reporter covering government events, school districts, sporting events and entertainment acts.
What to do if your Pontiac Grand Am won’t start?
Follow up 2003 Grand Am Competition Chevrolet diagnostic fuel pump and fuel system clean up.ONCE that was done $1200.00 later I went to the parking lot and guess what? The car dint started.Competition chevrolet wave the fee than started all over again.