Why does my Car start then die in a few seconds?
CELS kept pointing to the coils, after 3 sets I figured that was not the problem. Check with spark tester, coils, wires and plugs all good. Map and Mat good, and finally accepted it must be the PCM. The car run good in the heat, and terrible in cooler wet weather.
Can a bad fuel pressure regulator cause a misfire?
There are also many causes of engine misfires. It can be a problem in the spark plug or the ignition coil. A fuel injector problem can also cause engine misfires. It is also one of the symptoms of a bad fuel pressure regulator. A problem with this device can lead to low fuel pressure.
What’s the air pressure in a car when idling?
When idling, intake pressure usually ranges from 16-22 in. Hg. Because this is lower than atmospheric pressure, air rushes into the intake. When the driver uses the engine to brake, pressure can go as low as 10 in. Hg. Upon accelerating, however, the open throttle body allows air to rush in faster, increasing pressure in the intake.
What causes a GMC 2500 to die in a few seconds?
Just diagnosed a gmc 2500 with a similar problem. Good fuel pressure, starts, runs for about 7 seconds, dies after a sudden drop in fuel pressure. I ruled out the fuel pressure regulator by clamping off the return line.
When did a 1999 Honda Civic EX die?
Vocational, Technical or Tra… 1999 Honda Civic EX died while driving it home, acted like out of gas, but have 3/4 tank. Replaced fuel pump thinking it was a fuel delivery issue. No … read more 2001 Honda Civic EX dies 3 – 5 seconds after starting. How long does it take to get an answer? … read more Vocational, Technical or Tra…
What causes check engine light on Honda Civic?
Ok there’s a good chance if this is an auction vehicle that there is a wiring issue . A lot of times the harness to the crank sensor gets damaged when they do a timing belt and do not install the harness back in its bracket. The crank pulley rubs the harness causing it to short out. This usually will give you a check engine light .
Is the Green Key Light on when the Civic starts?
The engine light comes on but go’s out when it starts it only runs for about 3 sec and dies no dtc codes and when it dies it wants to back fire and yes it starts right back up every time.Thanks Is the green key light on when it’s running?
What causes a car to start and then die?
But if there is a fuel leak somewhere, then the proper amount of fuel won’t be able to make it to the combustion chamber. This might cause the engine to still start, but it won’t be able to keep it running. That is why it will die almost immediately after it starts.
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.
Why does my car stall immediately after starting?
Rarely I have to rev at stops or the idle drops too low and stalls. If I punch the gas very quickly it revs and drops quickly and then stalls. Starting has a success rate of about 50% without revving. If it stalls, I must rev the engine to start.
What does it mean when car starts and then stops?
Wife headed out to work. Car was running fine, and then engine stops. Engine turns over fine and starts, but stops in a second or 2. Has plenty of gas.
CELS kept pointing to the coils, after 3 sets I figured that was not the problem. Check with spark tester, coils, wires and plugs all good. Map and Mat good, and finally accepted it must be the PCM. The car run good in the heat, and terrible in cooler wet weather.
Wife headed out to work. Car was running fine, and then engine stops. Engine turns over fine and starts, but stops in a second or 2. Has plenty of gas.
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.
Rarely I have to rev at stops or the idle drops too low and stalls. If I punch the gas very quickly it revs and drops quickly and then stalls. Starting has a success rate of about 50% without revving. If it stalls, I must rev the engine to start.
How long does it take for a car to die after turning over?
It turns over and dies within a second or two. If keep trying to crank it, it eventually stops turning over. When it does turn over, if I mash the gas pedal, it runs for about an extra second or so, but still dies. 34 people found this helpful.
How long does it take for a truck to start and die?
Battery was fine and the engine would turn over, but not start. Every now and then, it would crank and die within a couple of seconds. Looked around online for a while and called my mechanic to ask him.
Just diagnosed a gmc 2500 with a similar problem. Good fuel pressure, starts, runs for about 7 seconds, dies after a sudden drop in fuel pressure. I ruled out the fuel pressure regulator by clamping off the return line.