Questions & Answers for: Jeep Comanche fuel rail

Question about 1989 Comanche

1 Answer

i need to find out where the fuel filter and fuel pumps are located on my 1986 jeep comanchee please help Fuel pump in tank, filter on frame rail ahead of tank on drivers side.

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is the fuel pump regulator located, the truck starts but wont stay running If you have a throttle body injection it's on the throttle body. If you have port injection, it's on the end of the fuel rail

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...fuel rail?? 1989 Jeep Laredo Automatic 4.0L 4X4, replaced fuel pump verified pump working after put in it started three or four times then nothing? i verified again with it in tank ran hot wire to ...

...at the throttle body, check the mass airflow sensor, and check for leaks around the plenium.- or what some people still refer to as the intake. And, check the condition of the fuel rail and

...fuel rail seems to have a good amount of pressure you need to check the following parts related for ignition, 1) check the terminal of your battery, 2) check your fuel pump, 3) check your starter and ...

...fuel pressure from the rail yet? Should be around 45-50 PSI when engine running and when key is off should remain almost the same. I suspect this is a fuel pressure issue, Have you tried replacing ...

fuel does not seem to be getting to the injector rail. i would like to test the pump to see if it even works, the truck has been sitting for about 5 years. Sounds like the right step...did you have a ...

...fuel rail immediately. The check valve in the pump is supposed to hold fuel pressure in the system for a good time-about 20 minutes. The pressure should bleed off very slowly. Your fuel pump and fuel ...

Question about 1987 Comanche

1 Answer

...fuel injectors are not working fuse power to rail injector must be good check fuses first. is CEL glowing key ? ok,no engine stated. this the 4 liter? I6? nah you said HEADS not 2.5L I4 not 4.0 L ...

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