Is there no fuel pressure at fuel rail?
SOLVED: New pump, no fuel pressure at fuel rail?? – Fixya New pump, no fuel pressure at fuel rail??
Why is the fuel pump on my Jeep not working?
The green/white wire which brings power to the fuel pump module was broken. Runs fine after fixing that. My jeep did the same thing a couple of years ago. And it was driving me nuts because it would just stop running. And not restart for a few minutes. The independent dealer who sold me the Jeep was also at a loss to explain it.
Why does my Jeep Cherokee not start up?
Jeep would not start up after sitting for about 10 min. Finally started up (dont know why). Then same thing happend about 5 starts later. just turned over but wouldnt fire. I suspected it could be a fuel pump so i rapped on the gas tank a few times and it fired up. well it started up on for the next 15 to 20 starts.
What to do if there is no fuel in the tank?
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. If nothing after that, then the fuel pressure regulator is not working and needs replacing.
How to check fuel pressure in Jeep Cherokee?
Fuel pump. To check this, just turn the key on all the way to just before the vehicle starts to turn over. You should be able to hear the faint noise of the fuel pump working for a few secs. Then turn key off and do this again. Finally, turn key to the off position and proceed to start the vehicle.
What to do if your Jeep Cherokee stops running?
If the Jeep Cherokee has stopped running or will not start and you feel that the fuel pump has failed, then this is the proper way of diagnosing the problem before replacing an item that may not be needed. Starting from the basics, take off the fuel cap and listen closely for the fuel pump to come on as a helper turns on the ignition key.
Where is the check valve on a Jeep Cherokee?
Well, I replaced the fuel pump, both fuel filters, and the fuel pressure regulator with the check valve on top of the tank. The jeep now starts easily and the check valve seems to be doing what it’s supposed to be doing. I was unable to get any pictures, as I was so greasy and grimy the last thing I wanted to touch was my camera.
Can you hear the fuel pump going out in a jeep?
You should be able to hear the faint noise of the fuel pump working for a few secs. Then turn key off and do this again. Finally, turn key to the off position and proceed to start the vehicle. If it starts right up, then it is the fuel pump starting to go out.