Is the Jeep Grand Cherokee fuel pump relay bad?
The relay installed in the recall F09 is garbage. The symptoms started happening again in my 2012 Jeep Grand Cherokee about 4 years later. Starting was very unreliable and intermittent.
Can a Jeep Grand Cherokee Run without gas?
Without gas your Grand Cherokee will not run at all. With that in mind, most of the symptoms of a bad fuel pump revolve around the vehicle stalling out or not running at all. In modern fuel injected vehicles, the fuel pump sits right in the fuel tank and “pushes” the gasoline to the fuel rail (s).
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 fuel pump on a jeep?
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. Unplug the fuel pump connector at the back of the fuel tank. It will be easy to find and has four wires in the connector.
Without gas your Grand Cherokee will not run at all. With that in mind, most of the symptoms of a bad fuel pump revolve around the vehicle stalling out or not running at all. In modern fuel injected vehicles, the fuel pump sits right in the fuel tank and “pushes” the gasoline to the fuel rail (s).
What happens when the fuel pump goes out in a Jeep Grand Cherokee?
There are physical signs that you can feel when your Grand Cherokee’s fuel pump is going out. Before taking anything apart, check to see if your engine’s computer has any trouble codes saved in it. The engine may throw a P0087 trouble code. This trouble code detects that the fuel rail/system pressure is too low.
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 fuel pump connector on a jeep?
Unplug the fuel pump connector at the back of the fuel tank. It will be easy to find and has four wires in the connector. Use a circuit tester and test the harness side for power as your helper turns the key on and off.
How much does it cost to replace fuel pump relay?
Replaced Crank Shaft sensor ( 10 mins, $30 and extremely easy to do ) and relay (exact from amazon for $10 bucks) , still same issue. Jumped pins 30 and 87 with car off and can hear the fuel pump turn cycle off and on. Issue still exists. Jeep dealer wants to replace the fuel pump.
Unplug the fuel pump connector at the back of the fuel tank. It will be easy to find and has four wires in the connector. Use a circuit tester and test the harness side for power as your helper turns the key on and off.
The relay installed in the recall F09 is garbage. The symptoms started happening again in my 2012 Jeep Grand Cherokee about 4 years later. Starting was very unreliable and intermittent.
Replaced Crank Shaft sensor ( 10 mins, $30 and extremely easy to do ) and relay (exact from amazon for $10 bucks) , still same issue. Jumped pins 30 and 87 with car off and can hear the fuel pump turn cycle off and on. Issue still exists. Jeep dealer wants to replace the fuel pump.
Is there a recall on fuel pump relay?
Recall completed 4 years ago and issue came back about a year ago. Replaced Crank Shaft sensor ( 10 mins, $30 and extremely easy to do ) and relay (exact from amazon for $10 bucks) , still same issue. Jumped pins 30 and 87 with car off and can hear the fuel pump turn cycle off and on.
Can a jeep WK2 start without a fuel pump?
I did it yesterday; drove from DC to Fair Oaks Chrysler Dodge Jeep Ram and they knocked it out once again with no issue or question. 45 minutes later, and I was able to start my WK2 without extended cracking!! Hope this helps!! The relay they install for the recall isn’t that great. I had to replace mine this summer.