Jeep

Asked by GuruSX2JW May 23, 2019 at 10:36 PM about the 2002 Jeep Grand Cherokee Laredo

Question type: Maintenance & Repair

Have a 2002 Jeep Grand Cherokee Laredo 4.0 and
it shuts off while on a red light with out notice
starts right up with in 2 min can someone tell me
what could be the problem

1 Answer
42,870

Hornet_2497 answered 4 years ago

Scan for codes. It might be the crank shaft position sensor code P0320. If no codes, check fuel pressure (60psi) at the Schrader valve on the injector rail. Check/replace fuel filter if older than 30K miles. The fuel filter contains the fuel pressure regulator too so that's a two for one deal.

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