Electric fule

Tiny
BRET ROBISON
  • 1990 JEEP CHEROKEE
  • 6 CYL
  • 4WD
  • AUTOMATIC

1990 jeep cherokee 4.0 once in a while ill loos power to the fule pump, ive checked the wires tested the relays replaced the pump ect. Itll take a few hours some times days other times, and itll start like theres nothing wrong, any ideas?

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Tuesday, November 30th, 2010 AT 11:17 PM

1 Reply

Tiny
RASMATAZ
  • MEMBER

Could be the computer fuel pump relay ground circuit, fuel pump relay and oxygen sensor heater relay that powers the fuel pump

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Wednesday, December 1st, 2010 AT 1:08 AM

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