no oil pressure


Asked by Sep 15, 2013 at 11:09 AM about the 2000 Jeep Cherokee Classic 4WD

Question type: Maintenance & Repair

2000 jeep cherokee 4.0.  changed the oil pump, checked the mains they look good.  start
engine cold pressure is up at 40lbs and with in 5 minutes it drops down to 5 lbs.  any

3 Answers


Your oil pressure gauge coud be bad giving incorrect readings. Is it a real pressure gauge or and electronic dummy gauge?

1 of 1 people found this helpful.

i installed a mechanical gauge

3 of 3 people found this helpful.

Thats what I would have done too, now you will always have the correct oil pressure readings.

1 of 1 people found this helpful.

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