2002 Jeep Grand Cherokee Oil Pressure Gauge 0 Idling Check Light Comes On You

2002 JEEP GRAND CHEROKEE
200,000 MILES
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the oil pressure gauge goes to 0 when idling and the check gauge light comes on, when you give it gas it goes up to normal pressure and the check gauge light goes off what causes this and is this normal i just bought this jeep
Dec 3, 2012 at 11:05 AM
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JDL
  • ✓Experienced Mechanic
  • 16,098 POSTS
Your oil pump slows down at idle. Use an analog gage, double check your oil pressure at idle.
Dec 3, 2012 at 11:24 AM
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