Oil pump gauge going up and down.

2001 FORD RANGER
128,000 MILES • 4 CYL • 2WD • MANUAL
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WILLIAM EARL EVANS
  • MEMBER
  • 1 POST
What could cause this problem?
Feb 19, 2011 at 8:16 PM
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BUTCH SHULL
  • MEMBER
  • 34 POSTS
bad oil pressure sender.
Feb 28, 2011 at 1:30 AM
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JACOBANDNICKOLAS
  • CAR REPAIR CONTRIBUTOR
  • 110,190 POSTS
Chances are butch is correct. If you want to check, get a mechanical gauge from a parts store and screw it into where the sending unit is located. Check to see if the pressure is steady. If it is, replace the sending unit.
Mar 7, 2011 at 12:36 AM
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