Oil presure is to high

Tiny
SKILSAWC
  • MEMBER
  • 1988 TOYOTA PICKUP
  • 20,000 MILES
Oil presure to high toyota 88 pick-up truck
keeps blowing oil out of the top of moter
Friday, September 2nd, 2011 AT 10:37 AM

3 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Check the oil pressure with a mechanical gauge-could be the oil pressure relief valve is stucked closed not opening
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Friday, September 2nd, 2011 AT 11:03 AM
Tiny
MMPRINCE4000
  • MECHANIC
  • 8,548 POSTS
Pressure relief valve is a spring in oil pump, If mechanical pressure is verified, replace oil pump.
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Friday, September 2nd, 2011 AT 12:35 PM
Tiny
KHLOW2008
  • MECHANIC
  • 41,814 POSTS
Should not be oil pressure problem. Engine is experiencing excessive blowby. Check the PCV and crankcase ventilation systm.

You could have an aging engine that has worn piston rings.
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Friday, September 2nd, 2011 AT 12:41 PM

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