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Join Date: Apr 2006
Location: Chilliwack British Columbia Canada
Posts: 11
oil pressure pinned

Howdie y'all
Ever since I rebuilt my 2.7 my oil pressure guage has been pinned at 140, when ignition is on, engine running or not.
Has any one had this problem?
Any suggestions?
Thanks
Cooler

Old 07-07-2009, 08:56 PM
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Bad ground/wiring issue. I'd fix it fast if you're breaking in a rebuild...
Old 07-07-2009, 10:09 PM
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Check the wiring at the oil sender in the engine bay.

Mine was broken and after re-soldering it, she worked like new.

To test, push the wire into the housing making a good contact, I bet it will work again then you will know what to do next.

Jim
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Old 07-07-2009, 10:15 PM
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Are you sure you didnt install the pressure switch where the sensor goes? I saw this once where the sensors were inadvertently switched.
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Old 07-08-2009, 12:13 AM
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if the wire is removed from the sender or it is broken, the needle will peg
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Old 07-08-2009, 03:49 AM
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Quote:
Originally Posted by T77911S View Post
if the wire is removed from the sender or it is broken, the needle will peg
+1 In other words, if the connection is open (infinite resistance), it will peg.

Doug

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Old 07-08-2009, 09:17 AM
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