stumped on evp

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Jul 17, 2004 | 07:23 PM

boond0cksaint

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Joined: Apr 2004

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stumped on evp

have an 88 f-150, 302, 2wd. threw codes 35,41, and 34. changed the egr sensor and cleaned out the egr. then cleared the codes with an actron from the c.m. started it up and now all im throwing is a 34. my ? is. where is the evp on these 5.0 motors?. checked my vac. lines and there all good. but am stumped on the evp. is the evp sensor the same as the egr sensor? thanks in advance

Jul 17, 2004 | 08:24 PM

EPNCSU2006

Lead Driver

Joined: Nov 2002

Posts: 9,557

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From: Concord, NC

The EVP is the egr valve position sensor. It sits on top of the egr valve, and the connector has 3 wires.

Jul 17, 2004 | 09:23 PM

prcrboy

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Joined: Feb 2004

Posts: 772

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On top of egr and factory color was grey. If it throws code, it could be that the egr is still not opening enough to make the sensor. I would try replacing it.

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