PO401

1996 Toyota Camry

Tiny

MRRELIZ7

June, 18, 2013 AT 3:27 PM


smell
sometimes smoke
muffler noise or hesitation rattle sound
engine light on troubleshooting code when check does po401 damage engine
I think also there exaust leak in muffler cause of smell can it trigger po401

FOUND 105 RELATED QUESTIONS

1 Answer

Tiny

hmac300

June, 20, 2013 AT 6:16 AM

Start and run engine at idle air shold escape form filter in pic. Check resistance of piece with engine off it shold be 33-39 ohms at 68 degrees then check for continuity between each pole and body of valve if there is replace it.

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