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85 n/a pcv canister replaced now what

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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3903davis
Posts: 14
Joined: 19 October 2011
Year and Model: 850 nt, 94
Location: fort worth, texas

85 n/a pcv canister replaced now what

Post by 3903davis »

so I dug in and swapped out the canister and found no clogged lines. the valve under the throttle body was clogged. cleaned it out. found there was a missing gasket between the egr valve and t/b. also cleaned the air valve moved freely.
when i turn the key to the on position the air motor runs. when i move the throttle it continues running. so i think the throttle position sensor may be out. car runs better but still feel like there is a miss.
not sure but i think there is a vacuum leak that ties in to the brakes. need to check the lines in and out of the evap. and gas tank. any other ideas to look for folks? the check engine light still on. will have to stop in and have some one clear it out and turn the service engine ight off as well.


3903davis

Posts: 1
Joined: 19 Oct 2011, 16:04
Location: fort worth, texas
Model, Year: 850 nt, 94

KSUMMEY
Posts: 15
Joined: 11 November 2011
Year and Model: 2001 S60 T5
Location: GA

Post by KSUMMEY »

Start by finding out what the fault code is so you know what to check
95 850 n/a 2002 S60 2.4t parted out
96 850T (sold) at 450K miles
98 S70 (sold)
99 S70 T5m (sold)
99 S70 GLT (sold)
01 S60 T5
01 S60 2.4t
06 XC90

FCPEURO
Posts: 3002
Joined: 17 June 2009
Year and Model: 2006 XC90 V8
Location: Milford, CT
Been thanked: 19 times

Post by FCPEURO »

+1

Check the codes and write them down. Then, delete all of the codes and take the car for a drive. Once the CEL comes back, write down the codes and let us know what they are.

3903davis
Posts: 14
Joined: 19 October 2011
Year and Model: 850 nt, 94
Location: fort worth, texas

Post by 3903davis »

will do on my list of things to do on saturday

3903davis
Posts: 14
Joined: 19 October 2011
Year and Model: 850 nt, 94
Location: fort worth, texas

Post by 3903davis »

so i read the codes and they come back with different issue. i have noticed that i am leaking oil from front of engine around the pcv canister. i pulled the intake loose and found the bracket that is below the manifold had only one bolt in I did not get the one in on the bottom of the manifold so the dipstick was not set all the way in to its seat. ah that the culprit, so i thought............... well i still have the same issue i am wondering if the seal from the canister to the block could be the cause.

any suggestions

and the dog gone miss feeling is still there
the dealership says it is fuel surging and the cause could be a vacuum leak.

how can i tell if the brake booster is holding vacuum.

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