Misfire

KINGDAVE567

MEMBER
2006 VOLKSWAGEN PASSAT
1.6L
FWD
MANUAL
100,000 MILES

Hi my 2006 Passat FSI is misfiring. The coil packs and spark plugs were changed, but it not make a difference. Any ideas?

Cheers

Thursday, February 4th, 2016 AT 2:41 PM

5 Replies

CATAFINA

MECHANIC
167 POSTS

CEL/MIL/SES are they lit if so what are the codes?

Here is a link from this site on how to scan for codes.

Www.2carpros. Com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

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Thursday, February 4th, 2016 AT 4:02 PM

KEN L

MASTER CERTIFIED MECHANIC
47,536 POSTS

Is it a random misfire or a constant one?

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+1

Tuesday, February 9th, 2016 AT 6:22 PM

KINGDAVE567

MEMBER
2 POSTS

Somedays it is fine and other days it is constant.

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Wednesday, February 10th, 2016 AT 12:14 AM

KEN L

MASTER CERTIFIED MECHANIC
47,536 POSTS

It sounds like it could be an injector problem. Here is a guide on how to test them.

https://www.2carpros.com/articles/how-to-test-a-fuel-injector

Please let me know

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Wednesday, February 10th, 2016 AT 2:45 PM

KEN L

MASTER CERTIFIED MECHANIC
47,536 POSTS

You might when to do a compression test as well, here is a guide for it.

https://www.2carpros.com/articles/how-to-test-engine-compression

Did you ever find out whats wrong?