Check engine light keeps coming on

Asked by Jun 14, 2017 at 10:47 AM about the 2011 Volkswagen CC Sport

Question type: Maintenance & Repair

1# What would cause a check engine light to
keep coming on 2# And what would cause
the vacuum pump to leak or go bad

1 Answer

250,505

100 different things, you need to scan for the 4 digit fault codes. The vacuum pump might be related, as a vacuum leak would trigger the light and code. Not sure why you are having a continual problem with it.

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