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2002 Volkswagen Jetta check engine light

Tiny
ASHLEY1474
  • MEMBER
  • 2002 VOLKSWAGEN JETTA
  • 4 CYL
  • FWD
  • AUTOMATIC
  • 110,000 MILES
One week after inspection, north carolina, check engine light comes on not blinking car runs fine. School girl drives car not long since inspection just few days code comes out secondary air injection system incorrect flow
Tuesday, June 1st, 2010 AT 9:07 AM

1 Reply

Tiny
THIS IS MIKE
  • MECHANIC
  • 686 POSTS
Try removing the check valve between the pump and the engine to see if it is operating properly. If the valve is allowing air to seep backwards the intended flow will be incorrect.
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Tuesday, June 1st, 2010 AT 4:57 PM

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