2002 A4 1.9 TDI 85000 MILES

2002 AUDI A4
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ANTHONY CAVANAGH
  • MEMBER
  • 1 POST
ENGINE MAKING WHISTLING NOISE WHEN TURBO COMING IN, NOT RUNNING SMOOTHLY ALSO BLACK SMOKING
Oct 16, 2007 at 1:04 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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2CARPRO JACK
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 11,533 POSTS
Sounds like it could be a mixture control problem caused by an intake or other vacuum leak. Inspect all vacuum lines and intake hoses for cracks or breaks. Is the check engine light on?
Oct 16, 2007 at 3:35 PM
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