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International Automotive Technicians Network
2003 Audi A4 1.8L MIL Lamp on
Posted to European Driveability on 8/6/2008 9 Replies

Help Audi Techs! This is a used car lot vehicle. Boost pressure spec is 1550 milibar- vehilce can only develop 1470 milibar. Used car lot replaced bypass valve, we tested vehicle and repaired a vacuum leak at a vacuum check valve and tested/ inspected the ball...

9 Replies Received (View Replies)

  Related Documents & Media  2003 Audi A4

 
Message Closed w/Summary

car Vehicle Data

2003 Audi A4

VIN WAUVC68E83
Engine1.8 L / 4 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0299Turbocharger Underboost Problem
Message Closed w/Summary

car Vehicle Data

2003 Audi A4

VIN WAUVC68E83
Engine1.8 L / 4 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0299Turbocharger Underboost Problem