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2001 Audi A6 Quattro 4.2L MIL Lamp on
Posted to European Driveability on 7/30/2007 20 Replies

Hello; I am having a challange with these codes. I have check for leaks, none found. I have replaced the secondary air pump, codes come right back. The car seems to run fine. Any ideas?

20 Replies Received (View Replies)

  Related Documents & Media  2001 Audi A6 Quattro

 
Message Closed w/FIX

car Vehicle Data

2001 Audi A6 Quattro

VIN WAUZL64B81
Engine4.2 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.Quattro

Trouble Codes

P0491AIR System Performance
P0492Sec. Air Inj. Sys. Bank 2 Incorrect Flow Detected
Message Closed w/FIX

car Vehicle Data

2001 Audi A6 Quattro

VIN WAUZL64B81
Engine4.2 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.Quattro

Trouble Codes

P0491AIR System Performance
P0492Sec. Air Inj. Sys. Bank 2 Incorrect Flow Detected