× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2008 Audi Q7 Premium 4.2L MIL Lamp on
Posted to European Driveability on 5/9/2016 1 Reply

Vehicle came in with codes described above, first thing I did was check power and ground to pump and found the pump was faulty. (Disconnected hose from pump and water came out) After a couple of test drives, the codes came back. Verified vacuum to both solenoi...

1 Replies Received (View Replies)

  Related Documents & Media  2008 Audi Q7 Premium

 
Message Closed w/FIX

car Vehicle Data

2008 Audi Q7 Premium

VIN WA1BV74L88
Engine4.2 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / FSI Direct injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAfter a Hot Soak

Trouble Codes

P0491AIR System Performance
P0492
Message Closed w/FIX

car Vehicle Data

2008 Audi Q7 Premium

VIN WA1BV74L88
Engine4.2 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / FSI Direct injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAfter a Hot Soak

Trouble Codes

P0491AIR System Performance
P0492