× 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
1999 Audi A8 4.2L MIL Lamp on
Posted to European Driveability on 8/30/2002 5 Replies

About every 3-5 days after reseting the MIL we get it back on. Code PO455 returns which is a "Gross Evap system" leak. We have smoke tested the system as much as possible and have found nothing. Customer is not wanting to spend much more money without some ind...

5 Replies Received (View Replies)

 
Message Closed w/Summary

car Vehicle Data

1999 Audi A8

VIN WAUBG34DXN
Engine4.2 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0455EVAP System Very Large Leak Detected
Message Closed w/Summary

car Vehicle Data

1999 Audi A8

VIN WAUBG34DXN
Engine4.2 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0455EVAP System Very Large Leak Detected