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2000 Audi A6 Quattro 2.7L MIL Lamp on
Posted to European Driveability on 5/27/2004 7 Replies

Hi, This audi has had secondary air injection codes for some time. The system was tested for operation and pump runs, it was replaced because of noise. Both valves on the rear of the heads were removed, cleaned, tested. The vacuum hoses are all intact. The euc...

7 Replies Received (View Replies)

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car Vehicle Data

2000 Audi A6 Quattro

VIN WAUED54BXY
Engine2.7 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.Bi-Turbo

Trouble Codes

P0421Catalytic Converter Efficiency (Bank 1)
P1411Cylinder 1 Reactivation Control Performance
P1423Fuel Tank Large Leak
Message Closed

car Vehicle Data

2000 Audi A6 Quattro

VIN WAUED54BXY
Engine2.7 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.Bi-Turbo

Trouble Codes

P0421Catalytic Converter Efficiency (Bank 1)
P1411Cylinder 1 Reactivation Control Performance
P1423Fuel Tank Large Leak