A6 Quattro Sedan V8-4.2L (ART) (2000)
Catalytic Converter: Customer Interest
Attachment Bulletin # 260401
Group: 26
Number: 04-01
Date: NOV. 15, 2004
Subject:
Malfunction Indicator Light (MIL) ON with DTC P0422 and/or P0432 Stored in DTC Memory
Model(s):
A6 w/4.2L (Eng. code ART)
2000
A8 w/4.2L (Eng. code AKB)
Condition
MIL ON in instrument Cluster with DTC P0422 "Bank 1 - Catalyst Efficiency Below Threshold" and/or DTC P0432 "Bank 2- Catalyst Efficiency Below
Threshold".
Service
-
Inspect only three way catalytic converter that relates to stored DTC(s) as shown.
-
Install exhaust components as defined in table above. See Repair Manual, Group 26
-
Exhaust system, Emission controls.
-
Clear DTC memory.
-
Set readiness code.