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P1129 Diagnostic Trouble Code Discussion for November 2006

Closed Loop Fueling Not Achieved (Bank 2)

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Trouble Ticket Help Requests for DTC P1129
Help Request Posted
1998 Audi A6 Quattro 2.8L MIL Lamp on VIN: WAUBA24B7W
P1129: LTFT rich bank 2. Hoping somebody can give me insight here. This car is in for mil lamp and regular checkup. This secondary air injection system seems to be operating normally. I have checked flow at the pump (per tsb for clogging of injection pumps and O2 codes that I have pul...
November 24, 2006