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P1131 Diagnostic Trouble Code Discussion for March 2006

Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Lean

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Trouble Ticket Help Requests for DTC P1131
Help Request Posted
2002 Audi A4 3.0L MIL Lamp on VIN: WAUYP64B51
P1131: Mfr ctrkked fyek metering. I've suspected oxygen sensors and they seem to be in range. Has anyone seen related codes for this problem?
March 07, 2006
2000 Audi A6 Quattro 2.7L MIL Lamp on VIN: WAUED64B4Y
P1131: bank 2 sensor 1 internal rsistance too high. ... light bulb is out so i decided to check for codes and found 5 codes po120,p1137,p1139,p1113 and p1131 i check for any help tips on fix data base but did not came up any thing on these codes i have never worked any of these...
March 24, 2006