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P0141 Diagnostic Trouble Code Discussion for July 2011

Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Performance

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Trouble Ticket Help Requests for DTC P0141
Help Request Posted
2002 Audi A4 Quattro 3.0L Poor Idle Quality, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: WAULT68E62
P0141: o2 heater12. Vehicle stalled on road, can get it started but it is running very rich(fuel out tailpipe) MAF reads 0, Replaced MAF and still get a 0 reading. Also has P0261 cyl 1 injector open, P0414,P041 secondary air injection, P445,P2401 evap system codes
July 20, 2011
1995 GMC Jimmy SLE 4.3L Hesitation, Surge, MIL Lamp on VIN: 1GKDT13W4S
P0141: Oxygen sensor B1 circuit malfunction. This vehicle runs perfect till hot then hesitates and runs rough and bucks.I see a slight fluctuation in the tach at idle hot only.Cleared all codes and code P0341 REPEATED.I've relocated the harness from any RFI.Has anyone ran into this code or fault? Thanks ...
July 25, 2011