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P0135 Diagnostic Trouble Code Discussion for June 2011

Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Performance

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Trouble Ticket Help Requests for DTC P0135
Help Request Posted
2002 Alfa Romeo JTS 2.0L Misfire, MIL Lamp on VIN: ZAR9320002
P0135: bank 1 sensor 1 heater circuit. Hi, Hope I can get some technical information, all data doesn't have anything. I found the bank 2 sensor 2 HO2S wiring with melted insulation on the heater circuit shorted to ground, I removed the sensor and tested for voltage on the other Ho2s circuits and he...
June 04, 2011
2003 Oldsmobile Silhouette GL 3.4L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 1GHDX03E53
P0135: Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction. Customer reports that the vehicle drives fine most of the time but when he goes through Elwood Indiana at about 11 to 12 o'clock noon it starts stalling and he has to put the accelerator down to keep it going. It acts like it is going to die out completely. Th...
June 14, 2011