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P0161 Diagnostic Trouble Code Discussion for February 2006

Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Performance


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Trouble Ticket Help Requests for DTC P0161
Help Request Posted
1996 Chevrolet K1500 5.7L MIL Lamp on VIN: 1GBEK19R3T
P0161: Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction. ... replaced the engine last week. I never checked codes before pulling engine but light was not on. After a day of driving customer came in and truck had P0161 only, came back a few days later so I could pinpoint problem and...
February 16, 2006