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P0161 Diagnostic Trouble Code Discussion for December 2009

Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Performance


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Trouble Ticket Help Requests for DTC P0161
Help Request Posted
1998 Chevrolet K1500 Cheyenne 5.7L Cuts out VIN: 1GTEK19R1W
P0161: Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction. First of all, sorry for the long post. Customer concern is that if engine is started and driven immediately it has no power and cuts out. If you let it run for a few minutes it runs fine. The "Service Engine Soon" light is on all the time with the code...
December 15, 2009
1998 Chevrolet K1500 Cheyenne 5.7L Cuts out VIN: 1GTEK19R1W
P0161: Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction. First of all, sorry for the long post. Customer concern is that if engine is started and driven immediately it has no power and cuts out. If you let it run for a few minutes it runs fine. The "Service Engine Soon" light is on all the time with the code...
December 15, 2009