P0161 Diagnostic Trouble Code Discussion for September 2009
Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Performance
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| Help Request | Posted | |
| 2007 Chevrolet Avalanche LTZ 5.3L MIL Lamp on VIN: 3GNFK12347 P0161: Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Performance. Hello IATN This is my own truck I Cant figure out why i get these codes. Replaced O2 Senser b2s2 OE part and codes will come back next day. Checked Power and return and resistance of the wiring and compared all readings to bank one. Watching the heater amps on... |
September 11, 2009 |
