Chevrolet Corvette C5 DTC P0161 – HO2S Heater Performance Bank 2 Sensor 2
DTC P0161 meaning on Chevrolet Corvette C5
DTC P0161 refers to the Oxygen Sensor Heater Performance of Bank 2 Sensor 2 in a Chevrolet Corvette C5. This diagnostic trouble code indicates that there is an issue with the heating element of the downstream oxygen sensor located on the second bank of cylinders in the exhaust system.
Chevrolet Corvette C5 DTC P0161 symptoms
- Check Engine Light (CEL) illuminated on the dashboard
- Decreased fuel efficiency
- Engine may run rough or stall
- Increased emissions
Chevrolet Corvette C5 DTC P0161 causes
- Faulty oxygen sensor heater
- Wiring or connector issues in the oxygen sensor circuit
- Blown fuse related to the oxygen sensor heater circuit
- PCM (Powertrain Control Module) failure
Chevrolet Corvette C5 DTC P0161 seriousness
The DTC P0161 in a Chevrolet Corvette C5 should not be ignored as it can lead to decreased fuel efficiency, increased emissions, and potential engine performance issues. While the vehicle may still be operable with this code present, it is recommended to address the underlying problem promptly to prevent further damage and ensure optimal engine performance.
How to diagnose DTC P0161 on Chevrolet Corvette C5
- Use an OBD-II scanner to retrieve the specific DTC P0161 code
- Inspect the wiring and connectors related to Bank 2 Sensor 2 oxygen sensor
- Check the fuse for the oxygen sensor heater circuit
- Test the oxygen sensor heater for proper resistance
- Verify PCM functionality and communication
How to fix DTC P0161 on Chevrolet Corvette C5
- Replace the faulty oxygen sensor heater
- Repair or replace any damaged wiring or connectors in the oxygen sensor circuit
- Replace the blown fuse if necessary
- If PCM is diagnosed as the issue, reprogram or replace it as needed
How to erase DTC P0161 on Chevrolet Corvette C5
- After addressing the root cause of the DTC P0161, use an OBD-II scanner to clear the code
- Ensure that the repair has resolved the issue before clearing the code
- Drive the vehicle to allow the PCM to run diagnostic tests and verify the repair
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