OBD-II code · Powertrain (generic)
P0061 HO2S Heater Resistance Bank 2 Sensor 3
Heater resistance out of range on bank 2 sensor 3. The sensor heater warms the element to operating temperature (~600 °C); without it the lambda sensor stays inactive in closed loop and the ECM cannot trim mixture.
Is it safe to drive with P0061?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyHeater element aged
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–1.5 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Oxygen Sensor B2s3
Related codes
- P0053HO2S Heater Resistance Bank 1 Sensor 1
- P0054HO2S Heater Resistance Bank 1 Sensor 2
- P0055HO2S Heater Resistance Bank 1 Sensor 3
- P0059HO2S Heater Resistance Bank 2 Sensor 1
- P0060HO2S Heater Resistance Bank 2 Sensor 2
- P005ETurbocharger/Supercharger Boost Control B Supply Voltage Circuit Low
- P005FTurbocharger/Supercharger Boost Control B Supply Voltage Circuit High
- P0062HO2S Heater Control Circuit Bank 2 Sensor 3
- P0063HO2S Heater Control Circuit Low Bank 2 Sensor 3
- P0064HO2S Heater Control Circuit High Bank 2 Sensor 3
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.