HO2S Heater Resistance Bank 2 Sensor 2
Heater resistance out of range on bank 2 sensor 2 (post-cat). Same diagnostic as P0053 on second bank, post-cat.
Affected components
- Oxygen sensor b2s2
Common causes
- High likelihood: Heater element aged
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- A drive cycle may be required after repair
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.