Powertrain
generic / SAE
P0055
HO2S Heater Resistance Bank 1 Sensor 3
The heater resistance of the bank 1, sensor 3 oxygen sensor is outside its specified range. Sensor heater aging or short between heater and signal.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number– / 55
Possible causes
- Heater element aged high
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 60–300 €
- Estimated time: 0.3–1.5 h
- Component: oxygen sensor b1s3
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012