Powertrain
generic / SAE
P00D6
HO2S Sensor Correlation Bank 2 Sensor 1/Bank 2 Sensor 2
Pre- and post-cat oxygen sensors on bank 2 do not correlate as expected — typical sign of catalyst inefficiency or one failed sensor.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number– / D6
Possible causes
- Catalyst aged or contaminated high
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–1500 €
- Estimated time: 0.5–4 h
- Component: oxygen sensor b2s1
- Component: oxygen sensor b2s2
- Component: catalyst
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012