Powertrain
generic / SAE
P064E
Internal Control Module O2 Sensor Processor Performance Bank 2
The ECU has detected an internal performance fault in the processing of accelerator pedal position - the redundant signals are tracked internally and one of them shows a software-side anomaly.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number6 / 4E
Possible causes
- Internal software anomaly high
- Module software outdated, reflash may resolve low
- Supply voltage outside specification low
Symptoms
- Check engine light on
- Increased fuel consumption
- Possible rough idle or hesitation
- Failed emissions test
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–2500 €
- Estimated time: 2–8 h
- Component: ecu internal processing
- Component: oxygen sensor b2
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012