Powertrain
generic / SAE
P06B7
Internal Control Module Knock Combustion Vibration Sensor Processor 2 Performance
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 / B7
Possible causes
- Internal software anomaly high
- Gateway module routing CAN messages incorrectly low
- CAN terminating resistor (120 Ω) drifted out of spec low
Symptoms
- Check engine light on
- Possible limp mode or no-start
- Multiple follow-up faults across modules
- Reset/relearn may be needed after repair
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–2500 €
- Estimated time: 2–8 h
- Component: ecu internal processing
- Component: knock sensor
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012