Powertrain
generic / SAE
P2D0F
Engine Pre-Ignition Above Threshold
The ECM detects pre-ignition events (combustion before spark) above the calibrated threshold. Risk of severe engine damage from uncontrolled combustion peaks.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberD / 0F
Possible causes
- Low-octane fuel at high load high
- Carbon deposits glow as hot spots medium
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 100–1500 €
- Estimated time: 0.5–6 h
- Component: spark plugs
- Component: fuel system
- Component: knock sensor
- MIL / check engine light
- emissions-relevant
- limp mode possible
Sources
References
sae:J2012