Powertrain
generic / SAE
P2DDF
Fuel Injection Quantity D Higher Than Expected
The measured fuel injection quantity for group D is above the calibrated window. Injector flow drift, rail pressure off, or measurement bias.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberD / DF
Possible causes
- Injector leaking high
- Fuel rail pressure high medium
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–6 h
- Component: fuel injector group d
- Component: fuel rail
- Component: ecm
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012