Powertrain
generic / SAE
P2B11
Cylinder 1 Injection Pulse Offset Exceeded Learning Limit
The injection pulse offset adaptation for cylinder 1 exceeds the calibrated learning window. Injector aging or fuel pressure drift beyond compensation.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberB / 11
Possible causes
- Injector worn beyond compensation range high
- Fuel rail pressure drift medium
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 50–1500 €
- Estimated time: 0.3–6 h
- Component: fuel injector cyl 1
- Component: ecm
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012