Powertrain
generic / SAE
P2B95
Cold Start Injection Pulse Performance
During cold start, the ECM detects that the overall injection pulse performance does not match the calibrated cold-start strategy. Combustion stability is reduced during warm-up.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberB / 95
Possible causes
- Injectors aged - flow drift across cylinders high
- Fuel rail pressure drifts during pulse medium
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–6 h
- Component: fuel injectors
- Component: ecm
- Component: fuel rail
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012