OBD-II code · Powertrain (generic, extended)
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.
Is it safe to drive with P2B95?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyInjectors aged - flow drift across cylinders
- PossibleFuel rail pressure drifts during pulse
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–6 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Fuel Injectors, Ecm, Fuel Rail
Related codes
- P2B92Turbocharger/Supercharger B Temperature Sensor Range/Performance
- P2B93Wastegate Position Sensor A Exceeded Learning Limit
- P2B94Wastegate Position Sensor B Exceeded Learning Limit
- P2B96Injection Pulse Performance
- P2B97Exhaust Pressure Control Valve A Position Exceeded Learning Limit
- P2B98Exhaust Pressure Control Valve A Supply Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.