Powertrain
generic / SAE
P0256
Injection Pump Fuel Metering Control B (Cam/Rotor/Injector)
Generic fault on the fuel metering control A of the injection pump (mechanical or rotary distribution pumps).
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number2 / 56
Possible causes
- Metering actuator B failed high
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 300–2500 €
- Estimated time: 2–10 h
- Component: metering actuator b
- MIL / check engine light
- emissions-relevant
- drive cycle required
- limp mode possible
Sources
References
sae:J2012