P2A1E
Injection Pump Fuel Metering Control F (Cam/Rotor/Injector)
The fuel injection pump control system reports a generic fault on metering channel F (cam, rotor, or injector path). Fuel delivery to the affected channel cannot be regulated as expected.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: hard
Common causes
Ordered by how often each turns out to be the cause.
- Metering element drift with wearCommon
- Wiring or connector faultPossible
Parts involved
- Injection Pump Metering F
- Injection Pump
- Wiring Harness
P2A1E is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.