What does code P2A12 mean?

Q: What does code P2A12 mean?

Injection Pump Fuel Metering Control C (Cam/Rotor/Injector). P2A12 indicates that the engine control module has detected an abnormal condition in the fuel metering control circuit for injection pump circuit C, which involves the cam, rotor, or injector. The computer monitors the electrical circuit and expected fuel delivery, and it sets this code when the signal or performance falls outside the manufacturer's specified range.

DTC codes / P2Axx · Hybrid propulsion / P2A12

P2A12Injection Pump Fuel Metering Control C (Cam/Rotor/Injector)

P2A12 indicates that the engine control module has detected an abnormal condition in the fuel metering control circuit for injection pump circuit C, which involves the cam, rotor, or injector. The computer monitors the electrical circuit and expected fuel delivery, and it sets this code when the signal or performance falls outside the manufacturer's specified range.

SystemPowertrain

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyProfessional

AreaHybrid propulsion

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.