What does code P2AF2 mean?

Q: What does code P2AF2 mean?

Starter Relay C Control Circuit/Open. P2AF2 indicates that the powertrain control module (PCM) has detected an open circuit in the control circuit for starter relay C, which is the relay responsible for engaging the starter motor. The PCM commands the relay on during a crank request but sees no current flow or voltage drop, so it flags the circuit as open.

DTC codes / P2Axx · Hybrid propulsion / P2AF2

P2AF2Starter Relay C Control Circuit/Open

P2AF2 indicates that the powertrain control module (PCM) has detected an open circuit in the control circuit for starter relay C, which is the relay responsible for engaging the starter motor. The PCM commands the relay on during a crank request but sees no current flow or voltage drop, so it flags the circuit as open.

SystemPowertrain

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyIntermediate

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.