P2AF2
Starter Relay C Control Circuit/Open
Starter relay C reports a control circuit/open condition. Engine cranking can be inhibited or commanded unintentionally.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: easy
Common causes
Ordered by how often each turns out to be the cause.
- Open in relay control wireCommon
- Open relay coilPossible
- Pin pushed back out of connector bodyLess likely
Parts involved
- Starter Relay C
- Wiring Harness
- ECM
P2AF2 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.