Powertrain Definition only Lights the check engine lamp

P2AF7: Starter Relay D Control Circuit/Open

Standardized SAE J2012 code · P2Axx codes

What does P2AF7 mean?

Starter relay D reports a control circuit/open condition. Engine cranking can be inhibited or commanded unintentionally.

The code tells you which monitor failed, not which part is broken. Test before replacing parts.

Common causes

  • High Open in relay control wire
  • Medium Open relay coil
  • Low Pin pushed back out of connector body

Likelihood is a general estimate across vehicles; your make and model may differ.

Add your car to see reports of P2AF7 on the same make and model first.

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