OBD-II code · Powertrain (generic, extended)
P2AF2 Starter Relay C Control Circuit/Open
Starter relay C reports a control circuit/open condition. Engine cranking can be inhibited or commanded unintentionally.
Is it safe to drive with P2AF2?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen in relay control wire
- PossibleOpen relay coil
- Less likelyPin pushed back out of connector body
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–1.5 h
- Emissions test
- Usually unaffected
- Parts involved
- Starter Relay C, Wiring Harness, Ecm
Related codes
- P2AF7Starter Relay D Control Circuit/Open
- P2AEFIntake Air O2 Sensor Negative Current Control Circuit Open Bank 2
- P2AF0Intake Air O2 Sensor Negative Current Control Circuit Low Bank 2
- P2AF1Intake Air O2 Sensor Negative Current Control Circuit High Bank 2
- P2AF3Starter Relay C Control Circuit Low
- P2AF4Starter Relay C Control Circuit High
- P2AF5Starter Relay C Stuck On
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.