OBD-II code · Powertrain (generic, extended)
P2AFB Starter Relay D Stuck Off
Starter relay D reports a stuck off condition. Engine cranking can be inhibited or commanded unintentionally.
Is it safe to drive with P2AFB?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyRelay contacts oxidised - high resistance
- PossibleRelay coil burned out
- Less likelyCarbon or debris buildup preventing free movement
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 D, Wiring Harness, Ecm
Related codes
- P26F1Starter Relay A Stuck Off
- P26F3Starter Relay B Stuck Off
- P2AF6Starter Relay C Stuck Off
- P2AF8Starter Relay D Control Circuit Low
- P2AF9Starter Relay D Control Circuit High
- P2AFAStarter Relay D Stuck On
- P2AFCEngine Coolant Temperature Sensor 4 Circuit
- P2AFDEngine Coolant Temperature Sensor 4 Range/Performance
- P2AFEEngine Coolant Temperature Sensor 4 Circuit Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.