OBD-II code · Powertrain (generic, extended)
P2B2F Fan 1 Performance/Stuck Off
Cooling fan 1 is commanded on but does not produce the expected airflow. Mechanical seizure, broken motor, or relay failure.
Is it safe to drive with P2B2F?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyFan motor seized or burned out
- PossibleFan relay contacts oxidised
- Less likelyCarbon or debris buildup preventing free movement
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.5–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Cooling Fan 1, Fan Relay 1, Ecm
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.