OBD-II code · Powertrain (generic, extended)
P2CBA Fan 2 Overspeed
Cooling fan 2 exceeds the calibrated maximum speed. Indicates load lost (broken fan blade) or supply voltage above nominal.
Is it safe to drive with P2CBA?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyFan blade broken or detached
- PossibleAlternator overvoltage
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 2
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.