OBD-II code · Powertrain (generic, extended)
P2BA2 Engine Coolant Pump Stuck/Stalled
The engine coolant pump is mechanically stuck or has stalled. Coolant circulation through the engine is severely reduced or absent.
Is it safe to drive with P2BA2?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyPump impeller jammed by debris
- PossibleMotor seized
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–8 h
- Emissions test
- Usually unaffected
- Parts involved
- Engine Coolant Pump, Engine Coolant Loop
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.