OBD-II code · Powertrain (generic, extended)
P2601 Coolant Pump A Control Circuit Performance/Stuck Off
The electric coolant pump A is commanded on but does not run. Coolant temperature climbs faster than expected with no flow detected.
Is it safe to drive with P2601?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyPump motor seized by debris or sediment
- PossibleCracked rotor magnet decouples drive
- Less likelyCarbon or debris buildup preventing free movement
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–3.5 h
- Emissions test
- Usually unaffected
- Parts involved
- Coolant Pump A, Pump Motor
Related codes
- P261BCoolant Pump B Control Circuit Performance/Stuck Off
- P2C48Coolant Pump C Control Circuit Performance/Stuck Off
- P2C49Coolant Pump D Control Circuit Performance/Stuck Off
- P2D26Coolant Pump E Control Circuit Performance/Stuck Off
- P2D27Coolant Pump F Control Circuit Performance/Stuck Off
- P25FESupercharger Disconnect Clutch
- P25FFElectrical System Voltage Stabilizer Control Module Performance
- P2600Coolant Pump A Control Circuit / Open
- P2602Coolant Pump Control Circuit Open
- P2603Coolant Pump Control Circuit Low
- P2604Coolant Pump Control Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.