OBD-II code · Powertrain (generic, extended)
P261D Coolant Pump B Control Circuit High
Voltage on the second coolant pump control line is above the expected window. Typical causes are a short to battery or an open motor winding.
Is it safe to drive with P261D?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyControl wire shorted to B+
- PossibleOpen motor winding
- Less likelyConnector pins corroded - high contact resistance
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.8–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Coolant Pump B, Wiring Harness
Related codes
- P26F6Coolant Pump C Control Circuit High
- P2B68Coolant Pump D Control Circuit High
- P2DF6Coolant Pump E Control Circuit High
- P261ACoolant Pump B Control Circuit / Open
- P261BCoolant Pump B Control Circuit Performance/Stuck Off
- P261CCoolant Pump B Control Circuit Low
- P261ECoolant Pump B Control Circuit Stuck On
- P261FCoolant Pump A Control Circuit Stuck On
- P2620Throttle Position Output Circuit
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.