OBD-II code · Powertrain (generic, extended)
P2D03 Motor Electronics Coolant Pump A Supply Voltage Circuit
Motor electronics coolant pump A reports a supply voltage circuit condition. Power electronics cooling is impaired.
Is it safe to drive with P2D03?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySupply fuse blown
- PossibleWiring or connector fault
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–6 h
- Emissions test
- Usually unaffected
- Parts involved
- Motor Electronics Coolant Pump A, Power Electronics Coolant Loop
Related codes
- P2D08Motor Electronics Coolant Pump B Supply Voltage Circuit
- P2D0DMotor Electronics Coolant Pump C Supply Voltage Circuit
- P2D00Motor Electronics Coolant Pump A Stuck/Stalled
- P2D01Motor Electronics Coolant Pump A Overspeed/Air in System
- P2D02Motor Electronics Coolant Pump A Underspeed
- P2D04Motor Electronics Coolant Pump A Control Module Overtemperature
- P2D05Motor Electronics Coolant Pump B Stuck/Stalled
- P2D06Motor Electronics Coolant Pump B Overspeed/Air in System
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.