OBD-II code · Powertrain (generic)
P0A07 Motor Electronics Coolant Pump A Control Circuit High
The motor electronics coolant pump A control circuit reports a control circuit high condition. Power electronics cooling cannot be commanded reliably.
Is it safe to drive with P0A07?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyControl wire shorted to B+
- PossibleOpen pump motor
- Less likelyConnector pins corroded - high contact resistance
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–7 h
- Emissions test
- Usually unaffected
- Parts involved
- Motor Electronics Coolant Pump A, Wiring Harness, Hybrid Control Module
Related codes
- P0B3AMotor Electronics Coolant Pump B Control Circuit High
- P2BD6Motor Electronics Coolant Pump C Control Circuit High
- P0A04Motor Electronics Coolant Temperature Sensor A Circuit Intermittent
- P0A05Motor Electronics Coolant Pump A Control Circuit/Open
- P0A06Motor Electronics Coolant Pump A Control Circuit Low
- P0A08DC/DC Converter Status Circuit
- P0A09DC/DC Converter Status Circuit
- P0A0AHigh Voltage System Interlock Circuit
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.