Powertrain
generic / SAE
P0A00
Motor Electronics Coolant Temperature Sensor Circuit
The hybrid control module detects an out-of-range signal from the temperature sensor of the inverter/motor electronics coolant loop. This sensor protects power electronics from overheating.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberA / 00
Possible causes
- Temperature sensor failed high
- Wiring or connector fault medium
Inspection / repair
- Difficulty: shop only
- DIY: shop recommended
- Estimated cost: 300–1500 €
- Estimated time: 1.5–5 h
- Component: motor electronics coolant temperature sensor
- Component: hybrid inverter
- Component: wiring harness
- MIL / check engine light
Sources
References
sae:J2012