OBD-II code · Powertrain (generic)
P0C4E Drive Motor A Position Exceeded Learning Limit
The required adaptation offset for drive motor A position sensor exceeds the calibrated learning window. Sensor or rotor mechanism out of nominal range.
Is it safe to drive with P0C4E?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor reference drifted
- PossibleMechanical drift in rotor mounting
Symptoms
- EV/hybrid system warning light on
- Reduced motor power or torque
- Possible limp mode or vehicle shutdown
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–8 h
- Emissions test
- Usually unaffected
- Parts involved
- Drive Motor A Position Sensor, Hybrid Control Module
Related codes
- P0C4FDrive Motor B Position Exceeded Learning Limit
- P0C4BHybrid/EV Battery Pack Coolant Pump A Supply Voltage Circuit/Open
- P0C4CHybrid/EV Battery Pack Coolant Pump A Supply Voltage Circuit Low
- P0C4DHybrid/EV Battery Pack Coolant Pump A Supply Voltage Circuit High
- P0C50Drive Motor A Position Sensor Circuit A Circuit
- P0C51Drive Motor A Position Sensor Circuit A Range/Performance
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.