Drive Motor A Phase Y Current Sensor Circuit Low
The current sensor for drive motor A phase Y reports a circuit low fault. Phase current measurement is unreliable.
Affected components
- Drive motor a phase y current sensor
- Wiring harness
- Hybrid control module
Common causes
- High likelihood: Current sensor failed
- Medium likelihood: Wiring fault
- Low likelihood: Connector pins corroded - high contact resistance
Possible symptoms
- EV/hybrid system warning light on
- Reduced motor power or torque
- Possible limp mode or vehicle shutdown
Diagnostic notes
- The malfunction indicator lamp may illuminate
- Reduced-power or limp mode may occur
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.