Drive Motor A Clutch Enable Circuit High
The drive motor A clutch enable circuit reports a high condition. Hybrid clutch engagement cannot be reliably commanded or verified.
Affected components
- Drive motor a clutch
- Drive motor a clutch pawl
- Wiring harness
Common causes
- High likelihood: Wire shorted to B+
- Medium likelihood: Pull-down resistor open
- Low likelihood: Connector pins corroded - high contact resistance
Possible symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Diagnostic notes
- The malfunction indicator lamp may illuminate
- Reduced-power or limp mode may occur
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.