Gear Shift Control Module A Over Temperature
The gear shift control module A has reached over-temperature. Excessive switching activity, sustained high motor load, or insufficient cooling.
Affected components
- Gear shift module a
Common causes
- High likelihood: Sustained high actuator load
- Medium likelihood: Cooling air channel blocked by debris
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
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.