Transmission Range Select Motor Control Circuit
A general fault in the transmission range select motor control circuit. The motor that physically moves the gear range selector (P-R-N-D) does not respond correctly.
Affected components
- Range select motor
- Control module
- Wiring harness
Common causes
- High likelihood: Motor winding open or shorted
- Medium likelihood: Open or shorted control wire
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.