Shift Fork C Position Circuit High
Voltage on shift fork C position sensor signal line is above the expected window. Wire shorted to B+ or sensor open.
Affected components
- Shift fork c
- Shift fork position sensor c
- Wiring harness
Common causes
- High likelihood: Signal wire shorted to B+
- Medium likelihood: Open position sensor
- 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
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.