Shift Fork B Position Circuit Range/Performance
Shift fork B position sensor reports a value outside the calibrated travel window. Mechanical alignment off or sensor drift.
Affected components
- Shift fork b
- Shift fork position sensor b
- Wiring harness
Common causes
- High likelihood: Sensor zero point drifted
- Medium likelihood: Fork shaft worn
- Low likelihood: Sensor element aged beyond calibration window
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.