OBD-II code · Powertrain (generic, extended)
P2C4B Clutch Actuator Position Sensor Circuit Range/Performance
The clutch actuator position sensor reports a circuit range/performance condition. Clutch engagement state cannot be measured reliably.
Is it safe to drive with P2C4B?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor offset drifted
- PossibleLinkage between sensor and actuator worn
- Less likelySensor element aged beyond calibration window
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
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Usually unaffected
- Parts involved
- Clutch Actuator Position Sensor, Wiring Harness, Tcm
Related codes
- P2C48Coolant Pump C Control Circuit Performance/Stuck Off
- P2C49Coolant Pump D Control Circuit Performance/Stuck Off
- P2C4AClutch Actuator Position Sensor Circuit
- P2C4CClutch Actuator Position Sensor Circuit Low
- P2C4DClutch Actuator Position Sensor Circuit High
- P2C4EClutch Actuator Position Sensor Circuit Intermittent/Erratic
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.