OBD-II code · Powertrain (generic, extended)
P25EB Supercharger Disconnect Clutch Circuit Range/Performance
The supercharger clutch control current does not match the commanded value within tolerance. Either coil resistance has drifted or the driver feedback is implausible.
Is it safe to drive with P25EB?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- PossibleCoil resistance increased due to thermal damage
- PossibleHigh-resistance contact in the clutch connector
- 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
- 1–5 h
- Emissions test
- Usually unaffected
- Parts involved
- Supercharger Clutch, Clutch Solenoid, Wiring Harness
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.