OBD-II code · Powertrain (generic, extended)

P2DF3 Engine Disconnect Clutch Actuator Position Not Learned

The hybrid control module has not learned the end-stop calibration for the engine disconnect clutch actuator.

Is it safe to drive with P2DF3?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyAdaptation lost after battery disconnect
  • PossibleActuator replaced without learn procedure

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
Easy
DIY friendly
Best left to a mechanic
Typical labour
0.3–1.5 h
Emissions test
Usually unaffected
After the fix
A drive cycle is needed before the light stays off
Parts involved
Engine Disconnect Clutch Actuator, Hybrid Control Module

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.