OBD-II code · Powertrain (generic, extended)

P28D6 Clutch B Motor Driver Current/Temperature Too High

The output driver for the clutch B BLDC motor reports current or junction temperature above its protection threshold. Sustained high load or short-circuit fault.

Is it safe to drive with P28D6?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelyMotor stalled - high stall current
  • PossibleShort between motor phases

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
Hard
DIY friendly
Best left to a mechanic
Typical labour
3–10 h
Emissions test
Usually unaffected
Parts involved
Clutch Motor B, Wiring Harness, Tcm

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