OBD-II code · Powertrain (generic)

P08D7 Shift Solenoid K Stuck On

Shift solenoid K stays activated when commanded off. Gear element remains engaged.

Is it safe to drive with P08D7?

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

Common causes

  • Most likelySolenoid spool stuck open
  • PossibleTCM output driver stuck on
  • Less likelyCarbon or debris buildup preventing free movement

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
2–8 h
Emissions test
Usually unaffected
Parts involved
Shift Solenoid K, Valve Body

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