OBD-II code · Powertrain (generic, extended)

P2708 Shift Solenoid F Stuck On

Shift solenoid F stays in the activated state when commanded off. Affected gear stays applied so the transmission cannot shift correctly.

Is it safe to drive with P2708?

Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.

Common causes

  • Most likelySolenoid spool stuck in open position
  • 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 F, Valve Body

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