OBD-II code · Powertrain (generic, extended)

P28E5 Shift Motor Performance

The shift motor does not move the gear actuator within the calibrated time window. Mechanical resistance, weakened motor, or supply voltage low.

Is it safe to drive with P28E5?

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

Common causes

  • Most likelyIncreased friction in gear actuator mechanism
  • PossibleMotor torque degraded with age

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 Motor, Shift Motor Position Sensor, Tcm

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