OBD-II code · Powertrain (generic)

P0928 Gear Shift Lock Solenoid/Actuator Control Circuit A/Open

The gear shift lock solenoid/actuator control circuit A reports a control circuit a/open condition. Selector lever interlock cannot be commanded reliably.

Is it safe to drive with P0928?

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

Common causes

  • Most likelyOpen in control wire
  • PossibleOpen solenoid coil

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
Medium
DIY friendly
Best left to a mechanic
Typical labour
0.5–3 h
Emissions test
Usually unaffected
Parts involved
Gear Shift Lock Solenoid A, Wiring Harness, Tcm

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