OBD Guide

P0928

Gear Shift Lock Solenoid/Actuator Control Circuit A/Open

P0928 is an OBD-II diagnostic trouble code meaning: Gear Shift Lock Solenoid/Actuator Control Circuit A/Open. Common causes: broken wiring in the solenoid control circuit, poor electrical connection or corroded connectors. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Inability to change gears without pressing the brake pedal
  • Gear selector locked in Park position
  • Check Engine light comes on
  • Error message on the dashboard
  • Clicking sound from gear selector area

Causes

  • Broken wiring in the solenoid control circuit
  • Poor electrical connection or corroded connectors
  • Faulty shift lock solenoid
  • Problems with the shift lock relay
  • Transmission control module (TCM) malfunction

How to Fix

  1. Visual inspection of wiring and connectors for damage and corrosion
  2. Checking the resistance of the shift lock solenoid
  3. Checking the voltage and continuity of the control circuit
  4. Replacing a faulty shift lock solenoid
  5. Programming or replacing the transmission control unit if necessary

Related codes

Error P0928 by Vehicle Brand

FAQ

What does the P0928 code mean?

P0928 is an OBD-II diagnostic trouble code that indicates: Gear Shift Lock Solenoid/Actuator Control Circuit A/Open

What causes a P0928 error code?

The most common causes of P0928 include: Broken wiring in the solenoid control circuit; Poor electrical connection or corroded connectors; Faulty shift lock solenoid; Problems with the shift lock relay.

How do I fix a P0928 diagnostic trouble code?

To fix P0928: Visual inspection of wiring and connectors for damage and corrosion. Checking the resistance of the shift lock solenoid. Checking the voltage and continuity of the control circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0928?

Yes, but get it checked soon

How much does it cost to fix P0928?

The estimated repair cost for P0928 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat