P0923
Gear Shift Forward Actuator Circuit High
P0923 is an OBD-II diagnostic trouble code meaning: Gear Shift Forward Actuator Circuit High. Common causes: open or short circuit in the actuator circuit, shift actuator malfunction. Estimated repair cost: $33–167.
Symptoms
- Inability to shift into certain gears
- The gearbox goes into emergency mode
- Check Engine light comes on
- Jerks when shifting gears
- Reduced vehicle dynamics
Causes
- Open or short circuit in the actuator circuit
- Shift actuator malfunction
- Problems with the wiring harness or connectors
- Transmission control module (TCM) malfunction
- Poor circuit grounding
How to Fix
- Check the integrity of the actuator circuit
- Inspect connectors and wiring harness for damage
- Check actuator resistance
- Check circuit power and grounding
- Replace actuator or TCM if necessary
Related codes
Error P0923 by Vehicle Brand
FAQ
What does the P0923 code mean?
P0923 is an OBD-II diagnostic trouble code that indicates: Gear Shift Forward Actuator Circuit High
What causes a P0923 error code?
The most common causes of P0923 include: Open or short circuit in the actuator circuit; Shift actuator malfunction; Problems with the wiring harness or connectors; Transmission control module (TCM) malfunction.
How do I fix a P0923 diagnostic trouble code?
To fix P0923: Check the integrity of the actuator circuit. Inspect connectors and wiring harness for damage. Check actuator resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0923?
Limited driving only, diagnose soon
How much does it cost to fix P0923?
The estimated repair cost for P0923 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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