P0927
Gear Shift Reverse Actuator Circuit High
P0927 is an OBD-II diagnostic trouble code meaning: Gear Shift Reverse Actuator Circuit High. Common causes: short circuit in actuator circuit, broken or damaged wiring harness. Estimated repair cost: $17–89.
Symptoms
- Reverse gear does not engage
- Gear indicator flashing on the dashboard
- The gearbox goes into emergency mode
- Clicking or knocking noises from the gearbox area when trying to engage reverse
- Check Engine light comes on
Causes
- Short circuit in actuator circuit
- Broken or damaged wiring harness
- Reverse solenoid valve malfunction
- Transmission control module (TCM) problems
- Corrosion of contacts in connectors
How to Fix
- Check the integrity of the wiring harness to the actuator
- Measure the resistance of the actuator circuit
- Check the voltage at the actuator connectors
- Replace faulty solenoid valve
- Scan the TCM for errors
Related codes
Error P0927 by Vehicle Brand
FAQ
What does the P0927 code mean?
P0927 is an OBD-II diagnostic trouble code that indicates: Gear Shift Reverse Actuator Circuit High
What causes a P0927 error code?
The most common causes of P0927 include: Short circuit in actuator circuit; Broken or damaged wiring harness; Reverse solenoid valve malfunction; Transmission control module (TCM) problems.
How do I fix a P0927 diagnostic trouble code?
To fix P0927: Check the integrity of the wiring harness to the actuator. Measure the resistance of the actuator circuit. Check the voltage at the actuator connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0927?
Do not drive — repair immediately
How much does it cost to fix P0927?
The estimated repair cost for P0927 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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