OBD-II code · Powertrain (generic)
P0925 Gear Shift Reverse Actuator Circuit/Open
Open circuit at the reverse shift actuator on automated manual transmissions.
Is it safe to drive with P0925?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyActuator open winding
- PossibleWiring break
- Less likelyPin pushed back out of connector body
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
- Shop_only
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–8 h
- Emissions test
- Usually unaffected
- Parts involved
- Shift Actuator Reverse, Wiring Harness
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.