P1817
Actuator Motor
Severity
🔴 HighCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)
Symptoms
- The car goes into emergency gearbox mode
- Difficulty shifting gears
- Dips when switching
- Check Engine light comes on
- Reduced acceleration dynamics
Causes
- Actuator motor malfunction
- Open or short circuit in control circuit
- Problems with connectors or wiring harness
- Mechanical damage to the switching system
- Low transmission fluid level
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose the electrical circuit of the actuator motor
- Check connectors and wiring harness for damage
- Test the actuator motor
- If necessary, replace the actuator motor