P288B
Park Lock/Pawl Actuator Circuit Performance
P288B is an OBD-II diagnostic trouble code meaning: Park Lock/Pawl Actuator Circuit Performance. Common causes: open or short circuit in the actuator circuit, parking lock relay malfunction. Estimated repair cost: $28–167.
Symptoms
- The car does not exit the parking mode (P)
- Transmission indicator flashes
- A transmission fault warning appears on the dashboard
- Clicking noise when trying to change gears
- The car may roll in the parking lot
Causes
- Open or short circuit in the actuator circuit
- Parking lock relay malfunction
- Locking mechanism jammed
- Transmission Control Module (TCM) Problems
- Wear or damage to the actuator itself
How to Fix
- Check fuses and relays associated with the system
- Diagnose the actuator circuit for opens and short circuits
- Check the mechanical part of the lock for jamming
- Replace a faulty parking lock actuator
- If necessary, reflash or replace the TCM module
Related codes
Error P288B by Vehicle Brand
FAQ
What does the P288B code mean?
P288B is an OBD-II diagnostic trouble code that indicates: Park Lock/Pawl Actuator Circuit Performance
What causes a P288B error code?
The most common causes of P288B include: Open or short circuit in the actuator circuit; Parking lock relay malfunction; Locking mechanism jammed; Transmission Control Module (TCM) Problems.
How do I fix a P288B diagnostic trouble code?
To fix P288B: Check fuses and relays associated with the system. Diagnose the actuator circuit for opens and short circuits. Check the mechanical part of the lock for jamming. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P288B?
Do not drive — repair immediately
How much does it cost to fix P288B?
The estimated repair cost for P288B is $28–167. Actual cost depends on your vehicle, location, and labor rates.
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