Defect Codes 54, 55

Defect Codes 54, 55:

*D* Defect code memory::

54 Front driver's side power window defective
55 Front passenger's side power window defective

Explanation: No pulses are applied from power window position sensor at the corresponding door module.

Note: The position sensor is located on the power window motor.

Possible causes:

- Wires
- Position sensor
- Power window motor
- Supply line

Troubleshooting: As displayed on screen