DTC B125E-4A: Left Rear Display - Incorrect component installed: Action
NOTE:
This DTC is set when the rear seat entertainment control module has not read a valid serial number from the left rear seat entertainment screen within 25 seconds
- Refer to the appropriate system wiring diagrams and check the rear seat entertainment left screen power and ground circuits for open circuit, high resistance
- Refer to the appropriate system wiring diagrams and check the rear seat entertainment CAN bus circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Check that the rear seat entertainment left screen has not been substituted