Fault Code 8400

8400 - TV tuner

TV tuner temperature

NOTE: The TV tuner has its own protection mechanism If the temperature inside the vehicle is too high, the TV tuner switches off automatically As a result, the TV function in the PSM2 cannot be used again until the temperature drops

Diagnostic conditions
- Ignition on
- PCM2 on

Possible cause of fault
- Exterior and interior temperature very high
- Operation of heater

Diagnosis/troubleshooting