Enter the diagnostic mode.

Enter the diagnostic mode.

Traffic information received by the radio receiver is transmitted to the navigation ECU via this circuit.

If an open or short occurs in this circuit, RDS-TMC information will not be updated or the RDS-TMC will not operate normally.

This circuit sends a microphone signal from the multi-display to the navigation ECU.

This circuit sends a microphone signal from the overhead J/B to the multi-display. It also supplies power from the multi-display to the overhead J/B.

This is the DVD display signal circuit from the radio receiver to the multi-display.

This is the display signal circuit from the television camera ECU to the multi-display.

This is the display signal circuit from the navigation ECU to the multi-display.

This is the display signal circuit from the navigation ECU to the television camera ECU.

This circuit is used when the voice guidance in the navigation system is on.