| Control unit ==> Front Display |
Malfunction is detected in serial communication circuits between AV control unit and display unit. |
Serial communication circuits between AV control unit and display unit. |
| Control unit ==> SAT |
When either one of the following items is detected:
- satellite radio tuner power supply and ground circuit malfunction is detected.
- malfunction is detected in communication circuits between AV control unit and satellite radio tuner.
- malfunction is detected in request signal circuit between AV control unit and satellite radio tuner.
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- Satellite radio tuner power supply and ground circuit.
- Communication circuit between AV control unit and satellite radio tuner.
- Request signal circuit between AV control unit and satellite radio tuner.
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| Control unit ==> BTHF |
When either one of the following items is detected:
- TEL adapter unit power supply and ground circuits are malfunctioning.
- AV communication circuits between multifunction switch and TEL adapter unit are malfunctioning.
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- TEL adapter unit power supply and ground circuits.
- AV communication circuits between multifunction switch and TEL adapter unit.
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