Diagnosis Procedure

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".

1. SATELLITE RADIO ANTENNA INSPECTION 

   Visually inspect the satellite radio antenna and antenna feeder. Refer to "LOCATION OF ANTENNAS ".

   Is inspection result normal? 

   YES: GO TO 2.

   NO: Replace malfunctioning parts.

2. CHECK AV CONTROL UNIT VOLTAGE 
   1. Disconnect AV control unit connector M133.
   2. Turn ignition switch ON.
   3. Check voltage between AV control unit connector M133 and ground.

      AV control unit		Ground	Voltage
      Connector	Terminal
      M133	166	-	5.0 V

      Is inspection result normal? 

      YES: Inspection End.

      NO: Replace AV control unit. Refer to "REMOVAL AND INSTALLATION - AV CONTROL UNIT ".