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 STEP 2  .

   NO 

   Repair or replace harness or connectors.

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	169	-	5.0 V

   Is inspection result normal?

   YES 

   Inspection End.

   NO 

   Replace AV control unit. Refer to REMOVAL AND INSTALLATION .