Inspection Procedure

HINT:

After the inspection is completed, clear the DTCs (See DTC CHECK/CLEAR  ).

1. CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER - TELEVISION CAMERA) 
   1. Disconnect the I7 navigation receiver assembly connector.
   2. Disconnect the V17 television camera assembly connector.
   3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance 

      STANDARD RESISTANCE
      
      

      Tester Connection	Condition	Specified Condition
      V17-4 (CB+) - l7-24 (CA+)	Always	Below 1 Ω
      V17-3 (CGND) - I7-21 (CGND)
      V17-2 (CV+) - I7-22(V+)
      V17-1 (CV-) - I7-23 (V-)
      V17-4 (CB+) - Body ground	Always	10 kΩ or higher
      V17-3 (CGND) - Body ground
      V17-2 (CV+) - Body ground
      V17-1 (CV-) - Body ground

      Fig 1: Identifying I7 Navigation Receiver Assembly And V17 Television Camera Assembly Connector Terminals

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   4. Reconnect the navigation receiver assembly connector.
   5. Reconnect the television camera assembly connector.

   NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

   OK: Go to Next Step 

2. INSPECT NAVIGATION RECEIVER ASSEMBLY (CA+ VOLTAGE) 
   1. Measure the voltage according to the value(s) in the table below.

      Standard Voltage 

      STANDARD VOLTAGE
      
      

      Tester Connection	Switch Condition	Specified Condition
      I7-24 (CA+) - I7-21 (CGND)	Ignition switch ON, shift lever in R	5.5 to 7.05 V

   NG: REPLACE NAVIGATION RECEIVER ASSEMBLY  (See REMOVAL  )

   Fig 2: Identifying I7 Navigation Receiver Assembly Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   OK: REPLACE TELEVISION CAMERA ASSEMBLY  (See REMOVAL )