REAR VIEW MONITOR SYSTEM (w/o Navigation System) Display Signal Circuit between Clock Assembly and Television Camera Assembly

DESCRIPTION

This is the display signal circuit of the television camera assembly.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (CLOCK ASSEMBLY - TELEVISION CAMERA ASSEMBLY)

   
   

   1. 

      Disconnect clock assembly connector E9.

   2. 

      Disconnect television camera assembly connector S1.

   3. Measure the resistance according to the value(s) in the table below.

      Standard resistance

      Tester Connection Condition Specified Condition S1-2 (CV+) - E9-14 (V+) Always Below 1 Ω S1-3 (CGND) - E9-4 (CGND) Always Below 1 Ω S1-4 (CB+) - E9-12 (CA+) Always Below 1 Ω S1-1 (CV-) - E9-15 (V-) Always Below 1 Ω S1-2 (CV+) - Body ground Always 10 kΩ or higher S1-3 (CGND) - Body ground Always 10 kΩ or higher S1-4 (CB+) - Body ground Always 10 kΩ or higher S1-1 (CV-) - Body ground Always 10 kΩ or higher

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

2. INSPECT CLOCK ASSEMBLY

   
   

   1. 

      Reconnect clock assembly connector E9.

   2. Measure the voltage according to the value(s) in the table below.

      Standard voltage
      Tester Connection Condition Specified Condition E9-12 (CA+) - E9-4 (CGND) Ignition switch on (IG) Shift lever R position Approx. 6 V

   
   

   NG

   REPLACE CLOCK ASSEMBLY Click here

   OK

3. INSPECT TELEVISION CAMERA ASSEMBLY

   
   

   1. Reconnect clock assembly connector E9 and television camera assembly connector S1.

      

   2. Check the waveform of the television camera assembly using an oscilloscope.

      OK
      Pulses as shown in the illustration.

      Item	Content
      Terminal No. (Symbols)	S1-2 (CV+) - S1-1 (CV-)
      Tool	0.2 V/DIV., 0.2 μsec./DIV.
      Condition	Ignition switch on (IG), Shift lever R position

   
   

   NG

   REPLACE TELEVISION CAMERA ASSEMBLY Click here

   OK

   PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE Click here