REAR VIEW MONITOR SYSTEM(w/o Side Monitor System) Image from Camera for Rear View Monitor is Abnormal

DESCRIPTION

WIRING DIAGRAM

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - REAR TELEVISION CAMERA)

   1. Disconnect the H26 accessory meter assembly connector.

   2. Disconnect the X1 rear television camera assembly connector.

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

      Standard Resistance

      Tester Connection	Condition	Specified Condition
      H26-14 (V+) - X1-2 (CV+)	Always	Below 1 Ω
      H26-10 (CA+) - X1-4 (CB+)	Always	Below 1 Ω
      H26-15 (V-) - X1-1 (CV-)	Always	Below 1 Ω
      H26-8 (CGND) - X1-3 (CGND)	Always	Below 1 Ω
      H26-14 (V+) - Body ground	Always	10 kΩ or higher
      H26-10 (CA+) - Body ground	Always	10 kΩ or higher
      H26-15 (V-) - Body ground	Always	10 kΩ or higher
      H26-8 (CGND) - Body ground	Always	10 kΩ or higher

      Result

      Result
      OK
      NG

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

2. CHECK ACCESSORY METER ASSEMBLY

   1. 

      *a	Component without harness connected (Accessory Meter Assembly)

      Disconnect the H26 accessory meter assembly connector.

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

      Standard Resistance

      Tester Connection	Condition	Specified Condition
      H26-15 (V-) - Body ground	Always	Below 1 Ω
      H26-8 (CGND) - Body ground	Always	Below 1 Ω

      Result

      Result
      OK
      NG

   NG

   REPLACE ACCESSORY METER ASSEMBLY

   Click hereClick here

   OK

3. CHECK ACCESSORY METER ASSEMBLY

   1. 

      *a	Front view of wire harness connector (to Rear Television Camera Assembly)

      Disconnect the X1 rear television camera assembly connector.

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

      Standard Voltage

      Tester Connection	Condition	Specified Condition
      X1-4 (CB+) - X1-3 (CGND)	Engine switch on (IG), shift lever in R	5.5 to 7.05 V

      Result

      Result
      OK
      NG

   NG

   REPLACE ACCESSORY METER ASSEMBLY

   Click hereClick here

   OK

4. CHECK REAR TELEVISION CAMERA ASSEMBLY

   1. Using an oscilloscope, check the waveform.

      

      *a

      Component with harness connected (Accessory Meter Assembly)

      -

      -

      Table 1. Measurement Condition

      Item	Content
      Tester Connection	H26-14 (V+) - H26-15 (V-)
      Tool Setting	0.2 V/DIV., 50 μs/DIV.
      Condition	Engine switch on (IG), shift lever in R*1 Engine switch on (IG), shift lever in R, screen blacked out by covering camera lens*2

      OK

      Waveform is as shown in illustration.

      Result

      Result
      OK
      NG

   OK

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

   Click hereClick here

   NG

   REPLACE REAR TELEVISION CAMERA ASSEMBLY

   Click here