REAR VIEW MONITOR SYSTEM Image from Camera for Rear View Monitor is Abnormal

DESCRIPTION


WIRING DIAGRAM

A01HNKKE01

INSPECTION PROCEDURE

PROCEDURE


  1. CONFIRM MODEL


    1. Choose the model to be inspected.

      Result
      Result Proceed to
      for Navigation Receiver Type A
      for Radio and Display Type B

    B
    A
  2. CHECK HARNESS AND CONNECTOR (NAVIGATION ECU SUB-ASSEMBLY - REAR TELEVISION CAMERA ASSEMBLY)


    1. Disconnect the I66 connector from the navigation ECU sub-assembly.

    2. Disconnect the T6 connector from the rear television camera assembly.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I66-7 (CA+) - T6-6 (CB+) Always Below 1 Ω
      I66-8 (V+) - T6-3 (CV+) Always Below 1 Ω
      I66-15 (CGND) - T6-5 (CGND) Always Below 1 Ω
      I66-16 (V-) - T6-2 (CV-) Always Below 1 Ω
      I66-7 (CA+) - Body ground Always 10 kΩ or higher
      I66-8 (V+) - Body ground Always 10 kΩ or higher
      I66-15 (CGND) - Body ground Always 10 kΩ or higher
      I66-16 (V-) - Body ground Always 10 kΩ or higher

    NG
    OK
  3. CHECK NAVIGATION ECU SUB-ASSEMBLY


    1. A01HPUFE03
      Text in Illustration
      *a

      Component with harness connected

      (Navigation ECU Sub-assembly)

      Reconnect the I66 connector to the navigation ECU sub-assembly.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I66-15 (CGND) - Body ground Always Below 1 Ω
      I66-16 (V-) - Body ground Always Below 1 Ω
    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      I66-7 (CA+) - I66-15 (CGND)

      Ignition switch ON

      Shift lever in R

      5.5 to 7.05 V

    NG
    OK
  4. CHECK REAR TELEVISION CAMERA ASSEMBLY


    1. Reconnect the T6 connector to the rear television camera assembly.

    2. A01HOLVE01
      Text in Illustration
      *a

      Component with harness connected

      (Navigation ECU Sub-assembly)

      *b Waveform 1 (camera lens not covered, displaying an image)
      *c Waveform 2 (camera lens covered, blacking out the screen)
      *d Synchronization Signal
      *e Video Waveform

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

      Tech Tips

      A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the navigation ECU sub-assembly with the connector connected.

      OK
      Waveform is similar to that shown in the illustration.
      Item Content
      Terminal No. (Symbol) I66-8 (V+) - I64-7 (GND1)
      Tool Setting 200 mV/DIV., 50 μs./DIV.
      Condition Ignition switch ON, shift lever in R

      Tech Tips

      The video waveform changes according to the image sent by the rear television camera assembly.


    NG
    OK
  5. CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - REAR TELEVISION CAMERA ASSEMBLY)


    1. Disconnect the I154 connector from the radio and display receiver assembly.

    2. Disconnect the T6 connector from the rear television camera assembly.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I154-7 (CA+) - T6-6 (CB+) Always Below 1 Ω
      I154-8 (V+) - T6-3 (CV+) Always Below 1 Ω
      I154-15 (CGND) - T6-5 (CGND) Always Below 1 Ω
      I154-16 (V-) - T6-2 (CV-) Always Below 1 Ω
      I154-7 (CA+) - Body ground Always 10 kΩ or higher
      I154-8 (V+) - Body ground Always 10 kΩ or higher
      I154-15 (CGND) - Body ground Always 10 kΩ or higher
      I154-16 (V-) - Body ground Always 10 kΩ or higher

    NG
    OK
  6. CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY


    1. A01HPUFE12
      Text in Illustration
      *a

      Component with harness connected

      (Radio and Display Receiver Assembly)

      Reconnect the I154 connector to the radio and display receiver assembly.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I154-15 (CGND) - Body ground Always Below 1 Ω
      I154-16 (V-) - Body ground Always Below 1 Ω
    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      I154-7 (CA+) - I154-15 (CGND) Within 60 seconds of turning the ignition switch to ACC 5.5 to 7.05 V

    NG
    OK
  7. CHECK REAR TELEVISION CAMERA ASSEMBLY


    1. for 10 speakers


      1. Reconnect the T6 connector to the rear television camera assembly.

      2. A01HR0HE01
        Text in Illustration
        *a

        Component with harness connected

        (Radio and Display Receiver Assembly)

        *b Waveform 1 (camera lens not covered, displaying an image)
        *c Waveform 2 (camera lens covered, blacking out the screen)
        *d Synchronization Signal
        *e Video Waveform

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

        Tech Tips

        A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the radio and display receiver assembly with the connector connected.

        OK
        Waveform is similar to that shown in the illustration.
        Item Content
        Terminal No. (Symbol) I154-8 (V+) - I134-20 (GND1)
        Tool Setting 200 mV/DIV., 50 μs/DIV.
        Condition Ignition switch ON, shift lever in R
    2. for 6 speakers


      1. Reconnect the T6 connector to the rear television camera assembly.

      2. A01HOLVE09
        Text in Illustration
        *a

        Component with harness connected

        (Radio and Display Receiver Assembly)

        *b Waveform 1 (camera lens not covered, displaying an image)
        *c Waveform 2 (camera lens covered, blacking out the screen)
        *d Synchronization Signal
        *e Video Waveform

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

        OK
        Waveform is similar to that shown in the illustration.
        Item Content
        Terminal No. (Symbol) I154-8 (V+) - I152-7 (GND1)
        Tool Setting 200 mV/DIV., 50 μs/DIV.
        Condition Ignition switch ON, shift lever in R

        Tech Tips

        The video waveform changes according to the image sent by the rear television camera assembly.


    NG
    OK