REAR VIEW MONITOR SYSTEM TERMINALS OF ECU


  1. REAR TELEVISION CAMERA ASSEMBLY


    1. Disconnect the Y14 connector from the rear television camera assembly.

      A01NDACE06

    2. Measure the voltage of each terminal of the wire harness side connector.

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      Y14-4 (CB+) - Body ground B - Body ground Power source

      Power switch on (IG)

      Shift lever in R

      		 5.8 to 7.0 V

      If the result is not as specified, there may be a malfunction on the wire harness side.

    3. Reconnect the Y14 connector to the rear television camera assembly.

    4. Check for pulses between each terminal of the connector.

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      Y14-2 (CV+) - Y14-1 (CV-) R - W Display signal

      Power switch on (IG)

      Shift lever in R

      Under normal conditions

      Pulse generation

      (See waveform 1)

      Power switch on (IG)

      Shift lever in R

      Camera lens covered, blacking out screen

      Pulse generation

      (See waveform 2)

      Tech Tips

      A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the inner rear view mirror assembly with the connector connected.

      If the result is not as specified, the camera may have a malfunction.

    5. A01NFQZE01
      Text in Illustration
      *1 Waveform 1 (under normal conditions)
      *2 Waveform 2 (camera lens is covered, blacking out the screen)
      *3 Synchronized Signal
      *4 Video Waveform

      Reference (Oscilloscope waveform):

      Tech Tips

      A waterproof connector is used for the television camera assembly. Therefore, inspect the waveform at the inner rear view mirror assembly with the connector connected.


      1. Waveform 1 (under normal conditions)

        Item Content
        Terminal No. (Symbol) Y14-2 (CV+) - Y14-1 (CV-)
        Tool Setting 200 mV/DIV., 50 μsec./DIV.
        Condition Power switch on (IG), shift lever in R

        Tech Tips

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

      2. Waveform 2 (camera lens is covered, blacking out the screen)

        Item Content
        Terminal No. (Symbol) Y14-2 (CV+) - Y14-1 (CV-)
        Tool Setting 200 mV/DIV., 50 μsec./DIV.
        Condition Power switch on (IG), shift lever in R

        Tech Tips

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

  2. INNER REAR VIEW MIRROR ASSEMBLY


    1. Disconnect the T5 connector from the inner rear view mirror assembly.

      A01NG3AE01

    2. Measure the voltage of each terminal of the wire harness side connector.

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      T5-1 (IG) - Body ground B - Body ground Ignition switch signal Power switch off Below 1 V
      Power switch on (IG) 11 to 14 V
      T5-2 (E) - Body ground W - Body ground Ground Always Below 1 V
      T5-3 (REV) - T5-2 (E) G - W Reverse signal

      Power switch on (IG)

      Shift lever in any position except R

      		 Below 1 V

      Power switch on (IG)

      Shift lever in R

      		 11 to 14 V
      T5-13 (CGND) - T5-2 (E) Shielded - W Rear television camera ground (shielded) Always Below 1 V
      T5-14 (CB+) - T5-2 (E) B - W Power source to television camera

      Power switch on (IG)

      Shift lever in R

      		 5.8 to 7.0 V
      T5-6 (CV-) - T5-2 (E) W - W Rear television camera ground Always Below 1 V

      If the result is not as specified, there may be a malfunction on the wire harness side.

    3. Reconnect the T5 connector to the inner rear view mirror assembly.

    4. Check for pulses between each terminal of the connector.

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      T5-7 (CV+) - T5-2 (E) R - W Display signal

      Power switch on (IG)

      Shift lever in R

      Under normal conditions

      Pulse generation

      (See waveform 1)

      Power switch on (IG)

      Shift lever in R

      Camera lens covered, blacking out screen

      Pulse generation

      (See waveform 2)

      Tech Tips

      A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the inner rear view mirror assembly with the connector connected.

      If the result is not as specified, the camera may have a malfunction.

    5. A01NFQZE01
      Text in Illustration
      *1 Waveform 1 (under normal conditions)
      *2 Waveform 2 (camera lens is covered, blacking out the screen)
      *3 Synchronized Signal
      *4 Video Waveform

      Reference (Oscilloscope waveform):

      Tech Tips

      A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the inner rear view mirror assembly with the connector connected.


      1. Waveform 1 (under normal conditions)

        Item Content
        Terminal No. (Symbol) T5-7 (CV+) - T5-2 (E)
        Tool Setting 200 mV/DIV., 50 μsec./DIV.
        Condition Power switch on (IG), shift lever in R

        Tech Tips

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

      2. Waveform 2 (camera lens is covered, blacking out the screen)

        Item Content
        Terminal No. (Symbol) T5-7 (CV+) - T5-2 (E)
        Tool Setting 200 mV/DIV., 50 μsec./DIV.
        Condition Power switch on (IG), shift lever in R

        Tech Tips

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