SIDE MONITOR SYSTEM TERMINALS OF ECU


  1. PARKING ASSIST ECU

    A01NNAPE19

    1. Disconnect the F110 and F111 parking assist ECU connectors.

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

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      F110-1 (+B) - F110-4 (GND1) R - W-B Power source signal Power switch off 11 to 14 V
      F110-4 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω
      F110-8 (IG) - F110-4 (GND1) W - W-B IG Power source signal Power switch on (IG) 11 to 14 V
      F110-9 (ACC) - F110-4 (GND1) GR - W-B ACC Power source signal Power switch off (ACC) 11 to 14 V
      F111-7 (BLSW) - F110-4 (GND1) BR - W-B Side monitor main switch power source signal Power switch on (IG), side monitor main switch on 11 to 14 V

    3. Reconnect the F110 and F111 parking assist ECU connectors.

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

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      F111-39 (CANL) - F110-4 (GND1) L - W-B CAN communication signal CAN communication circuit Pulse generation
      F111-40 (CANH) - F110-4 (GND1) Y - W-B CAN communication signal CAN communication circuit Pulse generation
      F110-10 (TX-) L AVC-LAN communication signal - -
      F110-11 (TX+) P AVC-LAN communication signal - -
      F111-34 (SCV-) - F111-33 (SGND) W - Shielded Side television camera ground Always Below 1 V
      F111-10 (SCV+) - F111-33 (SGND) R - Shielded Side television camera display signal input Power switch on (IG), side monitor main switch on

      Pulse generation

      (See waveform 1)
      F111-33 (SGND) - F110-4 (GND1) Shielded - W-B Side television camera ground (shield) Always Below 1 V
      F111-32 (SCB+) - F111-33 (SGND) B - Shielded Power source to side television camera Power switch on (IG), side monitor main switch on 5.5 to 7.05 V
    5. A01NMBKE22
      Text in Illustration
      *1 Waveform A (under normal conditions)
      *2 Waveform B (camera lens is covered, blacking out the screen)
      *3 Synchronized Signal
      *4 Video Waveform

      Reference (Oscilloscope waveform):

      Tech Tips

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


      1. Waveform 1

        Item Content
        Terminal No. (Symbol) F111-10 (SCV+) - F111-33 (SGND)
        Tool Setting 200 mV/DIV., 50 μsec./DIV.
        Condition

        • Waveform A: Power switch on (IG), side monitor main switch on and camera lens is not covered, displaying an image

        • Waveform B: Power switch on (IG), side monitor main switch on and camera lens is not covered, displaying an image.

  2. SIDE TELEVISION CAMERA ASSEMBLY


    1. Disconnect the side television camera assembly connector.

      A01NN3T

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

      Terminal No. (Symbol) Terminal Description Condition Specified Condition
      4 - Body ground Ground Always Below 1 V
      1 - 4 Power source Power switch on (IG), side monitor main switch on 5.5 to 7.05 V

    3. Reconnect the side television camera assembly connector.

      Tech Tips

      A waterproof connector is used for the front television camera assembly. Therefore, inspect the waveform at the parking assist ECU with the connector connected.

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

      Terminal No. (Symbol) Terminal Description Condition Specified Condition
      3 - 4 Display signal Power switch on (IG), side monitor main switch on

      Pulse generation

      (See waveform 1)
      4 - 6 Side television camera ground Always Below 1 V
    5. A01NMBKE22
      Text in Illustration
      *1 Waveform A (under normal conditions)
      *2 Waveform B (camera lens is covered, blacking out the screen)
      *3 Synchronized Signal
      *4 Video Waveform

      Reference (Oscilloscope waveform):

      Tech Tips

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


      1. Waveform 1

        Item Content
        Terminal No. (Symbol) 3 - 4
        Tool Setting 200 mV/DIV., 50 μsec./DIV.
        Condition

        • Waveform A: Power switch on (IG), side monitor main switch on and camera lens is not covered, displaying an image.

        • Waveform B: Power switch on (IG), side monitor main switch on and camera lens is covered, blacking out the screen.

  3. MULTI-MEDIA MODULE RECEIVER ASSEMBLY Click here

  4. MULTI-DISPLAY ASSEMBLY Click here