PARKING ASSIST MONITOR SYSTEM TERMINALS OF ECU


  1. TELEVISION CAMERA ASSEMBLY

    A017COVE02

    1. Disconnect the S1 camera connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      S1-3 (CGND) - Body ground W - Body ground Ground Always Below 1 V
      S1-4 (CB+) - S1-3 (CGND) B - W Power source Ignition switch on (IG), shift lever in reverse position Approx. 6 V

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

    3. Reconnect the S1 camera connector.

    4. Measure the waveform between each terminal of the connector.

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      S1-1 (CV-) - S1-2 (CV+) BR - R Display signal Ignition switch on (IG), shift lever in reverse position

      Pulse generation

      (See waveform 1)

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

    5. A017FAYE01

      Using an oscilloscope, check the waveform.

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

  2. TELEVISION CAMERA ECU

    A017DGME11

    1. Disconnect the N16 ECU connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N16-1 (+B) - N16-8 (GND1) V- W-B Power source Always 11 to 14 V
      N16-3 (IG) - N16-8 (GND1) L - W-B IG signal input Ignition switch on (IG) 11 to 14 V
      N16-4 (ACC) - N16-8 (GND1) Y - W-B Accessory (ON) Ignition switch off Below 1 V
      N16-4 (ACC) - N16-8 (GND1) Y - W-B Accessory (ON) Ignition switch on (ACC) 11 to 14 V
      N16-8 (GND1) - Body ground W-B - Body ground 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 N16 ECU connector.

    4. Measure the voltage and waveform between each terminal of the connector and body ground.

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N15-19 (CV-) - N16-8 (GND1) Shielded - W-B Television camera ground (Shielded) Always Below 1 V
      N15-20 (CV+) - N16-8 (GND1) R - W-B Television camera display signal input Ignition switch on (IG), shift lever in reverse position

      Pulse generation

      (see waveform 1)
      N15-28 (TX-) - N15-29 (TX+) G - P AVC-LAN communication signal Ignition switch on (ACC) 2 to 3 V
      N15-39 (CGND) - N16-8 (GND1) W - W-B Television camera ground Always Below 1 V
      N15-40 (CB+) - N16-8 (GND1) B - W-B Power source to television camera Ignition switch on (IG), shift lever in reverse position Approx. 6 V
      N15-6 (CANL) - Body ground W - Body ground CAN control bus Always Pulse generation
      N15-7 (CANH) - Body ground SB - Body ground CAN control bus Always Pulse generation
      N21-1 (GVO+) - N16-8 (GND1) - Digital image signal (Output) Navigation or television camera display is on Pulse generation
      N21-2 (GVO-) - N16-8 (GND1) - Digital image signal (Output) Navigation or television camera display is on Pulse generation
      N21-3 (GVG1) - Body ground - Ground Always Below 1 V
    5. A017FAYE01

      Using an oscilloscope, check the waveform.

      Waveform 1 (reference)
      Item Content
      Terminal No. (Symbols) N15-20 (CV+) - N15-19 (CV-)
      Tool 0.2 V/DIV., 0.2 μsec./DIV.
      Condition Ignition switch on (IG), shift lever in reverse position

  3. NAVIGATION RECEIVER ASSEMBLY Click here