LUGGAGE COMPARTMENT DOOR OPENER SYSTEM TERMINALS OF ECU


  1. CHECK MAIN BODY ECU RH (COWL SIDE JUNCTION BLOCK RH)


    1. Disconnect the RD and RK junction block connectors.

    2. Disconnect the J75 ECU connector.

      A0162D6E04

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      RK-5 (BECU) - Body ground G-R - Body ground Battery (power supply) Always 11 to 14 V
      RD-17 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω
      RD-7 (GND2) - Body ground W-B - Body ground Ground Always Below 1 Ω

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

    4. Reconnect the RD and RK junction block connectors.

    5. Reconnect the J75 ECU connector.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J75-2 (TSW) - Body ground LG - Body ground Luggage compartment door opener main switch signal input Luggage compartment door opener main switch OFF 11 to 14 V
      J75-2 (TSW) - Body ground LG - Body ground Luggage compartment door opener main switch signal input Luggage compartment door opener main switch ON Below 1 V
      J75-3 (TKUL) - Body ground P - Body ground Luggage compartment door opener inner switch signal input Luggage compartment door opener inner switch OFF 11 to 14 V
      J75-3 (TKUL) - Body ground P - Body ground Luggage compartment door opener inner switch signal input Luggage compartment door opener inner switch ON Below 1 V

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