SEAT BELT WARNING SYSTEM TERMINALS OF ECU


  1. CHECK COMBINATION METER ASSEMBLY

    A01WS0ME02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    E120-21 (B) - Body ground V - Body ground Combination meter +B line Always 11 to 14 V
    E120-22 (IG+) - Body ground BE - Body ground Combination meter IG line Engine switch on (IG) 11 to 14 V
    E120-20 (ET) - Body ground BR - Body ground Ground Always Below 1 Ω
    E120-11 (WRNP) - Body ground LG - Body ground Front passenger seat belt signal The front passenger side seat belt warning light on the multi-media module receiver assembly on Below 1 V
    The front passenger side seat belt warning light on the multi-media module receiver assembly off 11 to 14 V

  2. CHECK MULTI-MEDIA MODULE RECEIVER ASSEMBLY

    A01WWDTE02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    F76-12 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω
    F76-17 (+B1) - Body ground V - Body ground Display navigation module display +B line Always 11 to 14 V
    F76-16 (ACC1) - Body ground BE - Body ground Display navigation module display ACC line Engine switch on (ACC) 11 to 14 V
    F76-15 (IG) - Body ground B - Body ground Display navigation module display IG line Engine switch on (IG) 11 to 14 V
    F76-38 (PBEW) - Body ground LG - Body ground Front passenger seat belt warning signal The front passenger side seat belt warning light on the multi-media module receiver assembly on Below 1 V
    The front passenger side seat belt warning light on the multi-media module receiver assembly off 11 to 14 V

  3. CHECK CENTER AIRBAG SENSOR ASSEMBLY (w/ Side Airbag)

    A01WS3AE01
    Terminal No. Symbol Destination
    K27-10*1 LBE+ Front seat inner belt assembly LH (Seat belt buckle switch LH)
    K27-18*1 LBE- Front seat inner belt assembly LH (Seat belt buckle switch LH)
    L27-15*2 RBE+ Front seat inner belt assembly RH (Seat belt buckle switch RH)
    L27-23*2 RBE- Front seat inner belt assembly RH (Seat belt buckle switch RH)

    • *1: for LHD

    • *2: for RHD