BLIND SPOT MONITOR SYSTEM TERMINALS OF ECU


  1. CHECK BLIND SPOT MONITOR SENSOR RH (MASTER)

    A01FT3DE31

    Tech Tips

    The blind spot monitor sensor RH uses waterproof connector. Therefore, voltage cannot be checked with the connector connected to the vehicle.

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    T53-4 (OMIR) - T53-10 (BRGD) L - W-B Outer rear view mirror indicator power source signal RH Outer rear view mirror indicator illuminated 2.5 to 7.5 V
    Outer rear view mirror indicator blinks Alternating between 0 to 7.5 V
    Outer rear view mirror indicator not illuminated Below 1 V
    T53-5 (BRB) - T53-10 (BRGD) V - W-B IG power source signal Power switch off Below 1 V
    Power switch on (IG) 11 to 14 V
    T53-8 (BSSW) - T53-10 (BRGD) P - W-B Blind spot monitor main switch (integration control and panel assembly) power source signal Power switch on (IG), blind spot monitor main switch (integration control and panel assembly) on 11 to 14 V
    Power switch on (IG), blind spot monitor main switch (integration control and panel assembly) off Below 1 V
    T53-10 (BRGD) - Body Ground W-B - Body ground Ground Always Below 1 V

  2. CHECK BLIND SPOT MONITOR SENSOR LH (SLAVE)

    A01FT3DE30

    Tech Tips

    The blind spot monitor sensor LH uses waterproof connector. Therefore, voltage cannot be checked with the connector connected to the vehicle.

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    U59-3 (BUZ) - U59-10 (BLGD) P - W-B Rear cross traffic alert buzzer (blind spot monitor buzzer) operation signal Rear cross traffic alert buzzer (blind spot monitor buzzer) not sounding 11 to 14 V
    Rear cross traffic alert buzzer (blind spot monitor buzzer) sounding Alternating between 0 to 14 V
    U59-5 (BLB) - U59-10 (BLGD) R - W-B IG power source signal Power switch off Below 1 V
    Power switch on (IG) 11 to 14 V
    U59-4 (OMIL) - U59-10 (BLGD) L - W-B Outer rear view mirror indicator power source signal LH Outer rear view mirror indicator illuminated 2.5 to 7.5 V
    Outer rear view mirror indicator LH blinks Alternating between 0 to 7.5 V
    Outer rear view mirror indicator not illuminated Below 1 V
    U59-10 (BLGD) - Body Ground W-B - Body ground Ground Always Below 1 V