ASC SYSTEM TERMINALS OF ECU


  1. CHECK STEREO COMPONENT EQUALIZER ASSEMBLY

    B003VE3E09

    Tech Tips

    Check from the rear of the connector while it is connected to the stereo component equalizer assembly.

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    K160-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 V
    K160-3 (+B) - Body ground LG - Body ground Battery power supply Always 11 to 14 V
    K160-4 (CANH) - Body ground V - Body ground CAN communication line Engine switch on (IG) Pulse generation
    Engine switch off Below 1 V
    K160-5 (VLSW) - Body ground W - Body ground Vehicle sound switch signal Engine switch on (IG), vehicle sound switch on 11 to 14 V
    Engine switch on (IG), vehicle sound switch off Below 1 V
    K160-9 (GND1) - Body ground W-B - Body ground Ground Always Below 1 V
    K160-11 (IG) - Body ground R - Body ground IG power supply Engine switch on (IG) 11 to 14 V
    Engine switch off Below 1 V
    K160-12 (CANL) - Body ground B - Body ground CAN communication line Engine switch on (IG) Pulse generation
    Engine switch off Below 1 V
    K160-14 (VSLI) - Body ground B - Body ground Vehicle sound switch volume signal Engine switch on (IG), vehicle sound switch volume set to maximum 10 to 14 V
    Engine switch on (IG), vehicle sound switch volume set to minimum 8.0 to 11.5 V
    K160-15 (SPO-) - Body ground P - Body ground Sound signal Dynamic engine sounds being output A waveform synchronized with sounds is output
    K160-16 (SPO+) - Body ground V - Body ground Sound signal Dynamic engine sounds being output A waveform synchronized with sounds is output