AUDIO AND VISUAL SYSTEM (for Radio Receiver Type) TERMINALS OF ECU


  1. RADIO RECEIVER ASSEMBLY

    B000MY3E02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specification
    I150-11 (AGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    I150-17 (SPD) - I148-7 (GND1) V - BR Vehicle speed signal

    Engine switch on (IG)

    Wheel being rotated

    		 Pulse generation
    I150-21 (SW1) - I150-23 (SWG) B - B Steering pad switch signal No switch pushed 2.47 to 3.0 V
    Up switch pushed Below 0.4 V
    Down switch pushed 0.45 to 0.8 V
    Volume+ switch pushed 0.97 to 1.5 V
    Volume- switch pushed 1.72 to 2.2 V
    I150-22 (SW2) - I150-23 (SWG) Y - B Steering pad switch signal No switch pushed 2.47 to 3.0 V
    MODE/HOLD switch pushed Below 0.4 V
    I150-23 (SWG) - I148-7 (GND1) B - BR Steering pad switch ground Always Below 1 V
    I150-25 (AUXI) - I148-7 (GND1) G - BR External device connection detection signal External device connected Below 1 V
    I150-26 (ARI) - I148-7 (GND1) B - BR Sound signal (Right) External device playing (When stereo jack used) A waveform synchronized with sound signals is output
    I150-27 (ASGN) - I148-7 (GND1) W - BR Shield ground Always Below 1 V
    I150-28 (ALI) - I148-7 (GND1) R - BR Sound signal (Left) External device playing (When stereo jack used) A waveform synchronized with sound signals is output
    I148-1 (FR+) - I148-7 (GND1) L - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    I148-2 (FL+) - I148-7 (GND1) P - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    I148-3 (ACC1) - I148-7 (GND1) GR - BR Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC) 11 to 14 V
    I148-4 (+B1) - I148-7 (GND1) L-Y - BR Power source (+B) Always 11 to 14 V
    I148-5 (FR-) - I148-7 (GND1) P - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    I148-6 (FL-) - I148-7 (GND1) V - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    I148-7 (GND1) - Body ground BR - Body ground Ground Always Below 1 V
    I148-8 (TMUT) - I148-7 (GND1) LG - BR Mute signal Audio system playing 2.0 V or higher
    Emergency call mode Below 1 V
    I148-10 (ILL+) - I148-7 (GND1) G - BR Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position 11 to 14 V
    I149-1 (RR+) - I148-7 (GND1) R - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    I149-2 (RL+) - I148-7 (GND1) B - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    I149-3 (RR-) - I148-7 (GND1) W - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    I149-6 (RL-) - I148-7 (GND1) Y - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    I151-1 (USV1) - Power source - -
    I151-2 (US1-) - Data signal - -
    I151-3 (US1+) - Data signal - -
    I151-4 (UGD1) - Ground - -
    I151-5 (USG1) - Shield ground - -
    RA1-5 (ANT+) - I148-7 (GND1) - - BR Power source of antenna

    Engine switch on (ACC)

    Radio switch on and AM or FM selected

    		 11 to 14 V

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