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

Tech Tips

Check from the rear of the connector while it is connected to the components.


  1. RADIO AND DISPLAY RECEIVER ASSEMBLY

    A01UF3JE03
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specification
    F37-1 (FR+) - F37-7 (GND1) LA-LG - W-B Sound signal (Front right) Audio system playing A waveform synchronized with sounds is output
    F37-2 (FL+) - F37-7 (GND1) LA-P - W-B Sound signal (Front left) Audio system playing A waveform synchronized with sounds is output
    F37-3 (ACC1) - F37-7 (GND1) GR - W-B Power source (ACC) Engine switch off Below 1 V
    Engine switch ACC 11 to 14 V
    F37-4 (+B1) - F37-7 (GND1) SB - W-B Power source (+B) Always 11 to 14 V
    F37-5 (FR-) - F37-7 (GND1) LA-L - W-B Sound signal (Front right) Audio system playing A waveform synchronized with sounds is output
    F37-6 (FL-) - F37-7 (GND1) LA-V - W-B Sound signal (Front left) Audio system playing A waveform synchronized with sounds is output
    F37-7 (GND1) - Body ground W-B - Body ground Ground Always Below 1 V
    F37-10 (ILL+) - F37-7 (GND1) G - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position 11 to 14 V
    F38-1 (RR+) - F37-7 (GND1) LA-G - W-B Sound signal (Rear right) Audio system playing A waveform synchronized with sounds is output
    F38-2 (RL+) - F37-7 (GND1) LA-B - W-B Sound signal (Rear left) Audio system playing A waveform synchronized with sounds is output
    F38-3 (RR-) - F37-7 (GND1) LA-R - W-B Sound signal (Rear right) Audio system playing A waveform synchronized with sounds is output
    F38-6 (RL-) - F37-7 (GND1) LA-Y - W-B Sound signal (Rear left) Audio system playing A waveform synchronized with sounds is output
    F39-1 (IG) - F37-7 (GND1) W - W-B Power source (IG) Engine switch off Below 1 V
    Engine switch ON 11 to 14 V
    F39-4 (MACC) - F37-7 (GND1) G - W-B Microphone power supply Engine switch off Below 1 V
    Engine switch ACC 4 to 6 V
    F39-5 (MIN+) - F37-7 (GND1) L - W-B Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    F39-6 (SNS2) - F37-7 (GND1) V - W-B Microphone connection detection signal Always Below 1 V
    F39-9 (CANH) L CAN communication signal - -
    F39-10 (CANL) W CAN communication signal - -
    F39-11 (AGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    F39-12 (SG) - Body ground Shield - Body ground Shield ground Always Below 1 V
    F39-13 (VV+) - F37-7 (GND1) V - W-B Video signal External device system playing (when stereo jack used) A waveform synchronized with sounds is output
    F39-14 (VV-) - F37-7 (GND1) SB - W-B Video signal ground Always Below 1 V
    F39-17 (SPD) - F37-7 (GND1) B - W-B Vehicle speed signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    F39-18 (SGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    F39-19 (MIN-) - F37-7 (GND1) P - W-B Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    F39-21 (SW1) - F39-23 (SWG) LG - G Steering pad switch signal No switch pushed 2.97 to 3.56 V
    Seek+ switch pushed 0.27 to 0.35 V
    Seek- switch pushed 0.86 to 1.03 V
    Volume+ switch pushed 1.51 to 1.79 V
    Volume- switch pushed 2.22 to 2.66 V
    F39-22 (SW2) - F39-23 (SWG) B - G Steering pad switch signal No switch pushed 2.97 to 3.56 V
    MODE/HOLD switch pushed 0.27 to 0.35 V
    On hook switch pushed 0.86 to 1.03 V
    Off hook switch pushed 1.51 to 1.79 V
    Voice switch pushed 2.22 to 2.66 V
    F39-23 (SWG) - F37-7 (GND1) G - W-B Steering pad switch ground Always Below 1 V
    F39-25 (ADPG) - F37-7 (GND1) BE - W-B External device connection detection signal External device connected Below 1 V
    External device not connected 2.1 to 3 V
    F39-26 (VAR+) - F39-27 (VA-) R - B Sound signal (Right) External device playing (When stereo jack used) A waveform synchronized with sounds is output
    F39-27 (VA-) - F37-7 (GND1) B - W-B Ground Always Below 1 V
    F39-28 (VAL+) - F39-27 (VA-) W - B Sound signal (Left) External device playing (When stereo jack used) A waveform synchronized with sounds is output
    F40-3 (CNH1) GR Local bus communication signal - -
    F40-4 (CNL1) SB Local bus communication signal - -
    F42-1 (USV1) # Power source - -
    F42-2 (US1-) # Data signal - -
    F42-3 (US1+) # Data signal - -
    F42-4 (UGD1) # Ground - -
    F42-5 (USG1) # Shield ground - -
    RA-5 (ANT+) - F37-7 (GND1) # - BR Power source of antenna

    Engine switch ACC

    Radio switch on and FM or AM selected

    		 11 to 14 V

    • #: There is no wire color infomation.