AUDIO AND VISUAL SYSTEM(for 8 Inch Display) TERMINALS OF ECU

Tech Tips

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


  1. RADIO RECEIVER ASSEMBLY

    B007Z6IN14
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    J55-3 (CNH1) V Local bus communication signal - -
    J55-4 (CNL1) W Local bus communication signal - -
    J55-7 (TX3+)*1 SB AVC-LAN communication signal - -
    J55-8 (TX3-)*1 W AVC-LAN communication signal - -
    J55-11 (CA+) - J52-7 (GND1) BR - W-B Television camera power supply Engine switch on (ACC) 5.5 to 7.05 V
    J55-12 (V+) - J52-7 (GND1) LG - W-B Video signal

    Engine switch on (IG)

    Shift lever in R

    Camera lens not covered, displaying an image

    Pulse generation

    (Refer to waveform 1)

    Engine switch on (IG)

    Shift lever in R

    Camera lens covered, blacking out screen

    Pulse generation

    (Refer to waveform 2)
    J55-18 (TX2+) B AVC-LAN communication signal - -
    J55-19 (TX2-) Y AVC-LAN communication signal - -
    J55-21 (CSLD) - Body ground Shield - Body ground Shield ground Always Below 1 V
    J55-23 (CGND) - Body ground SB - Body ground Shield ground Always Below 1 V
    J55-24 (V-) - J52-7 (GND1) P - W-B Ground Always Below 1 V
    J53-1 (IG) - J52-7 (GND1) L - W-B Power source (IG) Engine switch off Below 1 V
    Engine switch on (IG) 11 to 14 V
    J53-4 (MACC) - J52-7 (GND1) L - W-B Microphone power supply Engine switch off Below 1 V
    Engine switch on (ACC) 4 to 6 V
    J53-5 (MIN+) - J52-7 (GND1) P - W-B Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    J53-6 (SNS2) - J52-7 (GND1) SB - W-B Microphone connection detection signal Always Below 1 V
    J53-7 (TX1+) P AVC-LAN communication signal - -
    J53-8 (TX1-) Y AVC-LAN communication signal - -
    J53-9 (CANH) BE CAN communication signal - -
    J53-10 (CANL) W CAN communication signal - -
    J53-11 (AGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    J53-12 (SG) - J52-7 (GND1) Shield - W-B External device connection detection signal External device connected Below 1 V
    J53-13 (VV+) - J52-7 (GND1) SB - W-B Video signal

    External device playing

    (When stereo jack used)

    		 A waveform synchronized with video signals is output
    J53-14 (VV-) - J52-7 (GND1) V - W-B Video signal ground Always Below 1 V
    J53-16 (MUT1) - J52-7 (GND1) Y - W-B Mute signal

    Engine switch on (ACC)

    Audio system playing

    		 2.0 V or higher
    Audio system changing modes Below 1 V
    J53-17 (SPD) - J52-7 (GND1) SB - W-B Vehicle speed signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    J53-18 (SGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    J53-19 (MIN-) - J52-7 (GND1) G - W-B Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    J53-21 (SW1) - J53-23 (SWG) V - L 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
    J53-22 (SW2) - J53-23 (SWG) G - L Steering pad switch signal No switch pushed 2.97 to 3.56 V
    MODE 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
    J53-23 (SWG) - J52-7 (GND1) L - W-B Steering pad switch ground Always Below 1 V
    J53-25 (ADPG) - J52-7 (GND1) BE - W-B External device connection detection signal External device connected Below 1 V
    External device not connected 2.1 to 3 V
    J53-26 (VAR+) - J53-27 (VA-) L - P Sound signal (Right)

    External device playing

    (When stereo jack used)

    		 A waveform synchronized with sound signals is output
    J53-27 (VA-) - J52-7 (GND1) P - W-B Ground Always Below 1 V
    J53-28 (VAL+) - J53-27 (VA-) G - P Sound signal (Left)

    External device playing

    (When stereo jack used)

    		 A waveform synchronized with sound signals is output
    J49-1 (VMTF) - J52-7 (GND1) Y - W-B Visual mute signal

    Engine switch on (ACC)

    Screen display changes

    2 V or higher

    → Below 1 V

    → 2 V or higher
    J49-11 (TX4+) GR AVC-LAN communication signal - -
    J49-12 (TX4-) SB AVC-LAN communication signal - -
    J52-1 (FR+) - J52-7 (GND1) R - W-B Sound signal (Right) Audio system playing A waveform synchronized with sound signals is output
    J52-2 (FL+) - J52-7 (GND1) B - W-B Sound signal (Left) Audio system playing A waveform synchronized with sound signals is output
    J52-3 (ACC1) - J52-7 (GND1)

    SB - W-B*2

    LA-SB - W-B*3

    		 Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC)

    11 to 14 V*2

    9.5 to 14 V*3
    J52-4 (+B1) - J52-7 (GND1)

    BE - W-B*2

    LG - W-B*3

    		 Power source (+B) Always

    11 to 14 V*2

    9.5 to 14 V*3
    J52-5 (FR-) - J52-7 (GND1) G - W-B Sound signal (Right) Audio system playing A waveform synchronized with sound signals is output
    J52-6 (FL-) - J52-7 (GND1) W - W-B Sound signal (Left) Audio system playing A waveform synchronized with sound signals is output
    J52-7 (GND1) - Body ground W-B - Body ground Ground Always Below 1 V
    J52-10 (ILL+) - J52-7 (GND1) LG - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position 11 to 14 V
    J76-2 (RL+) - J52-7 (GND1) V - W-B Voice signal Voice guidance sounding A waveform synchronized with voice signals is output
    J76-5 (ILL-) - J52-7 (GND1) W - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position Pulse generation
    J76-6 (RL-) - J52-7 (GND1) SB - W-B Voice signal Voice guidance sounding A waveform synchronized with voice signals is output
    J77-3 (ACC2) - J52-7 (GND1) L - W-B Illumination power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC) 11 to 14 V
    J77-4 (+B2) - J52-7 (GND1) B - W-B Illumination power source (+B) Always 11 to 14 V
    J77-8 (GND2) - Body ground R - Body ground Ground Always Below 1 V
    J132-1 (USV1) - Power source - -
    J132-2 (US1-) - Data signal - -
    J132-3 (US1+) - Data signal - -
    J132-4 (UGD1) - Ground - -
    J132-5 (USG1) - Shield ground - -
    J129-1 (GVIF) - Video signal (Digital) - -
    RA-5 (ANT+) - J52-7 (GND1) - - W-B Power source of antenna

    Engine switch on (ACC)

    Radio switch on and FM or AM selected

    		 11 to 14 V

    • *1: w/ Panoramic View Monitor System

      *2: w/o Stop and Start System

      *3: w/ Stop and Start System


    1. Reference (Oscilloscope waveform):


      1. B007XUEC06
        *a Waveform 1 (camera lens not covered, displaying an image)
        *b Synchronization Signal
        *c Video Waveform

        Waveform 1 (camera lens not covered, displaying an image)

        Item Content
        Measurement terminal J55-12 (V+) - J52-7 (GND1)
        Measurement setting 200 mV/DIV., 50 μs./DIV.
        Condition Engine switch on (IG), shift lever in R

        Tech Tips

        The video waveform changes according to the image sent by the television camera assembly.

      2. B007XDYC04
        *a Waveform 2 (camera lens covered, blacking out the screen)
        *b Synchronization Signal
        *c Video Waveform

        Waveform 2 (camera lens covered, blacking out the screen)

        Item Content
        Measurement terminal J55-12 (V+) - J52-7 (GND1)
        Measurement setting 200 mV/DIV., 50 μs./DIV.
        Condition Engine switch on (IG), shift lever in R

        Tech Tips

        The video waveform changes according to the image sent by the rear television camera assembly.

  2. STEREO COMPONENT AMPLIFIER ASSEMBLY

    B007WRTN27
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    J66-1 (+B) - J66-3 (GND) P - W-B Power source (+B) Always

    11 to 14 V*1

    9.5 to 14 V*2
    J66-3 (GND) - Body ground W-B - Body ground Ground Always Below 1 V
    J66-4 (WFL+) - J66-3 (GND) L - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    J66-5 (WFR+) - J66-3 (GND) G - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    J66-6 (WF1+) - J66-3 (GND)*3 GR - W-B Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    J66-7 (CTR+) - J66-3 (GND) L - W-B Sound signal (Front Center) Audio system playing A waveform synchronized with sound signals is output
    J66-12 (FL+) - J66-3 (GND) R - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    J66-13 (FR+) - J66-3 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    J66-14 (RL+) - J66-3 (GND) B - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    J66-15 (RR+) - J66-3 (GND) R - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    J66-16 (+B2) - J66-3 (GND) L - W-B Power source (+B) Always

    11 to 14 V*1

    9.5 to 14 V*2
    J66-18 (GND2) - Body ground W-B - Body ground Ground Always Below 1 V
    J66-19 (WFL-) - J66-3 (GND) LG - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    J66-20 (WFR-) - J66-3 (GND) R - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    J66-21 (WF1-) - J66-3 (GND)*3 W - W-B Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    J66-22 (CTR-) - J66-3 (GND) P - W-B Sound signal (Front Center) Audio system playing A waveform synchronized with sound signals is output
    J66-27 (FL-) - J66-3 (GND) BR - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    J66-28 (FR-) - J66-3 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    J66-29 (RL-) - J66-3 (GND) Y - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    J66-30 (RR-) - J66-3 (GND) W - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    J67-1 (MUTE) - J66-3 (GND) Y - W-B Mute signal

    Engine switch on (ACC)

    Audio system playing

    		 2.0 V or higher
    Audio system changing modes Below 1 V
    J67-2 (L-) - J66-3 (GND) W - W-B Sound signal (Left) Audio system playing A waveform synchronized with sound signals is output
    J67-3 (L+) - J66-3 (GND) B - W-B Sound signal (Left) Audio system playing A waveform synchronized with sound signals is output
    J67-4 (R-) - J66-3 (GND) G - W-B Sound signal (Right) Audio system playing A waveform synchronized with sound signals is output
    J67-5 (R+) - J66-3 (GND) R - W-B Sound signal (Right) Audio system playing A waveform synchronized with sound signals is output
    J67-6 (SLD) - Body ground Shield - Body ground Shield ground Always Below 1 V
    J67-7 (TX-) Y AVC-LAN communication signal - -
    J67-8 (TX+) P AVC-LAN communication signal - -
    J67-11 (SPD) - J66-3 (GND) Y - W-B Vehicle speed signal

    Engine switch on (IG)

    Wheel being rotated

    		 Pulse generation
    J67-12 (ACC) - J66-3 (GND)

    G - W-B*1

    R - W-B*2

    		 Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC) 11 to 14 V
    J67-14 (II1-) - J66-3 (GND) SB - W-B Voice signal Voice guidance sounding A waveform synchronized with voice signals is output
    J67-15 (II1+) - J66-3 (GND) V - W-B Voice signal Voice guidance sounding A waveform synchronized with voice signals is output
    J67-18 (SLD1) - Body ground Shield - Body ground Shield ground Always Below 1 V

    • *1: w/o Stop and Start System

      *2: w/ Stop and Start System

      *3: for 12 Speakers

  3. MULTI-DISPLAY ASSEMBLY

    B007ZDCN34
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    J56-2 (ILL) - J56-13 (GND1) LG - LA Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position 11 to 14 V
    J56-7 (TX+) GR AVC-LAN communication signal - -
    J56-11 (VMT1) - J56-13 (GND1) Y - LA Visual mute signal

    Engine switch on (ACC)

    Screen display changing

    2 V or higher

    → Below 1 V

    → 2 V or higher
    J56-12 (B) - J56-13 (GND1)

    LA-B - LA*1

    LA-G - LA*2

    		 Power source (+B) Always

    11 to 14 V*1

    9.5 to 14 V*2
    J56-13 (GND1) - Body ground LA - Body ground Ground Always Below 1 V
    J56-19 (TX-) SB AVC-LAN communication signal - -
    J56-24 (ACC) - J56-13 (GND1)

    BE - LA*1

    LA-BE - LA*2

    		 Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC)

    11 to 14 V*1

    9.5 to 14 V*2
    J128-1 (GVIF) - Video signal (Digital) - -

    • *1: w/o Stop and Start System

      *2: w/ Stop and Start System

  4. REMOTE OPERATION BOARD

    B007YM1N10
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    J59-1 (ILL+) - J59-4 (GND)

    V - W-B*1

    G - W-B*2

    		 Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position

    11 to 14 V*1

    9.5 to 14 V*2
    J59-4 (GND) - Body ground W-B - Body ground Ground Always Below 1 V
    J59-8 (ILL-) - J59-4 (GND) B - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position Pulse generation
    J59-10 (TX+) B AVC-LAN communication signal - -
    J59-11 (TX-) Y AVC-LAN communication signal - -
    J59-14 (ACC) - J59-4 (GND)

    R - W-B*1

    LG - W-B*2

    		 Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC)

    11 to 14 V*1

    9.5 to 14 V*2

    • *1: w/o Stop and Start System

      *2: w/ Stop and Start System

  5. PARKING ASSIST ECU (w/ Panoramic View Monitor System)

    Click here

  6. COMBINATION METER ASSEMBLY

    Click here

  7. HEADUP DISPLAY (METER MIRROR SUB-ASSEMBLY) (w/ Headup Display (Meter Mirror Sub-assembly))

    Click here