AUDIO AND VISUAL SYSTEM(for 7 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

    B0077BMN03
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    O161-1 (FR+) - O158-1 (GND1)

    BE - W-B*1

    W - W-B*2

    Sound signal (Front right)*1

    Sound signal (Right)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    O161-2 (FL+) - O158-1 (GND1)

    W - W-B*1

    B - W-B*2

    Sound signal (Front left)*1

    Sound signal (Left)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    O161-3 (RL+) - O158-1 (GND1)

    BE - W-B*1

    W - W-B*2

    Sound signal (Rear left)*1

    Voice signal*2

    		 Voice guidance sounding A waveform synchronized with voice signals is output
    O161-4 (RR+) - O158-1 (GND1)*1 LG - W-B Sound signal (Rear right) Audio system playing A waveform synchronized with sound signals is output
    O161-6 (FR-) - O158-1 (GND1)

    P - W-B*1

    G - W-B*2

    Sound signal (Front right)*1

    Sound signal (Right)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    O161-7 (FL-) - O158-1 (GND1)

    LG - W-B*1

    R - W-B*2

    Sound signal (Front left)*1

    Sound signal (Left)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    O161-8 (RL-) - O158-1 (GND1)

    P - W-B*1

    B - W-B*2

    Sound signal (Rear left)*1

    Voice signal*2

    		 Audio system playing A waveform synchronized with sound signals is output
    O161-9 (RR-) - O158-1 (GND1)*1 W - W-B Sound signal (Rear right) Audio system playing A waveform synchronized with sound signals is output
    O158-1 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω
    O158-2 (GND2) - Body ground SB - Body ground Ground Always Below 1 Ω
    O158-3 (+B) - O158-1 (GND1) G - W-B Power source (+B) Always 11 to 14 V
    O158-4 (+B1) - O158-1 (GND1)

    V - W-B*5

    SB - W-B*6

    		 Power source (+B) Always

    11 to 14 V*5

    10.5 to 16 V*6
    O158-5 (TX1+) G AVC-LAN communication signal - -
    O158-6 (TX1-) V AVC-LAN communication signal - -
    O158-10 (AGND) - Body ground Shield - Body ground Shield ground Always Below 1 Ω
    O158-11 (VAL+) - O158-13 (VA-) B - R Sound signal (Left) External device playing (When stereo jack used) A waveform synchronized with sound signals is output
    O158-12 (VAR+) - O158-13 (VA-) W - R Sound signal (Right) External device playing (When stereo jack used) A waveform synchronized with sound signals is output
    O158-13 (VA-) - O158-1 (GND1) R - W-B Ground Always Below 1 V
    O158-14 (ADPG) - O158-1 (GND1) P - W-B External device connection detection signal External device connected Below 1 V
    External device not connected 1.1 to 1.9 V
    O158-15 (ACC1) - O158-1 (GND1)

    BE - W-B*5

    GR - W-B*6

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

    11 to 14 V*5

    10.5 to 16 V*6
    O158-16 (ACC) - O158-1 (GND1) BE - W-B Power source (ACC) Engine switch on (ACC) 11 to 14 V
    Engine switch off Below 1 V
    O158-17 (TX2+)*2 L AVC-LAN communication signal - -
    O158-18 (TX2-)*2 G AVC-LAN communication signal - -
    O158-21 (SW1) - O158-24 (SWG) L - BR 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
    O158-22 (SW2) - O158-24 (SWG) P - BR 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
    O158-24 (SWG) - Body ground BR - W-B Steering pad switch ground Always Below 1 Ω
    O158-25 (MUT1) - O158-1 (GND1)*2 LG - W-B Mute signal Audio system playing 2.0 V or higher
    Audio system changing modes Below 1 V
    O158-27 (SPD) - O158-1 (GND1) L - W-B Vehicle speed signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    O159-1 (VMTF) - O158-1 (GND1) W - W-B Visual mute signal Engine switch on (ACC) Screen display changing 3.5 V or higher → Below 1 V → 3.5 V or higher
    O159-5 (CNH1) BE Local bus communication signal - -
    O159-6 (CNL1) B Local bus communication signal - -
    O159-13 (CANH) BE CAN communication signal - -
    O159-14 (CANL) B CAN communication signal - -
    O159-15 (ILL+) - O158-1 (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
    O159-16 (ILL-) - O158-1 (GND1) BE - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position Pulse generation
    O159-19 (IG) - O158-1 (GND1) P - W-B Power source (IG) Engine switch off Below 1 V
    Engine switch on (IG) 11 to 14 V
    O159-20 (PKB) - O158-1 (GND1) GR - W-B Parking brake signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    O159-21 (MIN+) - O158-1 (GND1) W - W-B Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    O159-22 (MIN-) - O158-1 (GND1) B - W-B Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    O159-23 (MACC) - O158-1 (GND1)*4 R - W-B Microphone power supply Engine switch off Below 1 V
    Engine switch on (ACC) 4 to 6 V
    O159-24 (SGND) - Body ground Shield - Body ground Shield ground Always Below 1 Ω
    O159-25 (SNS2) - O158-1 (GND1) L - W-B Microphone connection detection signal Always Below 1 V
    O186-1 (USV1) - Power source - -
    O186-2 (US1-) - Data signal - -
    O186-3 (US1+) - Data signal - -
    O186-4 (UGD1) - Ground - -
    O186-5 (USG1) - Shield ground - -
    O188-1 (GVIF-) - Video signal (Digital) - -
    O188-2 (GVIF+) - Video signal (Digital) - -
    O188-3 (GND) Shielded Shield ground - -
    O160-10 (USBV) - O160-11 (USBG)*3 B - P Telematics transceiver (telephone microphone assembly) power supply Engine switch off Below 1 V
    Engine switch on (ACC) 4.75 to 5.25 V
    O160-11 (USBG) - Body ground*3 P Ground Always Below 1 Ω
    O160-12 (SGND) - Body ground*3 Shielded - Body ground Shield ground Always Below 1 Ω
    RA-5 (ANT+) - O158-1 (GND1) - - W-B Power source of antenna

    Engine switch on (ACC)

    Radio switch on and FM or AM selected

    		 11 to 14 V

    • *1: for 6 Speakers

    • *2: for 10 Speakers

    • *3: w/ Manual (SOS) Switch

    • *4: w/o Manual (SOS) Switch

    • *5: w/o Stop and Start System

    • *6: w/ Stop and Start System

  2. STEREO COMPONENT AMPLIFIER ASSEMBLY (for 10 Speakers)

    B0073YBN44
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    T20-3 (GND) - Body ground BR - Body ground Ground Always Below 1 Ω
    T20-4 (WFL+) - T20-3 (GND) R - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    T20-5 (WFR+) - T20-3 (GND) L - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    T20-6 (WF1+) - T20-3 (GND) GR - BR Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    T20-7 (CTR+) - T20-3 (GND) GR - BR Sound signal (Front Center) Audio system playing A waveform synchronized with sound signals is output
    T20-8 (RL+) - T20-3 (GND) BE - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    T20-9 (RR+) - T20-3 (GND) LG - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    T20-12 (FL+) - T20-3 (GND) W - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    T20-13 (FR+) - T20-3 (GND) BE - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    T20-16 (+B2) - T20-3 (GND)

    R - BR*3

    BE - BR*2

    		 Power source (+B) Always

    11 to 14 V*2

    9.5 to 14 V*3
    T20-18 (GND2) - Body ground BR - Body ground Ground Always Below 1 Ω
    T20-19 (WFL-) - T20-3 (GND) B - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    T20-20 (WFR-) - T20-3 (GND) B - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    T20-21 (WF1-) - T20-3 (GND) L - BR Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    T20-22 (CTR-) - T20-3 (GND) V - BR Sound signal (Front Center) Audio system playing A waveform synchronized with sound signals is output
    T20-23 (RL-) - T20-3 (GND) P - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    T20-24 (RR-) - T20-3 (GND) W - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    T20-27 (FL-) - T20-3 (GND) P - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    T20-28 (FR-) - T20-3 (GND) P - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    T36-1 (MUTE) - T20-3 (GND) LG - BR Mute signal

    Engine switch on (ACC)

    Audio system playing

    		 2.0 V or higher
    Audio system changing modes Below 1 V
    T36-2 (L-) - T20-3 (GND) R - BR Sound signal (Left) Audio system playing A waveform synchronized with sound signals is output
    T36-3 (L+) - T20-3 (GND) B - BR Sound signal (Left) Audio system playing A waveform synchronized with sound signals is output
    T36-4 (R-) - T20-3 (GND) G - BR Sound signal (Right) Audio system playing A waveform synchronized with sound signals is output
    T36-5 (R+) - T20-3 (GND) W - BR Sound signal (Right) Audio system playing A waveform synchronized with sound signals is output
    T36-6 (SLD) - Body ground Shield - Body ground Shield ground Always Below 1 Ω
    T36-7 (TX-) G AVC-LAN communication signal - -
    T36-8 (TX+) L AVC-LAN communication signal - -
    T36-11 (SPD) - T20-3 (GND) L - BR Vehicle speed signal

    Engine switch on (IG)

    Wheel being rotated

    		 Pulse generation
    T36-12 (ACC) - T20-3 (GND) BE - BR Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC)

    11 to 14 V*2

    10.5 to 16 V*3
    T36-14 (II1-) - T20-3 (GND) B - BR Voice signal Voice guidance sounding A waveform synchronized with voice signals is output
    T36-15 (II1+) - T20-3 (GND) W - BR Voice signal Voice guidance sounding A waveform synchronized with voice signals is output
    T36-18 (SLD1) - Body ground Shield - Body ground Shield ground Always Below 1 Ω
    T36-24 (TMUT) - Body ground*1 B - Body ground Mute signal

    Engine switch on (ACC)

    Audio system playing

    		 2.0 V or higher
    Emergency call mode Below 1 V

    • *1: w/ Manual (SOS) Switch

    • *2: w/o Stop and Start System

    • *3: w/ Stop and Start System

  3. MULTI-DISPLAY ASSEMBLY

    B007749N03
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    O60-2 (ILL) - O60-13 (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
    O60-7 (TX+) G AVC-LAN communication signal - -
    O60-11 (VMTI) - O60-13 (GND1) W - W-B Visual mute signal When image on display switches 3.5 V or higher → Below 1 V → 3.5 V or higher
    O60-12 (B) - O60-13 (GND1) V - W-B Power source (+B) Always

    11 to 14 V*1

    10.5 to 16 V*2
    O60-13 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω
    O60-19 (TX-) V AVC-LAN communication signal - -
    O60-24 (ACC) - O60-13 (GND1)

    GR - W-B*2

    BE - W-B*1

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

    11 to 14 V*1

    10.5 to 16 V*2
    O189-1 (GVIF+) - Video signal (Digital) - -
    O189-2 (GVIF-) - Video signal (Digital) - -
    O189-3 (GND) Shielded Shield ground - -

    • *1: w/o Stop and Start System

    • *2: w/ Stop and Start System

  4. REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY)

    B0072WCN14
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    O165-1 (+B) - O165-10 (GND) V - W-B Power source (+B) Always

    11 to 14 V*1

    10.5 to 16 V*2
    O165-2 (ILL+) - O165-10 (GND)

    W - W-B*2

    G - W-B*1

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

    11 to 14 V*1

    10.5 to 16 V*2
    O165-5 (ILL-) - O165-10 (GND) BE - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position Pulse generation
    O165-6 (ACC) - O165-10 (GND)

    SB - W-B*2

    BE - W-B*1

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

    11 to 14 V*1

    10.5 to 16 V*2
    O165-8 (MO-) B Local bus communication signal - -
    O165-9 (MO+) GR Local bus communication signal - -
    O165-10 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    • *1: w/o Stop and Start System

    • *2: w/ Stop and Start System

  5. TELEMATICS TRANSCEIVER (w/ Manual (SOS) Switch)

    Click here

  6. COMBINATION METER ASSEMBLY

    Click here