AUDIO AND VISUAL SYSTEM TERMINALS OF ECU


  1. MULTI-MEDIA MODULE RECEIVER ASSEMBLY

    A01EO0PE17
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    F76-1 (CANH) P CAN communication signal - -
    F76-2 (CANL) B CAN communication signal - -
    F76-7 (TX1+) W AVC-LAN communication signal - -
    F76-8 (TX1-) L AVC-LAN communication signal - -
    F76-10 (VMTF) - F76-12 (GND1) V - W-B Visual mute signal When image on display switches 3.5 V or higher → Below 1 V → 3.5 V or higher
    F76-12 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω
    F76-13 (HILL) - F76-12 (GND1) W - W-B Illumination signal Engine switch on (IG), light control switch off → tail or head (Light intensity is not max. or min.) Below 1 V → Pulse generation
    F76-14 (ILL+) - F76-12 (GND1) G - W-B Illumination signal Engine switch on (IG), light control switch off → tail or head position Below 1 V → 11 to 14 V
    F76-15 (IG) - F76-12 (GND1) G - W-B Power source (IG) Engine switch on (IG) 11 to 14 V
    Engine switch off Below 1 V
    F76-16 (ACC1) - F76-12 (GND1) GR - W-B Power source (ACC) Engine switch on (ACC) 11 to 14 V
    Engine switch off Below 1 V
    F76-17 (+B1) - F76-12 (GND1) R - W-B Power source Always 11 to 14 V
    F76-27 (MIN+) - F76-12 (GND1) B - W-B Microphone voice signal

    See "Microphone & Voice Recognition Check" in Operation Check Click here

    		-
    F76-28 (SGND) - F76-12 (GND1) Shielded - W-B Shield ground Always Below 1 V
    F76-29 (MACC) - F76-12 (GND1)*1 W - W-B Telephone microphone assembly power supply Engine switch off Below 1 V
    Engine switch on (ACC) 4 to 6 V
    F76-30 (SW1) - F76-32 (SWG) L - W Steering pad switch signal Steering pad switch not operated 4.44 to 5.43 V
    Seek+ switch pushed 0.45 to 0.65 V
    Seek- switch pushed 1.19 to 1.49 V
    Vol+ switch pushed 2.09 to 2.54 V
    Vol- switch pushed 3.2 to 3.88 V
    F76-31 (SW2) - F76-32 (SWG) P - W Steering pad switch signal Steering pad switch not operated 4.44 to 5.43 V
    MODE switch pushed 0.45 to 0.65 V
    On hook switch pushed 1.19 to 1.49 V
    Off hook switch pushed 2.09 to 2.54 V
    Voice switch pushed 3.2 to 3.88 V
    F76-32 (SWG) - Body ground W - Body ground Steering pad switch signal Always Below 1 V
    F76-35 (UIND) R UART communication signal - -
    F76-36 (UPSW) P UART communication signal - -
    F76-45 (TX3+) B AVC-LAN communication signal - -
    F76-46 (TX3-) W AVC-LAN communication signal - -
    F76-48 (MIN-) - F76-12 (GND1) R - W-B Microphone voice signal

    See "Microphone & Voice Recognition Check" in Operation Check Click here

    		-
    F76-49 (SNS2) - F76-12 (GND1) GR - W-B Microphone connection detection signal Always Below 1 V
    F76-56 (SPD) - F76-12 (GND1) V - W-B Speed signal from combination meter assembly

    See "Vehicle Signal Check Mode" in Operation Check Click here

    		-
    F77-1 (NTSO) - N64-12 (GND1)*4 B - W-B DVD image signal DVD playing A waveform synchronized with display signal is output
    F77-2 (NTSG) - Body ground*4 W - Body ground DVD image signal ground Always Below 1 V
    F77-3 (SLD2) - Body ground*4 Shielded - Body ground Shield ground Always Below 1 V
    F77-4 (VMTR) - F76-12 (GND1)*4 G - W-B Visual mute signal RSE playing → Source changed 3.5 V or higher → Below 1 V
    F77-5 (AGND) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    F77-6 (VV+) - F76-12 (GND1)*3 B - W-B Display signal DVD is playing A waveform synchronized with display signal is output. (Refer to waveform)
    F77-7 (VAR+) - F77-15 (VA-) W - R Sound signal (Right) AUX audio device playing (When stereo jack adapter used) A waveform synchronized with sound is output.
    F77-8 (VAL+) - F77-15 (VA-) B - R Sound signal (Left) AUX audio device playing (When stereo jack adapter used) A waveform synchronized with sound is output.
    F77-13 (SG) - Body ground*3 Shielded - Body ground Shield ground Always Below 1 V
    F77-14 (VV-) - F76-12 (GND1)*3 W - W-B Ground Always Below 1 V
    F77-15 (VA-) - F76-12 (GND1) R - W-B Sound signal ground Always Below 1 V
    F77-16 (ADPG) - F76-12 (GND1) R - W-B External device connector detection signal External device connected Below 1 V
    External device not connected 2.1 to 3 V
    F87-1 (WUO) - F76-12 (GND1) W - W-B MOST communication signal Engine switch on (ACC) 4.5 V or higher
    Engine switch off Below 1 V
    F87-2 (MI+) B MOST communication signal - -
    F87-3 (MI-) B MOST communication signal - -
    F87-4 (SLDI) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    F87-5 (MO+) B MOST communication signal - -
    F87-6 (MO-) B MOST communication signal - -
    F87-7 (SLDO) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    F81-1-1 (USB-)*2 B USB communication line - -
    F81-1-2 (USB+)*2 B USB communication line - -
    F81-1-3 (USBS) - Body ground*2 B - Body ground Shield ground Always Below 1 V
    F81-2 (USBG) - Body ground*2 W - Body ground Shield ground Always Below 1 V
    F81-3 (VOT+) - F76-12 (GND1)*2 W - W-B Sent voice signal Destination assist service in use and vehicle occupant speaking to operator A waveform synchronized with the sent voice is output
    F81-4 (USBV) - F76-12 (GND1)*2 W - W-B Telematics transceiver power supply Engine switch on (ACC) 4.75 to 5.25 V
    Engine switch off Below 1 V
    F81-5 (VOT-) - F76-12 (GND1)*2 R - W-B Sent voice signal Destination assist service in use and vehicle occupant speaking to operator A waveform synchronized with the sent voice is output
    F81-6 (VOR-) - F76-12 (GND1)*2 B - W-B Receive voice signal Destination assist service in use and operator speaking to vehicle occupant A waveform synchronized with the received voice is output
    F81-7 (VOR+) - F76-12 (GND1)*2 G - W-B Receive voice signal Destination assist service in use and operator speaking to vehicle occupant A waveform synchronized with the received voice is output
    F80-1 (USV1) # Power source - -
    F80-2 (US1-) # Data signal - -
    F80-3 (US1+) # Data signal - -
    F80-4 (UGD1) # Ground - -
    F80-5 (UESS) - Shield ground - -

    • #: There is no wire color information.

    • *1: w/o Emergency Call Switch

    • *2: w/ Emergency Call Switch

    • *3: w/ Rear Seat Entertainment System (for Roof)

    • *4: w/ Rear Seat Entertainment System (for Seatback)


    1. A01ERK6E42
      Text in Illustration
      *a Synchronization Signal
      *b Video Waveform

      Reference (Oscilloscope waveform):


      1. Waveform 1

        Item Content
        Measurement Terminal F77-6 (VV+) - F76-12 (GND1)
        Measurement Setting 200 mV/DIV., 10 μs/DIV.
        Condition DVD is playing

        Tech Tips

        The video waveform changes according to the image input from the multi-media module receiver assembly, but the synchronization signal does not change.

  2. STEREO COMPONENT AMPLIFIER ASSEMBLY (for 9 speakers)

    A01EN42E05
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specification
    F73-2 (TMUT) - F73-3 (GND)* B - W-B Mute signal Audio system playing Above 3.5 V
    Emergency call mode Below 1 V
    F73-3 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
    F73-4 (WFL+) - F73-3 (GND) P - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound is output.
    F73-5 (WFR+) - F73-3 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound is output.
    F73-7 (CTR+) - F73-3 (GND) W - W-B Sound signal (Front Center) Audio system playing A waveform synchronized with sound is output.
    F73-12 (FL+) - F73-3 (GND) W - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound is output.
    F73-13 (FR+) - F73-3 (GND) W - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound is output.
    F73-14 (RL+) - F73-3 (GND) B - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound is output
    F73-15 (RR+) - F73-3 (GND) R - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound is output.
    F73-16 (+B2) - F73-3 (GND) L - W-B Power source Always 11 to 14 V
    F73-17 (SPD) - F73-3 (GND) V - W-B Vehicle speed signal

    Engine switch on (IG)

    Wheel being rotated

    		 Pulse generation
    F73-18 (GND2) - Body ground W-B - Body ground Ground Always Below 1 Ω
    F73-19 (WFL-) - F73-3 (GND) V - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound is output.
    F73-20 (WFR-) - F73-3 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound is output.
    F73-22 (CTR-) - F73-3 (GND) B - W-B Sound signal (Front Center) Audio system playing A waveform synchronized with sound is output.
    F73-27 (FL-) - F73-3 (GND) B - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound is output.
    F73-28 (FR-) - F73-3 (GND) B - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound is output.
    F73-29 (RL-) - F73-3 (GND) Y - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound is output.
    F73-30 (RR-) - F73-3 (GND) W - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound is output.
    F86-1 (WUO) - F86-3 (GND) W - W-B MOST communication wake-up signal Engine switch on (ACC) 4.5 V or higher
    F86-2 (MI+) B MOST communication signal - -
    F86-3 (MI-) B MOST communication signal - -
    F86-4 (SLDI) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    F86-5 (MO+) B MOST communication signal - -
    F86-6 (MO-) B MOST communication signal - -
    F86-7 (SLDO) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    F86-8 (WUI) - F73-3 (GND) W - W-B MOST communication wake-up signal Engine switch on (ACC) 4.5 V or higher

    • *: w/ Emergency Call Switch

  3. STEREO COMPONENT AMPLIFIER ASSEMBLY (for 19 speakers)

    A01EP87E02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specification
    F73-1 (+B) - F73-3 (GND) B - W-B Power source Always 11 to 14 V
    F73-2 (TMUT) - F73-3 (GND)* B - W-B Mute signal Audio system playing Above 3.5 V
    Emergency call mode Below 1 V
    F73-3 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
    F73-5 (WF1-) - F73-3 (GND) B - W-B Sound signal (Woofer) Audio system playing A waveform synchronized with sound is output.
    F73-6 (WF1+) - F73-3 (GND) W - W-B Sound signal (Woofer) Audio system playing A waveform synchronized with sound is output.
    F73-7 (CTR+) - F73-3 (GND) W - W-B Sound signal (Front Center) Audio system playing A waveform synchronized with sound is output.
    F73-8 (RR+) - F73-3 (GND) R - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound is output.
    F73-9 (RL+) - F73-3 (GND) B - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound is output.
    F73-10 (WFR-) - F73-3 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound is output.
    F73-11 (WFR+) - F73-3 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound is output.
    F73-12 (WFL-) - F73-3 (GND) V - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound is output.
    F73-13 (WFL+) - F73-3 (GND) P - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound is output.
    F73-14 (FR+) - F73-3 (GND) W - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound is output.
    F73-15 (FL+) - F73-3 (GND) W - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound is output.
    F73-16 (+B2) - F73-3 (GND) L - W-B Power source Always 11 to 14 V
    F73-17 (SPD) - F73-3 (GND) V - W-B Vehicle speed signal

    Engine switch on (IG)

    Wheel being rotated

    		 Pulse generation
    F73-18 (GND2) - Body ground W-B - Body ground Ground Always Below 1 Ω
    F73-22 (CTR-) - F73-3 (GND) B - W-B Sound signal (Front Center) Audio system playing A waveform synchronized with sound is output.
    F73-23 (RR-) - F73-3 (GND) W - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound is output.
    F73-24 (RL-) - F73-3 (GND) Y - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound is output.
    F73-29 (FR-) - F73-3 (GND) B - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound is output.
    F73-30 (FL-) - F73-3 (GND) B - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound is output.
    F89-1 (SR+) - F73-3 (GND) W - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound is output.
    F89-2 (SL+) - F73-3 (GND) W - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound is output.
    F89-3 (R-R+) - F73-3 (GND) W - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound is output.
    F89-4 (R-L+) - F73-3 (GND) W - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound is output
    F89-5 (SR-) - F73-3 (GND) B - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound is output.
    F89-6 (SL-) - F73-3 (GND) B - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound is output.
    F89-9 (R-R-) - F73-3 (GND) B - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound is output.
    F89-10 (R-L-) - F73-3 (GND) B - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound is output.
    F86-1 (WUO) - F73-3 (GND) W - W-B MOST communication wake-up signal Engine switch on (ACC) 4.5 V or higher
    F86-2 (MI+) B MOST communication signal - -
    F86-3 (MI-) B MOST communication signal - -
    F86-4 (SLDI) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    F86-5 (MO+) B MOST communication signal - -
    F86-6 (MO-) B MOST communication signal - -
    F86-7 (SLDO) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    F86-8 (WUI) - F73-3 (GND) W - W-B MOST communication wake-up signal Engine switch on (ACC) 4.5 V or higher

    • *: w/ Emergency Call Switch

  4. MULTI-DISPLAY ASSEMBLY

    A01EQJZE23
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    F78-2 (ILL) - F78-13 (GND1) G - BR Illumination signal Engine switch on (IG), light control switch off Below 1 V
    Tail or head position 11 to 14 V
    F78-3 (UPSW) P UART communication signal - -
    F78-4 (UIND) R UART communication signal - -
    F78-7 (TX+) B AVC-LAN communication signal - -
    F78-11 (VMTI) - F78-13 (GND1) V - BR Visual mute signal When image on display switches 3.5 V or higher → Below 1 V → 3.5 V or higher
    F78-12 (+B2) - F78-13 (GND1) R - BR Power source Always 11 to 14 V
    F78-13 (GND1) - Body ground BR - Body ground Ground Always Below 1 Ω
    F78-14 (ILL-) - F78-13 (GND1) W - BR Ground Always Below 1 Ω
    F78-19 (TX-) W AVC-LAN communication signal - -
    F78-23 (IG) - F78-13 (GND1) G - BR Power source (IG) Engine switch on (IG) 11 to 14 V
    Engine switch off Below 1 V
    F78-24 (ACC) - F78-13 (GND1) GR - BR Power source (ACC) Engine switch on (ACC) 11 to 14 V
    Engine switch off Below 1 V

  5. TELEVISION DISPLAY ASSEMBLY (w/ Rear Seat Entertainment System [for Roof]) Click here

  6. MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY (w/ Rear Seat Entertainment System [for Seatback]) Click here

  7. TELEMATICS TRANSCEIVER Click here