NAVIGATION 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

    A01V9ICN02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    G142-1 (RR+) - G141-7 (GND1) R - BR Sound signal (Right) Audio system playing A waveform synchronized with voice signals is output
    G142-2 (RL+) - G141-7 (GND1) B - BR Sound signal (Left) Audio system playing A waveform synchronized with voice signals is output
    G142-3 (RR-) - G141-7 (GND1) W - BR Sound signal (Right) Audio system playing A waveform synchronized with voice signals is output
    G142-6 (RL-) - G141-7 (GND1) Y - BR Sound signal (Left) Audio system playing A waveform synchronized with voice signals is output
    G141-1 (FR+) - G141-7 (GND1) LG - BR Sound signal (Right) Audio system playing A waveform synchronized with voice signals is output
    G141-2 (FL+) - G141-7 (GND1) P - BR Sound signal (Left) Audio system playing A waveform synchronized with voice signals is output
    G141-3 (ACC1) - G141-7 (GND1) GR - BR Power source (ACC) Ignition switch ACC

    11 to 14 V*4

    9.5 to 14 V*5
    Ignition switch off Below 1 V
    G141-4 (+B1) - G141-7 (GND1) SB - BR Power source (+B) Always

    11 to 14 V*4

    9.5 to 14 V*5
    G141-5 (FR-) - G141-7 (GND1) L - BR Sound signal (Right) Audio system playing A waveform synchronized with voice signals is output
    G141-6 (FL-) - G141-7 (GND1) V - BR Sound signal (Left) Audio system playing A waveform synchronized with voice signals is output
    G141-7 (GND1) - Body ground BR - Body ground Ground Always Below 1 Ω
    G141-8 (TMUT) - G141-7 (GND1)*1 V - BR Mute signal Audio system playing Above 3.5 V
    Emergency call mode Below 1 V
    G141-10 (ILL+) - G141-7 (GND1) G - BR Illumination signal Ignition switch ON, light control switch off → tail or head position Below 1 V → 11 to 14 V
    G143-1 (IG) - G141-7 (GND1) Y - BR Power source (IG) Ignition switch ON 11 to 14 V
    Ignition switch off Below 1 V
    G143-2 (REV) - G141-7 (GND1) G - BR Reverse signal

    See "Vehicle Signal Check Mode" in Operation Check

    Click here

    		-
    G143-4 (MACC) - G141-7 (GND1) B - BR Telephone microphone assembly power supply Ignition switch off Below 1 V
    Ignition switch ACC 4 to 6 V
    G143-5 (MIN+) - G141-7 (GND1) W - BR Microphone voice signal

    See "Microphone & Voice Recognition Check" in Operation Check

    Click here

    		-
    G143-6 (SNS2) - G141-7 (GND1) P - BR Microphone connection detection signal Always Below 1 V
    G143-9 (CANH) Y CAN communication signal - -
    G143-10 (CANL) W CAN communication signal - -
    G143-11 (AGND) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    G143-15 (PKB) - G141-7 (GND1) B - BR Parking brake signal

    See "Vehicle Signal Check Mode" in Operation Check

    Click here

    		-
    G143-17 (SPD) - G141-7 (GND1) BE - BR Speed signal from combination meter assembly

    See "Vehicle Signal Check Mode" in Operation Check

    Click here

    		-
    G143-18 (SGND) - G141-7 (GND1) Shielded - BR Shield ground Always Below 1 Ω
    G143-19 (MIN-) - Body ground R - Body ground Microphone voice signal

    See "Microphone & Voice Recognition Check" in Operation Check

    Click here

    		-
    G143-21 (SW1) - G143-23 (SWG) W - W-B 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
    G143-22 (SW2) - G143-23 (SWG) R - W-B 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
    G143-23 (SWG) - Body ground W-B - Body ground Steering pad switch signal Always Below 1 Ω
    G143-25 (ADPG) - G141-7 (GND1) SB - BR External device connector detection signal External device connected Below 1 V
    External device not connected 2.1 to 3 V
    G143-26 (VAR+) - G143-27 (VA-) W - R Sound signal (Right) AUX audio device playing (When stereo jack adapter used) A waveform synchronized with voice signals is output
    G143-27 (VA-) - G141-7 (GND1) R - BR Sound signal ground Always Below 1 V
    G143-28 (VAL+) - G143-27 (VA-) B - R Sound signal (Left) AUX audio device playing (When stereo jack adapter used) A waveform synchronized with sound signals is output
    G159-3 (CNH1) V Local bus communication signal - -
    G159-4 (CNL1) SB Local bus communication signal - -
    G159-7 (TX3+)*2 SB AVC-LAN communication signal - -
    G159-8 (TX3-)*2 P AVC-LAN communication signal - -
    Y1-1 (SLD4) - Body ground B - Body ground Shield ground Always Below 1 Ω
    Y1-2 (SPDO) - G141-7 (GND1) B - BR Vehicle speed signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    Y1-3 (ACC2) - G141-7 (GND1) B - BR Power source (ACC) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    Y1-4 (+B2) - G141-7 (GND1) W - BR Power source (+B) Always 11 to 14 V
    Y1-5 (MIC+) - G141-7 (GND1) B - BR Microphone voice signal

    See "Microphone & Voice Recognition Check" in Operation Check

    Click here

    		-
    Y1-6 (MIC-) - G141-7 (GND1) B - BR Microphone voice signal

    See "Microphone & Voice Recognition Check" in Operation Check

    Click here

    		-
    Y1-8 (GND2) - Body ground W - Body ground Ground Always -
    Y2-1 (LVDS) # LVDS communication signal - -
    DB-1 (DAB)*3 # DAB antenna - -
    RA-5 (ANT+) - Body ground # - Body ground Power source of antenna

    Ignition switch ACC

    Radio switch on and AM or FM selected

    		 11 to 14 V

    • *1: w/ Telematics Transceiver

    • *2: w/ Panoramic View Monitor System

    • *3: w/ DAB Function

    • *4: w/o Stop and Start System

    • *5: w/ Stop and Start System

    • #: There is no wire color information

  2. NAVIGATION ECU

    A01VABAC02
    *A for RHD
    *B for LHD
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    Y5-1 (B+) - Y5-2 (GND) W - W Power source (+B) Always 11 to 14 V
    Y5-2 (GND) - Body ground W - Body ground Ground Always Below 1 V
    Y5-3 (ACC) - Y5-2 (GND) B - W Power source (ACC) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    Y5-5 (SPD) - Y5-2 (GND) B - W Vehicle speed signal Ignition switch ON Wheel being rotated Pulse generation
    Y5-16 (MIC+) - Y5-2 (GND) B - W Microphone voice signal

    See "Microphone & Voice Recognition Check" in Operation Check

    Click here

    		-
    Y5-17 (MIC-) - Y5-2 (GND) B - W Microphone voice signal

    See "Microphone & Voice Recognition Check" in Operation Check

    Click here

    		-
    Y5-18 (MSHLD) - Body ground B - Body ground Shield ground Always Below 1 Ω
    G198-1 (UPO)*1 # Power source - -
    G198-2 (UDO-)*1 # Data signal - -
    G198-3 (UDO+)*1 # Data signal - -
    G198-4 (UESG)*1 # Ground - -
    G198-5 (USG1)*1 Shielded Shield ground - -
    G199-1 (USV1)*2 # Power source - -
    G199-2 (US1-)*2 # Data signal - -
    G199-3 (US1+)*2 # Data signal - -
    G199-4 (UGD1)*2 # Ground - -
    G199-5 (USG1)*2 Shielded Shield ground - -
    Y6-1 (LVDS) # LVDS communication signal - -

    • *1: for RHD

      *2: for LHD

      #: There is no wire color information

  3. TELEMATICS TRANSCEIVER (w/ Telematics Transceiver) Click here