NAVIGATION SYSTEM TERMINALS OF ECU

Tech Tips

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


  1. RADIO RECEIVER ASSEMBLY

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H97-1 (CANH)

    LG*5*7

    L*5*8

    LG*6*7

    BE*6*8

    		 CAN communication signal - -
    H97-2 (CANL)

    B*5*7

    W*5*8

    B*6*7

    W*6*8

    		 CAN communication signal - -
    H97-3 (CNH1) W Local bus communication signal - -
    H97-4 (CNL1) V Local bus communication signal - -
    H97-10 (VMTF) - H97-12 (GND1) G - W-B Visual mute signal

    Engine switch on (ACC)

    Screen display changes

    3.5 V or higher

    → Below 1 V

    → 3.5 V or higher
    H97-12 (GND1) - Body ground W-B - Body ground Ground Always Below 1 V
    H97-13 (ILL-) - H97-12 (GND1) GR - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position Pulse generation
    H97-14 (ILL+) - H97-12 (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
    H97-15 (IG) - H97-12 (GND1) V - W-B Power source (IG) Engine switch off Below 1 V
    Engine switch on (IG) 11 to 14 V
    H97-16 (ACC1) - H97-12 (GND1) GR - W-B Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC)

    11 to 14 V*1

    9.5 to 14 V*2
    H97-17 (+B1) - H97-12 (GND1)

    R - W-B*9

    L - W-B*10

    		 Power source (+B) Always

    11 to 14 V*1

    9.5 to 14 V*2
    H97-18 (V+) - H97-12 (GND1) W - 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)
    H97-19 (V-) - H97-12 (GND1) R - W-B Ground Always Below 1 V
    H97-20 (CNH2) W Local bus communication signal - -
    H97-21 (CNL2) Y Local bus communication signal - -
    H97-27 (MIN+) - H97-12 (GND1) W - W-B Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    H97-28 (SGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    H97-29 (MACC) - H97-12 (GND1)*4 R - W-B Microphone power supply Engine switch off Below 1 V
    Engine switch on (ACC) 4 to 6 V
    H97-30 (SW1) - H97-32 (SWG) L - 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
    H97-31 (SW2) - H97-32 (SWG) R - W-B 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
    H97-32 (SWG) - Body ground W-B - Body ground Steering pad switch signal Always Below 1 V
    H97-39 (CA+) - H97-12 (GND1) B - W-B Television camera power supply Engine switch on (ACC) 5.5 to 7.05 V
    H97-40 (CGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    H97-45 (TX3+) P AVC-LAN communication signal - -
    H97-46 (TX3-) V AVC-LAN communication signal - -
    H97-48 (MIN-) - Body ground

    G - Body ground*11

    B - Body ground*4

    		 Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    H97-49 (SNS2) - H97-12 (GND1) V - W-B Microphone connection detection signal Always Below 1 V
    H97-55 (PKB) - H97-12 (GND1) G - W-B Parking brake signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    H97-56 (SPD) - H97-12 (GND1) W - W-B Vehicle speed signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    H98-5 (AGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    H98-6 (VV+) - H97-12 (GND1) R - W-B Video signal

    External device system playing

    (when stereo jack used)

    		 A waveform synchronized with video signals is output
    H98-7 (VAR+) - H98-15 (VA-) B - R Sound signal (Right)

    External device system playing

    (when stereo jack used)

    		 A waveform synchronized with sound signals is output
    H98-8 (VAL+) - H98-15 (VA-) W - R Sound signal (Left)

    External device system playing

    (when stereo jack used)

    		 A waveform synchronized with sound signals is output
    H98-13 (SG) - Body ground Shield - Body ground Shield ground Always Below 1 V
    H98-14 (VV-) - H97-12 (GND1) G - W-B Video signal ground Always Below 1 V
    H98-15 (VA-) - H97-12 (GND1) R - W-B Ground Always Below 1 V
    H98-16 (ADPG) - H97-12 (GND1) G - W-B External device connection detection signal External device connected Below 1 V
    External device not connected 2.1 to 3 V
    H156-1 (WUO) W MOST communication wake-up signal - -
    H156-2 (MI+) B MOST communication signal - -
    H156-3 (MI-) B MOST communication signal - -
    H156-4 (SLDI) Shield Shield - -
    H156-5 (MO+) B MOST communication signal - -
    H156-6 (MO-) B MOST communication signal - -
    H156-7 (SLDO) Shield Shield - -
    H158-1-1 (USB (USB-))*3 B USB communication line - -
    H158-1-2 (USB (USB+))*3 B USB communication line - -
    H158-1-3 (USB (USBS)) - Body ground*3 B - Body ground Shield ground Always Below 1 V
    H158-2 (USBG) - Body ground*11 W - Body ground Ground Always Below 1 V
    H158-3 (VOT+) - H97-12 (GND1)*11 W - W-B Sent voice signal Calling while using operator service A waveform synchronized with sent voice signals is output
    H158-4 (USBV) - H97-12 (GND1)*11 W - W-B Telematics transceiver power supply Engine switch off Below 1 V
    Engine switch on (ACC) 4.75 to 5.25 V
    H158-5 (VOT-) - H97-12 (GND1)*11 R - W-B Sent voice signal Calling while using operator service A waveform synchronized with sent voice signals is output
    H158-6 (VOR-) - H97-12 (GND1)*11 B - W-B Receive voice signal Receiving a call while using operator service A waveform synchronized with receive voice signals is output
    H158-7 (VOR+) - H97-12 (GND1)*11 G - W-B Receive voice signal Receiving a call while using operator service A waveform synchronized with receive voice signals is output
    H188-7 (GND2) - Body ground Y - Body ground Ground Always Below 1 V
    H188-11 (ACC) - H97-12 (GND1) V - W-B Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC) 11 to 14 V
    H188-12 (+B) - H97-12 (GND1) P - W-B Power source (+B) Always 11 to 14 V

    H164-1 (USV1)*5

    H172-1 (USV1)*6

    		 - Power source - -

    H164-2 (US1-)*5

    H172-2 (US1-)*6

    		 - Data signal - -

    H164-3 (US1+)*5

    H172-3 (US1+)*6

    		 - Data signal - -

    H164-4 (UGD1)*5

    H172-4 (UGD1)*6

    		 - Ground - -

    H164-5 (USG1)*5

    H172-5 (USG1)*6

    		 - Shield ground - -
    H177-2 (GVIF) B Video signal (Digital) - -
    RA-5 (ANT+) - H97-12 (GND1) - - W-B Power source of antenna

    Engine switch on (ACC)

    Radio switch on and AM or FM selected

    		 11 to 14 V

    • *1: w/o Stop and Start System

    • *2: w/ Stop and Start System

    • *3: w/ Manual (SOS) Switch for G-BOOK

    • *4: w/o Manual (SOS) Switch

    • *5: for LHD

    • *6: for RHD

    • *7: w/ Central Gateway ECU

    • *8: w/o Central Gateway ECU

    • *9: for 6AR-FSE

    • *10: except 6AR-FSE

      *11: w/ Manual (SOS) Switch


    1. Reference (Oscilloscope waveform):


      1. A01VZYNC12
        *a Waveform 1 (camera lens not covered, displaying an image)
        *b Synchronization Signal
        *c Video Waveform

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

        Item Content
        Measurement terminal H97-18 (V+) - H97-12 (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.

        • The video waveform is constantly when the engine switch is on (ACC).

      2. A01W3OZC11
        *a Waveform 2 (camera lens covered, blacking out the screen)
        *b Synchronization Signal
        *c Video Waveform

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

        Item Content
        Measurement terminal H97-18 (V+) - H97-12 (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.

        • The video waveform is constantly when the engine switch is on (ACC).

  2. STEREO COMPONENT AMPLIFIER ASSEMBLY

    A01W49TE02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H99-1 (+B) - H99-3 (GND) Y - BR Power source (+B) Always

    11 to 14 V*1

    9.5 to 14 V*2
    H99-2 (TMUT) - Body ground*3 B - Body ground Mute signal Audio system playing Above 3.5 V
    Emergency call mode Below 1 V
    H99-3 (GND) - Body ground BR - Body ground Ground Always Below 1 V
    H99-4 (WFL+) - H99-3 (GND) R - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    H99-5 (WFR+) - H99-3 (GND) B - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    H99-6 (WF1+) - H99-3 (GND) L - BR Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    H99-7 (CTR+) - H99-3 (GND) B - BR Sound signal (Front Center) Audio system playing A waveform synchronized with sound signals is output
    H99-10 (SL+) - H99-3 (GND)*4 B - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    H99-11 (SR+) - H99-3 (GND)*4 R - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    H99-12 (FL+) - H99-3 (GND) R - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    H99-13 (FR+) - H99-3 (GND) B - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    H99-14 (RL+) - H99-3 (GND) R - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    H99-15 (RR+) - H99-3 (GND) V - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    H99-16 (+B2) - H99-3 (GND)

    L - BR*5

    Y - BR*6

    		 Power source (+B) Always

    11 to 14 V*1

    9.5 to 14 V*2
    H99-17 (SPD) - H99-3 (GND) W - BR Vehicle speed signal

    Engine switch on (IG)

    Wheel being rotated

    		 Pulse generation
    H99-18 (GND2) - Body ground BR - Body ground Ground Always Below 1 V
    H99-19 (WFL-) - H99-3 (GND) W - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    H99-20 (WFR-) - H99-3 (GND) Y - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    H99-21 (WF1-) - H99-3 (GND) LG - BR Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    H99-22 (CTR-) - H99-3 (GND) Y - BR Sound signal (Front Center) Audio system playing A waveform synchronized with sound signals is output
    H99-25 (SL-) - H99-3 (GND)*4 Y - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    H99-26 (SR-) - H99-3 (GND)*4 W - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    H99-27 (FL-) - H99-3 (GND) W - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    H99-28 (FR-) - H99-3 (GND) Y - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    H99-29 (RL-) - H99-3 (GND) W - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    H99-30 (RR-) - H99-3 (GND) P - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    H157-2 (MI+) B MOST communication signal - -
    H157-3 (MI-) B MOST communication signal - -
    H157-4 (SLDI) Shield Shield ground - -
    H157-5 (MO+) B MOST communication signal - -
    H157-6 (MO-) B MOST communication signal - -
    H157-7 (SLDO) Shield Shield ground - -
    H157-8 (WUI) W MOST communication wake-up signal - -

    • *1: w/o Stop and Start System

    • *2: w/ Stop and Start System

    • *3: w/ Manual (SOS) Switch

    • *4: for 15 Speakers

    • *5: except 6AR-FSE

    • *6: for 6AR-FSE

  3. MULTI-DISPLAY ASSEMBLY

    A01W2SZE03
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H93-2 (ILL) - H93-13 (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
    H93-6 (TX1+) W AVC-LAN communication signal - -
    H93-7 (TX+) P AVC-LAN communication signal - -
    H93-11 (VMTI) - H93-13 (GND1) G - W-B Visual mute signal When image on display switches

    3.5 V or higher

    → Below 1 V

    → 3.5 V or higher
    H93-12 (B) - H93-13 (GND1) L - W-B Power source (+B) Always

    11 to 14 V*1

    9.5 to 14 V*2
    H93-13 (GND1) - Body ground W-B - Body ground Ground Always Below 1 V
    H93-18 (TX1-) V AVC-LAN communication signal - -
    H93-19 (TX-) V AVC-LAN communication signal - -
    H93-24 (ACC) - H93-13 (GND1) GR - W-B Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC)

    11 to 14 V*1

    9.5 to 14 V*2
    H196-1 (GVIF) B Video signal (Digital) - -

    • *1: w/o Stop and Start System

    • *2: w/ Stop and Start System

  4. REMOTE TOUCH (REMOTE OPERATION BOARD)

    A01W5J6E04
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H95-1 (+B) - H95-15 (GND) L - W-B Power source (+B) Always

    11 to 14 V*1

    9.5 to 14 V*2
    H95-2 (ACC) - H95-15 (GND) B - W-B Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC)

    11 to 14 V*1

    9.5 to 14 V*2
    H95-4 (MO-) V Local bus communication signal - -
    H95-5 (MO+) W Local bus communication signal - -
    H95-9 (ILL+) - H95-15 (GND) G - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position 11 to 14 V
    H95-15 (GND) - Body ground W-B - Body ground Ground Always Below 1 V
    H95-16 (ILL-) - H95-15 (GND) GR - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position Pulse generation

    • *1: w/o Stop and Start System

    • *2: w/ Stop and Start System

  5. REAR CONTROL SWITCH (w/ Rear Control Switch)

    A01W5PXE03
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    h2-1 (+B) - h2-16 (GND) R - W-B Power source (+B) Always

    11 to 14 V*1

    9.5 to 14 V*2
    h2-5 (TX-) W AVC-LAN communication signal - -
    h2-6 (ACC) - h2-16 (GND) P - W-B Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC) 11 to 14 V
    h2-7 (IG+) - h2-16 (GND) SB - W-B Power source (IG) Engine switch off Below 1 V
    Engine switch on (IG)

    11 to 14 V*1

    9.5 to 14 V*2
    h2-15 (TX+) L AVC-LAN communication signal - -
    h2-16 (GND) - Body ground W-B - Body ground Ground Always Below 1 V

    • *1: w/o Stop and Start System

    • *2: w/ Stop and Start System

  6. TELEMATICS TRANSCEIVER (w/ Manual (SOS) Switch for G-BOOK))

    Click here

  7. TELEMATICS TRANSCEIVER (w/ Manual (SOS) Switch except G-BOOK))

    Click here