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

    B004P81N04
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    F32-1 (FR+) - F32-7 (GND1)

    LA-LG - LA-BR*1

    B - LA-BR*2

    Sound signal (Front right)*1

    Sound signal (Right)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    F32-2 (FL+) - F32-7 (GND1)

    LA-P - LA-BR*1

    R - LA-BR*2

    Sound signal (Front left)*1

    Sound signal (Left)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    F32-3 (ACC1) - F32-7 (GND1) GR - LA-BR Power source (ACC) Power switch off Below 1 V
    Power switch on (ACC) 11 to 14 V
    F32-4 (+B1) - F32-7 (GND1) SB - LA-BR Power source (+B) Power switch off 11 to 14 V
    F32-5 (FR-) - F32-7 (GND1)

    LA-L - LA-BR*1

    W - LA-BR*2

    Sound signal (Front right)*1

    Sound signal (Right)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    F32-6 (FL-) - F32-7 (GND1)

    LA-V - LA-BR*1

    G - LA-BR*2

    Sound signal (Front left)*1

    Sound signal (Left)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    F32-7 (GND1) - Body ground LA-BR - Body ground Ground Always Below 1 V
    F32-8 (TMUT) - Body ground*1*3 LG - Body ground Mute signal

    Power switch on (ACC)

    Audio system playing

    		 2.0 V or higher
    Emergency call mode Below 1 V
    F32-10 (ILL+) - F32-7 (GND1) G - LA-BR Illumination signal Light control switch off Below 1 V

    Power switch off

    Light control switch in tail or head position

    		 11 to 14 V
    F33-1 (RR+) - F32-7 (GND1)*1 R - LA-BR Sound signal (Rear right) Audio system playing A waveform synchronized with sound signals is output
    F33-2 (RL+) - F32-7 (GND1)

    B - LA-BR*1

    V - LA-BR*2

    Sound signal (Rear left)*1

    Voice signal*2

    Audio system playing*1

    Voice guidance sounding*2

    A waveform synchronized with sound signals is output*1

    A waveform synchronized with voice signals is output*2
    F33-3 (RR-) - F32-7 (GND1)*1 W - LA-BR Sound signal (Rear right) Audio system playing A waveform synchronized with sound signals is output
    F33-6 (RL-) - F32-7 (GND1)

    Y - LA-BR*1

    LG - LA-BR*2

    Sound signal (Rear left)*1

    Voice signal*2

    Audio system playing*1

    Voice guidance sounding*2

    A waveform synchronized with sound signals is output*1

    A waveform synchronized with voice signals is output*2
    F31-1 (IG) - F32-7 (GND1)

    SB - LA-BR*5

    W - LA-BR*6

    		 Power source (IG) Power switch off Below 1 V
    Power switch on (IG) 11 to 14 V
    F31-2 (REV) - F32-7 (GND1) G - LA-BR Reverse signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    F31-4 (MACC) - F32-7 (GND1)*4 R - LA-BR Microphone power supply Power switch off Below 1 V
    Power switch on (ACC) 4.75 to 5.25 V
    F31-5 (MIN+) - F32-7 (GND1)

    G - LA-BR*3

    B - LA-BR*4

    		 Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    F31-6 (SNS2) - F32-7 (GND1) GR - LA-BR Microphone connection detection signal Always Below 1 V
    F31-7 (TX1+)*2 P AVC-LAN communication signal - -
    F31-8 (TX1-)*2 BE AVC-LAN communication signal - -
    F31-9 (CANH) L CAN communication signal - -
    F31-10 (CANL) W CAN communication signal - -
    F31-11 (AGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    F31-15 (PKB) - F32-7 (GND1) B - LA-BR Parking brake signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    F31-16 (MUT1) - F32-7 (GND1)*2 L - LA-BR Mute signal Audio system playing 3.5 V or higher
    Audio system charging modes Below 1 V
    F31-17 (SPD) - F32-7 (GND1) LG - LA-BR Vehicle speed signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    F31-18 (SGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    F31-19 (MIN-) - F32-7 (GND1)

    R - LA-BR*3

    W - LA-BR*4

    		 Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    F31-21 (SW1) - F31-23 (SWG) G - 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
    F31-22 (SW2) - F31-23 (SWG) 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
    F31-23 (SWG) - F32-7 (GND1) B - LA-BR Steering pad switch ground Always Below 1 V
    F31-25 (ADPG) - F32-7 (GND1) BE - LA-BR External device connection detection signal External device connected Below 1 V
    External device not connected 2.1 to 3 V
    F31-26 (VAR+) - F31-27 (VA-) R - LA-BR Sound signal (Right) External device playing (When stereo jack used) A waveform synchronized with sound signals is output
    F31-27 (VA-) - F32-7 (GND1) B - LA-BR Ground Always Below 1 V
    F31-28 (VAL+) - F31-27 (VA-) W - B Sound signal (Left) External device playing (When stereo jack used) A waveform synchronized with sound signals is output
    F34-3 (CNH1) G Local bus communication signal - -
    F34-4 (CNL1) L Local bus communication signal - -
    F34-11 (CA+) - F32-7 (GND1) B - LA-BR Television camera power supply Power switch on (ACC) 5.8 to 6.5 V
    F34-12 (V+) - F32-7 (GND1) R - LA-BR Video signal

    Power switch on (IG)

    Shift lever in R

    Camera lens not covered, displaying an image

    Pulse generation

    (Refer to waveform 1)

    Power switch on (IG)

    Shift lever in R

    Camera lens covered, blacking out screen

    Pulse generation

    (Refer to waveform 2)
    F34-23 (CGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    F34-24 (V-) - F32-7 (GND1) W - LA-BR Ground Always Below 1 V
    e2-1 (SGND) - Body ground B - Body ground Shield ground Always Below 1 V
    e2-2 (SPDO) - F32-7 (GND1) B - LA-BR Vehicle speed signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    e2-3 (ACC2) - F32-7 (GND1) B - LA-BR Power source (ACC) Power switch off Below 1 V
    Power switch on (ACC) 11 to 14 V
    e2-4 (+B2) - F32-7 (GND1) W - LA-BR Power source (+B) Power switch off 11 to 14 V
    e2-5 (MCO+) - F32-7 (GND1) B - LA-BR Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    e2-6 (MCO-) - F32-7 (GND1) B - LA-BR Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    e2-8 (GND2) - Body ground W - Body ground Ground Always Below 1 V
    e1-1 (LVDS) - LVDS communication signal - -
    RA-5 (ANT+) - F32-7 (GND1) - - LA-BR Power source of antenna

    Power switch on (ACC)

    Radio switch on and FM or AM selected

    		 8 V or higher

    • *1: for 6 Speakers

      *2: for 10 Speakers

      *3: w/ Manual (SOS) Switch

      *4: w/o Manual (SOS) Switch

      *5: for LHD

      *6: for RHD


    1. Reference (Oscilloscope waveform):


      1. B004QOHC06
        *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 F34-12 (V+) - F32-7 (GND1)
        Measurement setting 200 mV/DIV., 50 μs./DIV.
        Condition Power switch on (IG), shift lever in R

        Tech Tips


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

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

      2. B004QM1C04
        *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 F34-12 (V+) - F32-7 (GND1)
        Measurement setting 200 mV/DIV., 50 μs./DIV.
        Condition Power switch on (IG), shift lever in R

        Tech Tips


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

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

  2. NAVIGATION ECU

    B004Q3DN08
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    e3-1 (+B) - e3-2 (GND) W - W Power source (+B) Power switch off 11 to 14 V
    e3-2 (GND) - Body ground W - Body ground Ground Always Below 1 V
    e3-3 (ACC) - e3-2 (GND) B - W Power source (ACC) Power switch off Below 1 V
    Power switch on (ACC) 11 to 14 V
    e3-5 (SPD) - e3-2 (GND) B - W Vehicle speed signal

    Power switch on (IG)

    Wheel being rotated

    		 Pulse generation
    e3-16 (MIC+) - e3-2 (GND) B - W Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    e3-17 (MIC-) - e3-2 (GND) B - W Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    e3-18 (SGND) - Body ground B - Body ground Shield ground Always Below 1 V
    A-1 (USV1) - Power source - -
    A-2 (US1-) - Data signal - -
    A-3 (US1+) - Data signal - -
    A-4 (UGD1) - Ground - -
    A-5 (USG1) - Shield ground - -
    e4-1 (LVDS) - LVDS communication signal - -

  3. STEREO COMPONENT AMPLIFIER ASSEMBLY (for 10 Speakers)

    B004P2DE38
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    F60-1 (+B) - F60-3 (GND) B - W-B Power source (+B) Power switch off 11 to 14 V
    F60-3 (GND) - Body ground W-B - Body ground Ground Always Below 1 V
    F60-12 (RL+) - F60-3 (GND) B - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    F60-11 (RR+) - F60-3 (GND) R - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    F60-8 (FL+) - F60-3 (GND) P - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    F60-13 (TWR+) - F60-3 (GND) BE - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    F60-10 (TWL+) - F60-3 (GND) LG - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    F60-15 (FR+) - F60-3 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    F60-27 (RL-) - F60-3 (GND) Y - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    F60-26 (RR-) - F60-3 (GND) W - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    F60-23 (FL-) - F60-3 (GND) V - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    F60-28 (TWR-) - F60-3 (GND)

    P - W-B*1

    G - W-B*2

    		 Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    F60-25 (TWL-) - F60-3 (GND) BE - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    F60-30 (FR-) - F60-3 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    F61-1 (MUTE) - F60-3 (GND) L - W-B Mute signal Audio system playing 3.5 V or higher
    Audio system changing modes Below 1 V
    F61-2 (L-) - F60-3 (GND) G - W-B Sound signal (Left) Audio system playing A waveform synchronized with sound signals is output
    F61-3 (L+) - F60-3 (GND) R - W-B Sound signal (Left) Audio system playing A waveform synchronized with sound signals is output
    F61-4 (R-) - F60-3 (GND) W - W-B Sound signal (Right) Audio system playing A waveform synchronized with sound signals is output
    F61-5 (R+) - F60-3 (GND) B - W-B Sound signal (Right) Audio system playing A waveform synchronized with sound signals is output
    F61-6 (SLD) - Body ground Shield - Body ground Shield ground Always Below 1 V
    F61-7 (TX-) BE AVC-LAN communication signal - -
    F61-8 (TX+) P AVC-LAN communication signal - -
    F61-11 (SPD) - F60-3 (GND) R - W-B Vehicle speed signal

    Power switch on (IG)

    Wheel being rotated

    		 Pulse generation
    F61-12 (ACC) - F60-3 (GND) L - W-B Power source (ACC) Power switch off Below 1 V
    Power switch on (ACC) 11 to 14 V
    F61-14 (II1-) - F60-3 (GND) LG - W-B Voice signal Voice guidance sounding A waveform synchronized with voice signals is output
    F61-15 (II1+) - F60-3 (GND) V - W-B Voice signal Voice guidance sounding A waveform synchronized with voice signals is output
    F61-18 (SLD1) - Body ground Shield - Body ground Shield ground Always Below 1 V
    F61-24 (TMUT) - Body ground*2 LG - Body ground Mute signal

    Power switch on (ACC)

    Audio system playing

    		 2.0 V or higher
    Emergency call mode Below 1 V

    • *1: w/o Manual (SOS) Switch

      *2: w/ Manual (SOS) Switch

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

    Click here

  5. METER CIRCUIT PLATE

    Click here

  6. COMBINATION METER MIRROR ECU (w/ Headup Display System)

    Click here