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

    B004EL3E08
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    O147-1 (VMTF) - O146-1 (GND1) W - W-B Visual mute signal Power switch on (ACC) 3.5 V or higher → Below 1 V → 3.5 V or higher
    O147-5 (CNH1) BE Local bus communication signal - -
    O147-6 (CNL1) B Local bus communication signal - -
    O147-13 (CANH) BE CAN communication signal - -
    O147-14 (CANL) B CAN communication signal - -
    O147-15 (ILL+) - O146-1 (GND1) G - W-B Illumination signal Light control switch off Below 1 V

    Power switch off

    Light control switch in tail or head position

    		 11 to 14 V
    O147-16 (ILL-) - O146-1 (GND1) BE - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position Pulse generation
    O147-19 (IG) - O146-1 (GND1) P - W-B Power source (IG) Power switch off Below 1 V
    Power switch on (IG) 11 to 14 V
    O147-20 (PKB) - O146-1 (GND1) GR - W-B Parking brake signal

    See "Vehicle Signal Check Mode" in Operation Check

    Click here

    		-
    O147-21 (MIN+) - O146-1 (GND1) W - W-B Microphone voice signal

    See "Microphone Check" in Operation Check

    Click here

    		-
    O147-22 (MIN-) - Body ground B - Body ground Microphone voice signal

    See "Microphone Check" in Operation Check

    Click here

    		-
    O147-23 (MACC) - O146-1 (GND1) R - W-B Microphone power supply Power switch off Below 1 V
    Power switch on (ACC) 4 to 6 V
    O147-24 (SGND) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    O147-25 (SNS2) - O146-1 (GND1) L - W-B Microphone connection detection signal Always Below 1 V
    O146-1 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω
    O146-2 (GND2) - Body ground SB - Body ground Ground Always Below 1 Ω
    O146-3 (+B) - O146-1 (GND1) G - W-B Power source (+B) Power switch off 11 to 14 V
    O146-4 (+B1) - O146-1 (GND1) V - W-B Power source (+B) Power switch off 11 to 14 V
    O146-5 (TX1+) G AVC-LAN communication signal - -
    O146-6 (TX1-) V AVC-LAN communication signal - -
    O146-10 (AGND) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    O146-11 (VAL+) - O146-13 (VA-) B - R Sound signal (Left) External device system playing (when No. 1 stereo jack adapter assembly used) A waveform synchronized with sound signals is output
    O146-12 (VAR+) - O146-13 (VA-) W - R Sound signal (Right) External device system playing (when No. 1 stereo jack adapter assembly used) A waveform synchronized with sound signals is output
    O146-13 (VA-) - O146-1 (GND1) R - W-B Sound signal ground Always Below 1 V
    O146-14 (ADPG) - O146-1 (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
    O146-15 (ACC1) - O146-1 (GND1) BE - W-B Power source (ACC) Power switch off Below 1 V
    Power switch on (ACC) 11 to 14 V
    O146-16 (ACC) - O146-1 (GND1) BE - W-B Power source (ACC) Power switch off Below 1 V
    Power switch on (ACC) 11 to 14 V
    O146-21 (SW1) - O146-24 (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
    O146-22 (SW2) - O146-24 (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
    O146-24 (SWG) - Body ground BR - Body ground Steering pad switch signal Always Below 1 Ω
    O146-27 (SPD) - O146-1 (GND1) L - W-B Vehicle speed signal

    See "Vehicle Signal Check Mode" in Operation Check

    Click here

    		-
    O148-7 (SUP) - O146-1 (GND1) LG - W-B Start up signal 20 seconds elapse after turning the power switch on (ACC) 11 to 14 V
    O148-19 (RST)* SB - - -
    O148-22 (SI+) - O146-1 (GND1) R - W-B Voice signal Voice guidance sounding A waveform synchronized with sound is output
    O148-23 (SI-) - O146-1 (GND1) L - W-B Voice signal Voice guidance sounding A waveform synchronized with sound is output
    O148-24 (SGND) - O146-1 (GND1) Shielded - W-B Shield ground Always Below 1 Ω
    O148-25 (MCO+) - O148-26 (MCO-) B - W Microphone voice signal

    See "Check Microphone (DCU)" in Operation Check

    Click here

    		-
    O148-26 (MCO-) - O146-1 (GND1) W - W-B Microphone voice signal

    See "Check Microphone (DCU)" in Operation Check

    Click here

    		-
    O148-28 (REV2) - O146-1 (GND1) G - W-B Reverse signal Engine running, shift position not in R → in R 2 V or less → 11 to 14 V
    O165-1 (GVIF-) - Video signal (Digital) - -
    O165-2 (GVIF+) - Video signal (Digital) - -
    O165-3 (GND) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    t1-1 (GVIF-) - Video signal (Digital) - -
    t1-2 (GVIF+) - Video signal (Digital) - -
    t1-3 (GND) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    t1-4 (USB+) - USB communication line - -
    t1-5 (USB-) - USB communication line - -
    t1-6 (USBS) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    j1-1 (WUO) W MOST communication wake-up signal - -
    j1-2 (MI+) B MOST communication signal - -
    j1-3 (MI-) B MOST communication signal - -
    j1-4 (SLDI) Shielded Shield ground - -
    j1-5 (MO+) B MOST communication signal - -
    j1-6 (MO-) B MOST communication signal - -
    j1-7 (SLDO) Shielded Shield ground - -
    O163-1 (USV1) - Power source - -
    O163-2 (US1-) - Data signal - -
    O163-3 (US1+) - Data signal - -
    O163-4 (UGD1) - Ground - -
    O163-5 (USG1) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    RA-5 (ANT+) - O146-1 (GND1) - - W-B Power source of antenna

    Power switch on (ACC)

    Radio switch on and AM or FM selected

    		 11 to 14 V

    *: It is connected, but not used

  2. NAVIGATION ECU

    B004GDNE02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    O150-6 (VOI+) - O150-23 (GND) R - W-B Voice signal Voice guidance sounding A waveform synchronized with sound is output
    O150-7 (VOI-) - O150-23 (GND) L - W-B Voice signal Voice guidance sounding A waveform synchronized with sound is output
    O150-8 (SLD1) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    O150-9 (SPD) - O150-23 (GND) L - W-B Vehicle speed signal

    See "Check GPS and Vehicle Sensors" in Operation Check

    Click here

    		-
    O150-10 (+B) - O150-23 (GND) V - W-B Power source (+B) Power switch off 11 to 14 V
    O150-13 (MIC+) - O150-23 (GND) B - W-B Microphone voice signal

    See "Microphone Check (MEU)" in Operation Check

    Click here

    		-
    O150-14 (MIC-) - Body ground W - Body ground Microphone voice signal

    See "Microphone Check (MEU)" in Operation Check

    Click here

    		-
    O150-19 (REV2) - O150-23(GND) G - W-B Reverse signal Engine running, shift position not in R → in R 2 V or less → 11 to 14 V
    O150-21 (SUP) - O150-23 (GND) LG - W-B Power source (ACC) 20 seconds elapse after turning the power switch on (ACC) 11 to 14 V
    O150-22 (RST)* SB - - -
    O150-23 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
    t2-1 (GVFI-) - Video signal (Digital) - -
    t2-2 (GVFI+) - Video signal (Digital) - -
    t2-3 (GND) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
    t2-4 (USB+) - USB communication line - -
    t2-5 (USB-) - USB communication line - -
    t2-6 (USBS) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω

    *: It is connected, but not used

  3. STEREO COMPONENT AMPLIFIER ASSEMBLY

    B004FU0N24
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    T20-1 (+B) - T20-3 (GND)*1 SB - BR Power source (+B) Power switch off 11 to 14 V
    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
    T20-10 (SL+) - T20-3 (GND)*1 B - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    T20-11 (SR+) - T20-3 (GND)*1 W - 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) BE - BR Power source (+B) Power switch off 11 to 14 V
    T20-17 (SPD) - T20-3 (GND) L - BR Vehicle speed signal

    Power switch on (IG)

    Wheel being rotated

    		 Pulse generation
    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
    T20-25 (SL-) - T20-3 (GND)*1 V - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    T20-26 (SR-) - T20-3 (GND)*1 GR - 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
    T34-2 (MI+) B MOST communication signal - -
    T34-3 (MI-) B MOST communication signal - -
    T34-4 (SLDI) Shielded Shield ground - -
    T34-5 (MO+) B MOST communication signal - -
    T34-6 (MO-) B MOST communication signal - -
    T34-7 (SLDO) Shielded Shield ground - -
    T34-8 (WUI) W MOST communication wake-up signal - -

    *1: for 17 Speakers

  4. MULTI-DISPLAY ASSEMBLY

    B004GVEN10
    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

    Power switch off

    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) Power switch off 11 to 14 V
    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) BE - W-B Power source (ACC) Power switch off Below 1 V
    Power switch on (ACC) 11 to 14 V
    O166-1 (GVIF+) - Video signal (Digital) - -
    O166-2 (GVIF-) - Video signal (Digital) - -
    O166-3 (GND) Shielded Shield ground - -

  5. REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY)

    B004GQFN19
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    O152-1 (+B) - O152-10 (GND) V - W-B Power source (+B) Power switch off 11 to 14 V
    O152-2 (ILL+) - O152-10 (GND) G - W-B Illumination signal Light control switch off Below 1 V

    Power switch off

    Light control switch in tail or head position

    		 11 to 14 V
    O152-5 (ILL-) - O152-10 (GND) BE - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position Pulse generation
    O152-6 (ACC) - O152-10 (GND) BE - W-B Power source (ACC) Power switch on (ACC) 11 to 14 V
    Power switch off Below 1 V
    O152-8 (MO-) B Local bus communication signal - -
    O152-9 (MO+) GR Local bus communication signal - -
    O152-10 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

  6. COMBINATION METER ASSEMBLY

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