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

    A01XRKDN02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    K57-1 (CANH) B CAN communication signal - -
    K57-2 (CANL) W CAN communication signal - -
    K57-45 (TX3+) L AVC-LAN communication signal - -
    K57-46 (TX3-) LG AVC-LAN communication signal - -
    K57-10 (VMTF) - K57-12 (GND1) Y - W-B Visual mute signal

    Engine switch on (ACC)

    Screen display changing

    3.5 V or higher

    → Below 1 V

    → 3.5 V or higher
    K57-12 (GND1) - Body ground W-B - Body ground Ground Always Below 1 V
    K57-13 (ILL-) - K57-12 (GND1) W - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position Pulse generation
    K57-14 (ILL+) - K57-12 (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
    K57-15 (IG) - K57-12 (GND1) LG - W-B Power source (IG) Engine switch off Below 1 V
    Engine switch on (IG) 11 to 14 V
    K57-16 (ACC1) - K57-12 (GND1) GR - W-B Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC) 11 to 14 V
    K57-17 (+B1) - K57-12 (GND1) L - W-B Power source (+B) Always 11 to 14 V
    K57-3 (CNH1) W Local bus communication signal - -
    K57-4 (CNL1) V Local bus communication signal - -
    K57-27 (MIN+) - K57-12 (GND1) W - W-B Microphone voice signal

    See "Microphone Check" in Operation Check

    Click here

    		-
    K57-28 (SGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    K57-29 (MACC) - K57-12 (GND1) B - W-B Microphone power supply Engine switch off Below 1 V
    Engine switch on (ACC) 4 to 6 V
    K57-30 (SW1) - K57-32 (SWG) L - LG 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
    K57-31 (SW2) - K57-32 (SWG) R - LG 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
    K57-32 (SWG) - Body ground LG - Body ground Steering pad switch signal Always Below 1 V
    K57-48 (MIN-) - Body ground R - Body ground Microphone voice signal

    See "Microphone Check" in Operation Check

    Click here

    		-
    K57-49 (SNS2) - K57-12 (GND1) G - W-B Microphone connection detection signal Always Below 1 V
    K57-56 (SPD) - K57-12 (GND1) SB - W-B Vehicle speed signal

    See "Vehicle Signal Check Mode" in Operation Check

    Click here

    		-
    K58-5 (AGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    K58-6 (VV+) - K57-12 (GND1) B - W-B Video signal External device system playing (when No. 1 stereo jack adapter assembly used) A waveform synchronized with video signals is output
    K58-7 (VAR+) - K58-15 (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
    K58-8 (VAL+) - K58-15 (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
    K58-13 (SG) - K57-12 (GND1) Shield - W-B Shield ground Always Below 1 V
    K58-14 (VV-) - K57-12 (GND1) W - W-B Video signal ground Always Below 1 V
    K58-15 (VA-) - K57-12 (GND1) R - W-B Sound signal ground Always Below 1 V
    K58-16 (ADPG) - K57-12 (GND1) Y - W-B External device connection detection signal External device connected Below 1 V
    External device not connected 2.1 to 3 V
    K115-1 (WUO) W MOST communication wake-up signal - -
    K115-2 (MI+) B MOST communication signal - -
    K115-3 (MI-) B MOST communication signal - -
    K115-4 (SLDI) Shield Shield ground - -
    K115-5 (MO+) B MOST communication signal - -
    K115-6 (MO-) B MOST communication signal - -
    K115-7 (SLDO) Shield Shield ground - -
    K56-7 (GND2) - Body ground W-B - Body ground Ground Always Below 1 V
    K56-12 (+B) - K56-12 (GND1) L - W-B Power source (+B) Always 11 to 14 V
    K119-1 (USV1) - Power source - -
    K119-2 (US1-) - Data signal - -
    K119-3 (US1+) - Data signal - -
    K119-4 (UGD1) - Ground - -
    K119-5 (USG1) - Shield ground - -
    K116-1 (GVIF) - Video signal (Digital) - -
    K116-2 (GVIF) - Video signal (Digital) - -
    RA-5 (ANT+) - J50-12 (GND1) - - W-B Power source of antenna

    Engine switch on (ACC)

    Radio receiver assembly on and AM or FM selected

    		 11 to 14 V

  2. STEREO COMPONENT AMPLIFIER ASSEMBLY

    A01XRBYE13
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    T32-1 (+B) - T32-3 (GND) B - W-B Power source (+B) Always 11 to 14 V
    T32-3 (GND) - Body ground W-B - Body ground Ground Always Below 1 V
    T32-4 (WFL+) - T32-3 (GND) P - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    T32-5 (WFR+) - T32-3 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    T32-6 (WF1+) - T32-3 (GND) R - W-B Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    T32-7 (CTR+) - T32-3 (GND) Y - W-B Sound signal (Front Center) Audio system playing A waveform synchronized with sound signals is output
    T32-10 (SL+) - T32-3 (GND)*1 LG - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    T32-11 (SR+) - T32-3 (GND)*1 B - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    T32-12 (FL+) - T32-3 (GND) W - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    T32-13 (FR+) - T32-3 (GND) R - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    T32-14 (RL+) - T32-3 (GND) B - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    T32-15 (RR+) - T32-3 (GND) R - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    T32-16 (+B2) - T32-3 (GND) G - W-B Power source (+B) Always 11 to 14 V
    T32-17 (SPD) - T32-3 (GND) SB - W-B Vehicle speed signal

    Engine switch on (IG)

    Wheel being rotated

    		 Pulse generation
    T32-18 (GND2) - Body ground W-B - Body ground Ground Always Below 1 V
    T32-19 (WFL-) - T32-3 (GND) R - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    T32-20 (WFR-) - T32-3 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    T32-21 (WF1-) - T32-3 (GND) W - W-B Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    T32-22 (CTR-) - T32-3 (GND) B - W-B Sound signal (Front Center) Audio system playing A waveform synchronized with sound signals is output
    T32-25 (SL-) - T32-3 (GND)*1 L - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    T32-26 (SR-) - T32-3 (GND)*1 Y - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    T32-27 (FL-) - T32-3 (GND) R - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    T32-28 (FR-) - T32-3 (GND) P - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    T32-29 (RL-) - T32-3 (GND) Y - W-B Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    T32-30 (RR-) - T32-3 (GND) W - W-B Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    T41-2 (MI+) B MOST communication signal - -
    T41-3 (MI-) B MOST communication signal - -
    T41-4 (SLDI) Shield Shield ground - -
    T41-5 (MO+) B MOST communication signal - -
    T41-6 (MO-) B MOST communication signal - -
    T41-7 (SLDO) Shield Shield ground - -
    T41-8 (WUI) W MOST communication wake-up signal - -

    • *1: for 17 Speakers

  3. MULTI-DISPLAY (for 8 Inch Display)

    A01XRPEE17
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    K52-2 (ILL) - K52-13 (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
    K52-6 (TX1+) B AVC-LAN communication signal - -
    K52-7 (TX+) L AVC-LAN communication signal - -
    K52-11 (VMTI) - K52-13 (GND1) Y - W-B Visual mute signal When image on display switches

    3.5 V or higher

    → Below 1 V

    → 3.5 V or higher
    K52-12 (B) - K52-13 (GND1) P - W-B Power source (+B) Always 11 to 14 V
    K52-13 (GND1) - Body ground W-B - Body ground Ground Always Below 1 V
    K52-18 (TX1-) W AVC-LAN communication signal - -
    K52-19 (TX-) LG AVC-LAN communication signal - -
    K52-24 (ACC) - K52-13 (GND1) GR - W-B Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC) 11 to 14 V
    K117-1 (GVIF) B Video signal (Digital) - -

  4. ACCESSORY METER ASSEMBLY (for 12.3 Inch Display)

    A01XRPEE19
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    K126-2 (ILL) - K126-13 (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
    K126-6 (TX1+) B AVC-LAN communication signal - -
    K126-7 (TX+) L AVC-LAN communication signal - -
    K126-11 (VMTI) - K126-13 (GND1) Y - W-B Visual mute signal When image on display switches

    3.5 V or higher

    → Below 1 V

    → 3.5 V or higher
    K126-12 (B) - K126-13 (GND1) P - W-B Power source (+B) Always 11 to 14 V
    K126-13 (GND1) - Body ground W-B - Body ground Ground Always Below 1 V
    K126-15 (WUI) Y Local bus communication signal - -
    K126-16 (WUO) B Local bus communication signal - -
    K126-18 (TX1-) W AVC-LAN communication signal - -
    K126-19 (TX-) LG AVC-LAN communication signal - -
    K126-24 (ACC) - K52-13 (GND1) GR - W-B Power source (ACC) Engine switch off Below 1 V
    Engine switch on (ACC) 11 to 14 V
    K127-1 (GVIF) B Video signal (Digital) - -

  5. REMOTE TOUCH (REMOTE OPERATION BOARD)

    A01XREJE15
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    K50-1 (+B) - K50-15 (GND) P - W-B Power source (+B) Always 11 to 14 V
    K50-2 (ACC) - K50-15 (GND) GR - W-B Power source (ACC) Engine switch on (ACC) 11 to 14 V
    Engine switch off Below 1 V
    K50-4 (MO-) V Local bus communication signal - -
    K50-5 (MO+) W Local bus communication signal - -
    K50-9 (ILL+) - K50-15 (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
    K50-15 (GND) - Body ground W-B - Body ground Ground Always Below 1 V
    K50-16 (ILL-) - K50-15 (GND) W - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position Pulse generation

  6. COMBINATION METER ASSEMBLY

    Click here

  7. COMBINATION METER MIRROR ECU

    Click here