NAVIGATION SYSTEM (for HDD) TERMINALS OF ECU


  1. CHECK DISPLAY AND NAVIGATION MODULE DISPLAY

    A009824E03
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H4-1 (+B1) - H4-10 (GND1) SB - BR Battery Always 11 to 14 V
    H4-2 (ACC) - H4-10 (GND1) GR - BR Accessory (On) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    H4-3 (IG) - H4-10 (GND1) L - BR Power source (IG) Ignition switch off Below 1 V
    Ignition switch ON 11 to 14 V
    H4-4 (MACC) - H4-10 (GND1) R - BR Microphone AMP power supply Ignition switch off Below 1 V
    Ignition switch ON 5 V
    H4-5 (MIN+) - H4-10 (GND1) B - BR Microphone voice signal

    See "Microphone & Voice Recognition Check" ( Click here)

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    H4-6 (MIN-) - Body ground W - Body ground Microphone voice signal

    See "Microphone & Voice Recognition Check" ( Click here)

    		 -
    H4-7 (SGND) - H4-10 (GND1) Shielded - BR Shield ground Always Below 1 V
    H4-10 (GND1) - Body ground BR - Body ground Ground Always Below 1 V
    H4-11 (ILL-) - H4-10 (GND1) W-B - BR Illumination signal Ignition switch ON, light control switch off Below 1 V
    Ignition switch ON, light control switch tail 11 to 14 V
    H4-12 (ILL+) - H4-10 (GND1) G - BR Illumination signal Ignition switch ON, light control switch off Below 1 V
    Ignition switch ON, light control switch tail 11 to 14 V
    H4-16 (REV) - H4-10 (GND1) R - BR Reverse signal

    See "Vehicle Signal" ( Click here)

    		 -
    H4-17 (PKB) - H4-10 (GND1) LG - BR Parking brake signal

    See "Vehicle Signal" ( Click here)

    		 -
    H4-18 (SPD) - H4-10 (GND1) R - BR Speed signal from combination meter assembly

    See "Vehicle Signal" ( Click here)

    		 -
    H4-20 (SNS2) - H4-10 (GND1) R - BR Microphone detection signal Always Below 1 V
    H4-23 (SWG) - Body ground L - Body ground Steering pad switch signal Always Below 1 V
    H4-24 (SW2) - H4-23 (SWG) B - L Steering pad switch signal Steering pad switch not operated 4.44 to 5.43 V
    Seek+ switch pushed Below 0.5 V
    Seek- switch pushed 0.86 to 0.15 V
    Volume+ switch pushed 2.09 to 2.54 V
    Volume- switch pushed 3.20 to 3.88 V
    H4-25 (SW1) - H4-23 (SWG) W - L Steering pad switch signal Steering pad switch not operated 4.5 to 5.5 V
    MODE switch pushed Below 0.5 V
    On hook switch pushed 1.19 to 1.49 V
    Off hook switch pushed 1.19 to 1.49 V
    Voice switch pushed 3.20 to 3.88 V
    H2-1 (MI+) G*1 MOST communication signal - -
    B*2
    H2-2 (SLDI) - H4-10 (GND1) BR - BR Shield ground Always Below 1 V
    H2-3 (MO+) B MOST communication signal - -
    H2-4 (VMTR) - H4-10 (GND1)*1 W - BR Visual mute signal When image on display switches 4 V or higher → Below 0.7 V → 4 V or higher
    H2-5 (MI-) R*1 MOST communication signal - -
    W*2
    H2-6 (SLDO) - H4-10 (GND1) BR - BR MOST communication signal Always Below 1 V
    H2-7 (MO-) W MOST communication signal - -
    H2-8 (WUO) - H4-10 (GND1) GR - BR MOST communication wake-up signal Ignition switch ACC 4.5 V or higher
    Ignition switch off Below 1 V
    H3-1 (TX1+) L AVC-LAN communication signal - -
    H3-2 (TX1-) LG AVC-LAN communication signal - -
    H3-4 (NTSO) - H4-10 (GND1)*1 G - BR Display signal RSE playing Waveform synchronized with sounds is output
    H3-9 (VV+) - H4-10 (GND1) B - BR Display signal DVD playing Waveform synchronized with sounds is output
    H3-14 (SGND) - H4-10 (GND1)*1 R - BR Ground Always Below 1 V
    H3-15 (SLD2) - H4-10 (GND1)*1 Shielded - BR Shield ground Always Below 1 V
    H3-20 (VV-) - H4-10 (GND1) W - BR Ground Always Below 1 V
    H15-7 (GND) - Body ground GR - Body ground Ground Always Below 1 V
    H15-9 (TXM+) V AVC-LAN communication signal - -
    H15-10 (TXM-) P AVC-LAN communication signal - -
    H15-11 (ACC) - H4-10 (GND1) SB - BR Accessory (On) Ignition switch off → ACC Below 1 V → 11 to 14 V
    H15-12 (+B) - H4-10 (GND1) LG - BR Battery Always 11 to 14 V
    H5-1 (AGND) - H4-10 (GND1) Shielded - BR Shield ground Always Below 1 V
    H5-2 (VV+) - H4-10 (GND1)*1 G - BR Display signal DVD is playing Waveform synchronized with sounds is output
    H5-3 (VAR+) - H4-10 (GND1) W - BR Sound signal (Right) USB audio device playing (When stereo jack adapter used) Waveform synchronized with sounds is output
    H5-4 (VAL+) - H4-10 (GND1) B - BR Sound signal (Left) USB audio device playing (When stereo jack adapter used) Waveform synchronized with sounds is output
    H5-5 (SG) - H4-10 (GND1)*1 Shielded - BR Shield ground Always Below 1 V
    H5-6 (VV-) - H4-10 (GND1)*1 R - BR Ground Always Below 1 V
    H5-7 (VA-) - H4-10 (GND1) R - BR Sound signal ground Always Below 1 V
    H5-8 (ADPG) - H4-10 (GND1)*1 L - BR Video terminal connection detection signal External device is connecting Below 1 V

    • *1: w/ Rear Seat Entertainment System

    • *2: w/o Rear Seat Entertainment System

  2. CHECK RADIO RECEIVER ASSEMBLY

    A0094IBE01
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H1-3 (ILL+) - H1-15 (GND) G - BR Illumination signal Light control switch off Below 1 V
    Light control switch tail 11 to 14 V
    H1-5 (AUXI) - H1-15 (GND) P - BR External device connection detection signal External device connected Below 1 V
    H1-6 (AGND) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    H1-7 (SLD) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    H1-8 (NTSC) - H1-15 (GND) B - BR Display signal RSE playing Waveform synchronized with sounds is output
    H1-9 (MI+) B MOST communication signal - -
    H1-10 (SLDI) - Body ground BR - Body ground Shield ground Always Below 1 V
    H1-11 (MO+) B MOST communication signal - -
    H1-12 (WUI) - H1-15 (GND) L - BR MOST communication signal Ignition switch ACC 4.5 V or higher
    H1-14 (B) - H1-15 (GND) SB - BR Battery Always 11 to 14 V
    H1-15 (GND) - Body ground BR - Body ground Ground Always Below 1 V
    H1-17 (ILL-) - H1-15 (GND) W-B - BR Illumination ground Always Below 1 V
    H1-19 (ARI) - H1-15 (GND) W - BR Sound signal (Right) External device playing (When stereo jack used) Waveform synchronized with sounds is output
    H1-20 (ALI) - H1-15 (GND) B - BR Sound signal (Left) External device playing (When stereo jack used) Waveform synchronized with sounds is output
    H1-21 (ASGN) - H1-15 (GND) R - BR Shield ground Always Below 1 V
    H1-22 (GND) - Body ground W - Body ground Shield ground Always Below 1 V
    H1-23 (MI-) W MOST communication signal - -
    H1-24 (SLDI) - Body ground BR - Body ground Shield ground Always Below 1 V
    H1-25 (MO-) W MOST communication signal - -
    H1-26 (WUO) - H1-15 (GND)* L - BR MOST communication wake-up signal - -

    • *: w/ Rear Seat Entertainment System

  3. CHECK MULTI-MEDIA INTERFACE ECU

    A0094U4E02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H18-1 (USD1) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    H18-2 (URO+) - H18-7 (GND) W - GR USB audio system sound signal USB audio system playing Waveform synchronized with sounds is output
    H18-3 (ULO+) - H18-7 (GND) B - GR USB audio system sound signal USB audio system playing Waveform synchronized with sounds is output
    H18-4 (UGD1) - H18-7 (GND) R - GR USB audio system sound signal USB audio system playing Waveform synchronized with sounds is output
    H18-7 (GND) - Body ground GR - Body ground Ground Always Below 1 V
    H18-9 (TX1+) V AVC-LAN communication signal - -
    H18-10 (TX1-) P AVC-LAN communication signal - -
    H18-11 (ACC) - H18-7 (GND) SB - GR Accessory (ON) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    H18-12 (+B) - H18-7 (GND) LG - GR Battery Always 11 to 14 V
    H17-1 (VRI) - H17-10 (VGN) W - R Aux sound signal (right) External device is playing (When stereo jack is used) Waveform synchronized with sounds is output
    H17-2 (SGND) - Body ground Shielded - Body ground Shield ground Always Below 1 V
    H17-9 (VLI) - H18-7 (GND) B - GR Aux sound signal (left) External device is playing (When stereo jack is used) Waveform synchronized with sounds is output
    H17-10 (VGN) - Body ground R - Body ground Ground Always Below 1 V
    H48-1 (UPO) - H48-4 (UESG) - Battery Always 5 V
    H48-2 (UDI-) - Data signal USB device or "iPod" connected -
    H48-3 (UDI+) - Data signal USB device or "iPod" connected -
    H48-4 (UESG) - Body ground - Ground Always Below 1 V
    H48-5 (UESS) - Body ground - Ground Always Below 1 V

  4. CHECK STEREO COMPONENT AMPLIFIER ASSEMBLY

    A009AVSE01
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    H11-2 (SPD) - H6-2 (GND) R - BR Speed signal from combination meter assembly Ignition switch ON, drive wheels turned slowly Pulse generation
    H11-3 (WUI) - Body ground GR - Body ground MOST communication wake up signal Ignition switch ACC 4.5 V or higher
    H11-4 (MI+) B MOST communication signal - -
    H11-5 (SLDI) - Body ground BR - Body ground Shield ground Always Below 1 V
    H11-6 (MO+) B MOST communication signal - -
    H11-9 (WUO) - Body ground L - Body ground MOST communication wake up signal Ignition switch ACC 4.5 V or higher
    H11-10 (MI-) W MOST communication signal - -
    H11-11 (SLDO) - Body ground BR - Body ground Shield ground Always Below 1 V
    H11-12 (MO-) W MOST communication signal - -
    H12-1 (ML+) - H6-2 (GND) LG - BR Sound signal Always Below 1 V
    H12-2 (MR+) - H6-2 (GND) B - BR Sound signal Ignition switch ON 2 to 3 V
    H12-3 (WFL+) - H6-2 (GND) P - BR Sound signal Ignition switch ON 2 to 3 V
    H12-4 (RL+) - H6-2 (GND) B - BR Sound signal Ignition switch ON, drive wheels turned slowly Pulse generation
    H12-5 (RR+) - H6-2 (GND) R - BR Sound signal Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    H12-6 (ML-) - H6-2 (GND) L - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H12-7 (MR-) - H6-2 (GND) Y - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H12-8 (WFL-) - H6-2 (GND) V - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H12-9 (WFR-) - H6-2 (GND) L - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H12-10 (WFR+) - H6-2 (GND) LG - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H12-11 (RL-) - H6-2 (GND) Y - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H12-12 (RR-) - H6-2 (GND) W - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H6-1 (+B) - H6-2 (GND) SB - BR Battery Always 11 to 14 V
    H6-2 (GND) - Body ground BR - Body ground Ground Always Below 1 V
    H6-3 (+B2) - H6-2 (GND) SB - BR Battery Always 11 to 14 V
    H6-6 (GND2) - Body ground BR - Body ground Ground Always Below 1 V
    H7-1 (WF1+) - H6-2 (GND) B - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H7-2 (WF2+) - H6-2 (GND) Y - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H7-3 (FL+) - H6-2 (GND) P - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H7-4 (FR+) - H6-2 (GND) GR - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H7-5 (WF1-) - H6-2 (GND) W - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H7-6 (WF2-) - H6-2 (GND) B - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H7-7 (CTR-) - H6-2 (GND) B - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H7-8 (CTR+) - H6-2 (GND) Y - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H7-9 (FL-) - H6-2 (GND) V - BR Sound signal Audio system playing Waveform synchronized with sounds is output
    H7-10 (FR-) - H6-2 (GND) L - BR Sound signal Audio system playing Waveform synchronized with sounds is output

  5. CHECK TELEVISION DISPLAY ASSEMBLY (w/ Rear Seat Entertainment System) Click here