NAVIGATION SYSTEM 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

    A01LZN0N02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    E1-1 (FR+) - E1-7 (GND1) LG - BR

    Sound signal (Front right)*1

    Sound signal (Right)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    E1-2 (FL+) - E1-7 (GND1) P - BR

    Sound signal (Front left)*1

    Sound signal (Left)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    E1-3 (ACC1) - E1-7 (GND1) GR - BR Power source (ACC) Ignition switch off Below 1 V
    Ignition switch ACC

    11 to 14 V*3

    9.5 to 14 V*4
    E1-4 (+B1) - E1-7 (GND1) SB - BR Power source (+B) Always

    11 to 14 V*3

    9.5 to 14 V*4
    E1-5 (FR-) - E1-7 (GND1) L - BR

    Sound signal (Front right)*1

    Sound signal (Right)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    E1-6 (FL-) - E1-7 (GND1) V - BR

    Sound signal (Front left)*1

    Sound signal (Left)*2

    		 Audio system playing A waveform synchronized with sound signals is output
    E1-7 (GND1) - Body ground BR - Body ground Ground Always Below 1 V
    E1-10 (ILL+) - E1-7 (GND1) G - BR Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position 11 to 14 V
    E2-1 (RR+) - E1-7 (GND1)*1 R - BR Sound signal (Rear right) Audio system playing A waveform synchronized with sound signals is output
    E2-2 (RL+) - E1-7 (GND1) B - BR

    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
    E2-3 (RR-) - E1-7 (GND1)*1 W - BR Sound signal (Rear right) Audio system playing A waveform synchronized with sound signals is output
    E2-6 (RL-) - E1-7 (GND1) Y - BR

    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
    E60-1 (IG) - E1-7 (GND1) L - BR Power source (IG) Ignition switch off Below 1 V
    Ignition switch ON 11 to 14 V
    E60-2 (REV) - E1-7 (GND1) R - BR Reverse signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    E60-4 (MACC) - E1-7 (GND1) R - BR Microphone power supply Ignition switch off Below 1 V
    Ignition switch ACC 4.75 to 5.25 V
    E60-5 (MIN+) - E1-7 (GND1) B - BR Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    E60-6 (SNS2) - E1-7 (GND1) G - BR Microphone connection detection signal Always Below 1 V
    E60-7 (TX1+)*2 B AVC-LAN communication signal - -
    E60-8 (TX1-)*2 W AVC-LAN communication signal - -
    E60-9 (CANH) G CAN communication signal - -
    E60-10 (CANL) W CAN communication signal - -
    E60-11 (AGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    E60-15 (PKB) - E1-7 (GND1) B - BR Parking brake signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    E60-16 (MUT1) - E1-7 (GND1)*2 L - BR Mute signal Audio system playing 3.5 V or higher
    Audio system charging modes Below 1 V
    E60-17 (SPD) - E1-7 (GND1) V - BR Vehicle speed signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    E60-18 (SGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    E60-19 (MIN-) - E1-7 (GND1) W - BR Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    E60-21 (SW1) - E60-23 (SWG) SB - B Steering pad switch signal No switch pushed 2.97 to 3.56 V
    Up switch pushed 0.27 to 0.35 V
    Down 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
    E60-22 (SW2) - E60-23 (SWG) R - B Steering pad switch signal No switch pushed 2.97 to 3.56 V
    MODE/HOLD 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*5 2.22 to 2.66 V
    E60-23 (SWG) - E1-7 (GND1) B - BR Steering pad switch ground Always Below 1 V
    E60-24 (SW3) - E60-23 (SWG) L - B Steering pad switch signal No switch pushed 2.97 to 3.56 V
    Enter switch pushed 0.27 to 0.35 V
    Back switch pushed 0.86 to 1.03 V
    Right switch pushed 1.51 to 1.79 V
    Left switch pushed 2.22 to 2.66 V
    E60-25 (ADPG) - E1-7 (GND1) SB - BR External device connection detection signal External device connected Below 1 V
    External device not connected 2.1 to 3 V
    E60-26 (VAR+) - E60-27 (VA-) G - R Sound signal (Right) External device playing (When stereo jack used) A waveform synchronized with sound signals is output
    E60-27 (VA-) - E1-7 (GND1) R - BR Ground Always Below 1 V
    E60-28 (VAL+) - E60-27 (VA-) B - R Sound signal (Left) External device playing (When stereo jack used) A waveform synchronized with sound signals is output
    E125-3 (CNH1) GR Local bus communication signal - -
    E125-4 (CNL1) W Local bus communication signal - -
    E125-11 (CA+) - E1-7 (GND1) R - BR Television camera power supply Ignition switch ACC 5.8 to 6.5 V
    E125-12 (V+) - E1-7 (GND1) B - BR Video signal

    Ignition switch ON

    Shift lever in R

    Camera lens not covered, displaying an image

    Pulse generation

    (Refer to waveform 1)

    Ignition switch ON

    Shift lever in R

    Camera lens covered, blacking out screen

    Pulse generation

    (Refer to waveform 2)
    E125-23 (CGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    E125-24 (V-) - E1-7 (GND1) W - BR Ground Always Below 1 V
    V6-1 (SLD4) - Body ground B - Body ground Shield ground Always Below 1 V
    V6-2 (SPDO) - E1-7 (GND1) B - BR Vehicle speed signal

    See "Check Vehicle Signal" in Operation Check

    Click here

    		-
    V6-3 (ACC2) - E1-7 (GND1) B - BR Power source (ACC) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    V6-4 (+B2) - E1-7 (GND1) W - BR Power source (+B) Always 11 to 14 V
    V6-5 (MIC+) - E1-7 (GND1) B - BR Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    V6-6 (MIC-) - E1-7 (GND1) B - BR Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    V6-8 (GND2) - Body ground W - Body ground Ground Always Below 1 V
    V7-1 (LV1) B LVDS communication signal - -
    RA-5 (ANT+) - E1-7 (GND1) - - BR Power source of antenna

    Ignition switch ACC

    Radio switch on and FM or AM selected

    		 8 V or higher

    • *1: for 6 Speakers

      *2: for 9 Speakers

      *3: w/o Stop and Start System

      *4: w/ Stop and Start System

      *5: w/ Voice Switch


    1. Reference (Oscilloscope waveform):


      1. A01LZHHC06
        *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 E125-12 (V+) - E1-7 (GND1)
        Measurement setting 200 mV/DIV., 50 μs./DIV.
        Condition Ignition switch ON, 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 ignition switch is turned to ACC.

      2. A01LYTYC04
        *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 E125-12 (V+) - E1-7 (GND1)
        Measurement setting 200 mV/DIV., 50 μs./DIV.
        Condition Ignition switch ON, 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 ignition switch is turned to ACC.

  2. NAVIGATION ECU

    A01LVLXN01
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    V5-1 (+B) - V5-2 (GND) W - W Power source (+B) Always 11 to 14 V
    V5-2 (GND) - Body ground W - Body ground Ground Always Below 1 V
    V5-3 (ACC) - V5-2 (GND) B - W Power source (ACC) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    V5-5 (SPD) - V5-2 (GND) B - W Vehicle speed signal

    Ignition switch ON

    Wheel being rotated

    		 Pulse generation
    V5-16 (MIC+) - V5-2 (GND) B - W Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    V5-17 (MIC-) - V5-2 (GND) B - W Microphone voice signal

    See "Check Microphone" in Operation Check

    Click here

    		-
    V5-18 (MSHLD) - Body ground B - Body ground Shield ground Always Below 1 V
    u4-1 (USV1) - Power source - -
    u4-2 (US1-) - Data signal - -
    u4-3 (US1+) - Data signal - -
    u4-4 (UGD1) - Ground - -
    u4-5 (USG1) - Shield ground - -
    V8-1 (LV1) W-B LVDS communication signal - -

  3. STEREO COMPONENT AMPLIFIER ASSEMBLY (for 9 Speakers)

    A01M097N08
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    E91-1 (+B) - E91-3 (GND) G - BR Power source (+B) Always 11 to 14 V
    E91-3 (GND) - Body ground BR - Body ground Ground Always Below 1 V
    E91-8 (WFL+) - E91-3 (GND) Y - BR Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    E91-9 (WFR+) - E91-3 (GND) LG - BR Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    E91-10 (RL+) - E91-3 (GND) B - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    E91-11 (RR+) - E91-3 (GND) R - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    E91-12 (FL+) - E91-3 (GND) P - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    E91-13 (TWR+) - E91-3 (GND) BR - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    E91-14 (TWL+) - E91-3 (GND) W - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    E91-15 (FR+) - E91-3 (GND) LG - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    E91-23 (WFL-) - E91-3 (GND) B - BR Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    E91-24 (WFR-) - E91-3 (GND) L - BR Sound signal (Woofer) Audio system playing A waveform synchronized with sound signals is output
    E91-25 (RL-) - E91-3 (GND) Y - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sound signals is output
    E91-26 (RR-) - E91-3 (GND) W - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sound signals is output
    E91-27 (FL-) - E91-3 (GND) V - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    E91-28 (TWR-) - E91-3 (GND) P - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    E91-29 (TWL-) - E91-3 (GND) R - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sound signals is output
    E91-30 (FR-) - E91-3 (GND) L - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sound signals is output
    E92-1 (MUTE) - E91-3 (GND) L - BR Mute signal Audio system playing 3.5 V or higher
    Audio system changing modes Below 1 V
    E92-2 (L-) - E91-3 (GND) W - BR Sound signal (Left) Audio system playing A waveform synchronized with sound signals is output
    E92-3 (L+) - E91-3 (GND) B - BR Sound signal (Left) Audio system playing A waveform synchronized with sound signals is output
    E92-4 (R-) - E91-3 (GND) G - BR Sound signal (Right) Audio system playing A waveform synchronized with sound signals is output
    E92-5 (R+) - E91-3 (GND) R - BR Sound signal (Right) Audio system playing A waveform synchronized with sound signals is output
    E92-6 (SLD) - Body ground Shield - Body ground Shield ground Always Below 1 V
    E92-7 (TX-) W AVC-LAN communication signal - -
    E92-8 (TX+) B AVC-LAN communication signal - -
    E92-11 (SPD) - E91-3 (GND) V - BR Vehicle speed signal

    Ignition switch ON

    Wheel being rotated

    		 Pulse generation
    E92-12 (ACC) - E91-3 (GND) GR - BR Power source (ACC) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    E92-14 (II1-) - E91-3 (GND) R - BR Voice signal Voice guidance sounding A waveform synchronized with voice signals is output
    E92-15 (II1+) - E91-3 (GND) L - BR Voice signal Voice guidance sounding A waveform synchronized with voice signals is output
    E92-18 (SLD1) - Body ground Shield - Body ground Shield ground Always Below 1 V