NAVIGATION SYSTEM TERMINALS OF ECU


  1. RADIO AND DISPLAY RECEIVER ASSEMBLY

    A01UXLIE02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    F67-1 (FR+) - F67-7 (GND1) LG - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output
    F67-2 (FL+) - F67-7 (GND1) P - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output
    F67-3 (ACC1) - F67-7 (GND1) GR - BR Power source (ACC) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    F67-4 (+B1) - F67-7 (GND1) SB - BR Power source (+B) Ignition switch off 11 to 14 V
    F67-5 (FR-) - F67-7 (GND1) L - BR Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output
    F67-6 (FL-) - F67-7 (GND1) V - BR Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output
    F67-7 (GND1) - Body ground BR - Body ground Ground Always Below 1 V
    F67-9 (AMP) - F67-7 (GND1)*1 SB - BR Power source of stereo component amplifier Audio system playing 11 to 14 V
    F67-10 (ILL+) - F67-7 (GND1) G - BR Illumination signal Light control switch off Below 1 V

    Ignition switch off

    Light control switch in tail or head position

    11 to 14 V
    F68-1 (RR+) - F67-7 (GND1) R - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sounds is output
    F68-2 (RL+) - F67-7 (GND1) B - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sounds is output
    F68-3 (RR-) - F67-7 (GND1) W - BR Sound signal (Rear Right) Audio system playing A waveform synchronized with sounds is output
    F68-6 (RL-) - F67-7 (GND1) Y - BR Sound signal (Rear Left) Audio system playing A waveform synchronized with sounds is output
    F69-1 (IG) - F67-7 (GND1) LG - BR Power source (IG) Ignition switch off Below 1 V
    Ignition switch ON (IG) 11 to 14 V
    F69-4 (MACC) - F67-7 (GND1) R - BR Microphone power supply Ignition switch off Below 1 V
    Ignition switch ACC 4 to 6 V
    F69-5 (MIN+) - F67-7 (GND1) B - BR Microphone voice signal

    See "Microphone Level Test" in Operation Check Click here

    -
    F69-6 (SNS2) - F67-7 (GND1) GR - BR Microphone connection detection signal Always Below 1 V
    F69-9 (CANH) BE CAN communication signal - -
    F69-10 (CANL) W CAN communication signal - -
    F69-15 (PKB) - F67-7 (GND1) P - BR Parking brake signal

    See "Vehicle Signal Check Mode" in Operation Check Click here

    -
    F69-17 (SPD) - F67-7 (GND1) V - BR Vehicle speed signal

    See "Vehicle Signal Check Mode" in Operation Check Click here

    -
    F69-18 (SGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    F69-19 (MIN-) - F67-7 (GND1) W - BR Microphone voice signal

    See "Microphone Level Test" in Operation Check Click here

    -
    F69-21 (SW1) - F67-7 (GND1) L - BR Steering pad switch signal Steering pad switch not operated 3.3 V or higher
    SEEK+ switch pushed Below 0.6 V
    SEEK- switch pushed Approx. 0.9 V
    VOL+ switch pushed Approx. 1.5 V
    VOL- switch pushed Approx. 2.4 V
    F69-22 (SW2) - F67-7 (GND1) P - BR Steering pad switch signal Steering pad switch not operated 3.3 V or higher
    MODE switch pushed Below 0.6 V
    On hook switch pushed Approx. 0.9 V
    Off hook switch pushed Approx. 1.5 V
    F69-23 (SWG) - F67-7 (GND1) R - BR Steering pad switch ground Always Below 1 V
    F76-11 (CA+) - F67-7 (GND1) R - BR Television camera power supply Within 60 seconds of turning the ignition switch ACC 5.5 to 7.05 V
    F76-12 (V+) - F67-7 (GND1) B - BR Television camera image signal

    Ignition switch ON (IG)

    Shift lever in R

    Camera lens is not covered, displaying an image

    Pulse generation

    (Refer to waveform 1)

    Ignition switch ON (IG)

    Shift lever in R

    Camera lens is covered, blacking out screen

    Pulse generation

    (Refer to waveform 2)

    F76-23 (CGND) - Body ground Shield - Body ground Shield ground Always Below 1 V
    F76-24 (V-) - F67-7 (GND1) W - BR Ground Always Below 1 V
    F80-1 (USV1) # Power source - -
    F80-2 (US1-) # Data signal - -
    F80-3 (US1+) # Data signal - -
    F80-4 (UGD1) # Ground - -
    RA-5 (ANT+) - F67-7 (GND1) # - BR Power source of antenna

    Ignition switch ACC

    Radio switch on and FM or AM selected

    11 to 14 V
    V4-1 (SLD4) - Body ground B - Body ground Shield ground Always Below 1 V
    V4-2 (SPDO) - F67-7 (GND1) B - BR Vehicle speed signal

    See "Vehicle Signal Check Mode" in Operation Check Click here

    -
    V4-3 (ACC2) - F67-7 (GND1) B - BR Power source (ACC) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    V4-4 (+B2) - F67-7 (GND1) W - BR Power source Ignition switch off 11 to 14 V
    V4-5 (MIC+) - F67-7 (GND1) B - BR Microphone voice signal

    See "Microphone Level Test" in Operation Check Click here

    -
    V4-6 (MIC-) - F67-7 (GND1) B - BR Microphone voice signal

    See "Microphone Level Test" in Operation Check Click here

    -
    V4-8 (GND2) - Body ground W - Body ground Ground Always Below 1 V
    V6-1 (GVIF) # LVDS Communication Signal - -

    • *1: for 8 Speakers

    • #: There is no wire color information


    1. Reference (Oscilloscope waveform):

      A01UZ1GE01

      1. Waveform 1 (camera lens is not covered, displaying an image)

        Item Content
        Measurement terminal F76-12 (V+) - F67-7 (GND1)
        Measurement setting 200 mV/DIV., 50 μsec./DIV.
        Condition Ignition switch ON (IG), shift lever in R

        Tech Tips

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

      2. Waveform 2 (camera lens is covered, blacking out the screen)

        Item Content
        Measurement terminal F76-12 (V+) - F67-7 (GND1)
        Measurement setting 200 mV/DIV., 50 μsec./DIV.
        Condition Ignition switch ON (IG), shift lever in R

        Tech Tips

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

        Text in Illustration
        *a Waveform 1 (camera lens not covered, displaying an image)
        *b Waveform 2 (camera lens covered, blacking out the screen)
        *c Synchronization Signal
        *d Video Waveform
  2. NAVIGATION ECU

    A01V1B1E02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    V5-1 (B+) - V5-2 (GND2) W - W Power source (+B) Ignition switch off 11 to 14 V
    V5-2 (GND2) - Body ground W - Body ground Ground Always Below 1 V
    V5-3 (ACC) - V5-2 (GND2) B - W Power source (ACC) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V
    V5-5 (SPD) - V5-2 (GND2) B - W Vehicle speed signal

    Ignition switch ON (IG)

    Wheel being rotated

    Pulse generation
    V5-16 (MIC+) - V5-2 (GND2) B - W Microphone voice signal

    See "Microphone Level Test" in Operation Check Click here

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

    See "Microphone Level Test" in Operation Check Click here

    -
    V5-18 (MSLD) - Body ground B - Body ground Shield ground Always Below 1 V
    V7-1 - (GVIF) # LVDS Communication Signal - -

    • #: There is no wire color information

  3. STEREO COMPONENT AMPLIFIER ASSEMBLY (for 8 Speakers)

    A01UZBXE02
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    K15-1 (RL+) - K15-10 (GND) P - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output
    K15-2 (RR+) - K15-10 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output
    K15-3 (WFR+) - K15-10 (GND) LG - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output
    K15-4 (WFL+) - K15-10 (GND) P - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output
    K15-5 (+B) - K15-10 (GND) G - W-B Power source (+B) Ignition switch off 11 to 14 V
    K15-6 (RL-) - K15-10 (GND) V - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output
    K15-7 (RR-) - K15-10 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output
    K15-8 (WFR-) - K15-10 (GND) L - W-B Sound signal (Front Right) Audio system playing A waveform synchronized with sounds is output
    K15-9 (AMP+) - Body ground SB - Body ground Power source of stereo component amplifier Audio system playing 11 to 14 V
    K15-10 (GND) - Body ground W-B - Body ground Ground Always Below 1 V
    K15-11 (WFL-) - K15-10 (GND) V - W-B Sound signal (Front Left) Audio system playing A waveform synchronized with sounds is output
    K15-12 (ACC) - K15-10 (GND) GR - W-B Power source (ACC) Ignition switch off Below 1 V
    Ignition switch ACC 11 to 14 V