TELEMATICS SYSTEM(w/ Telematics Transceiver except G-BOOK) TERMINALS OF ECU

Tech Tips

Check from the rear of the connector while it is connected to the components.


  1. TELEMATICS TRANSCEIVER

    A000OMWC18
    *a Connector Color: Gray (to GNSS Antenna) *b Connector Color: Blue (to Telephone Antenna)
    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    N169-1 (+B) - N169-4 (E) B - W-B Power source (+B) Always 11 to 14 V
    N169-2 (SPI+) - N169-4 (E) LG - W-B Sound signal Audio system playing A waveform synchronized with sound signals is output
    N169-3 (SPI-) - N169-4 (E) L - W-B Sound signal Audio system playing A waveform synchronized with sound signals is output
    N169-4 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
    N169-5 (SPO+) - N169-4 (E) R - W-B Sound signal Audio system playing, or emergency call mode A waveform synchronized with sound signals is output
    N169-6 (SPO-) - N169-4 (E) P - W-B Sound signal Audio system playing, or emergency call mode A waveform synchronized with sound signals is output
    N169-7 (IG2) - N169-4 (E) B - W-B Power source (IG) Power switch on (IG) 11 to 14 V
    Power switch off Below 1 V
    N169-8 (ACC) - N169-4 (E) L - W-B Power source (ACC) Power switch on (ACC) 11 to 14 V
    Power switch off Below 1 V
    N169-9 (SLED) - N169-4 (E) P - W-B Manual (SOS) switch illumination power supply Power switch on (ACC) 11 to 14 V
    Power switch off Below 1 V
    N169-10 (SPDP) - N169-4 (E) G- W-B Vehicle speed signal

    See "Vehicle Signal Check Mode" in Operation Check

    Click here

    		-
    N169-11 (IND1) - N169-4 (E) B - W-B Manual (SOS) switch indicator (red) illumination signal For 10 seconds after power switch turned on (IG) 1 to 8.5 V
    Power switch off Below 1 V
    N169-12 (IND2) - N169-4 (E) LG - W-B Manual (SOS) switch indicator (green) illumination signal For 2 seconds after power switch turned on (IG) and the manual (SOS) switch indicator (red) has illuminated for 10 seconds 1 to 8.5 V
    Power switch off Below 1 V
    N169-15 (CANP) B CAN communication signal - -
    N169-16 (CANN) W CAN communication signal - -
    N169-17 (MUTE) - N169-4 (E) Y - W-B Mute signal Audio system playing 3.5 to 5 V
    Emergency call mode Below 1 V
    N169-18 (MCO+) - N169-4 (E) B - W-B Sent microphone voice signal

    See "Microphone Check" in Operation Check

    Click here

    		-
    N169-19 (MCO-) - N169-4 (E) W- W-B Sent microphone voice signal

    See "Microphone Check" in Operation Check

    Click here

    		-
    N169-23 (ILL+) - N169-4 (E) R - W-B Illumination signal Light control switch off Below 1 V
    Light control switch in tail or head position 11 to 14 V
    N169-24 (GSW) - N169-4 (E) W - W-B Collision detection signal Power switch on (ACC)

    Pulse generation

    (Refer to waveform 1)
    N169-26 (SIG-) - N169-4 (E) Y - W-B Ground Always Below 1 Ω
    N169-27 (SIG1) - N169-4 (E) L - W-B Manual (SOS) switch condition signal Manual (SOS) switch not pressed 2.0 to 2.3 V
    Manual (SOS) switch pressed Below 1 V
    N169-32 (SGND) - N169-4 (E) Shielded - W-B Shield ground Always Below 1 Ω
    N169-33 (MCVD) - N169-4 (E) B - W-B Microphone power supply Power switch off Below 1 V
    Power switch on (ACC) 4 to 6 V
    N169-34 (MCI+) - N169-4 (E) W - W-B Receive microphone voice signal

    See "Microphone Check" in Operation Check

    Click here

    		-
    N169-35 (MCI-) - N169-4 (E) R - W-B Receive microphone voice signal

    See "Microphone Check" in Operation Check

    Click here

    		-

    1. A000OIEN08

      Oscilloscope waveform:


      1. Waveform 1

        Item Condition
        Tester connection N169-24 (GSW) - N169-4 (E)
        Tool setting 5.0 V/DIV., 20 ms/DIV.
        Vehicle condition Power switch on (IG)

  2. MULTI-MEDIA MODULE RECEIVER ASSEMBLY

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