Multi-Terrain Monitor System Terminals Of Ecu

Audio Visual Telematics. Land Cruiser. Urj200, 202 Grj200 Vdj200
Park Assist Monitoring. Land Cruiser. Urj200, 202 Grj200 Vdj200

  1. PARKING ASSIST ECU

  1. MULTI-MEDIA MODULE RECEIVER ASSEMBLY (for Multi-media Module Receiver Type)

  1. RADIO AND DISPLAY RECEIVER ASSEMBLY (for Radio and Display Type)

Multi-Terrain Monitor System -- Terminals Of Ecu



PARKING ASSIST ECU

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  1. Disconnect the F75 parking assist ECU connector.

  2. Measure the voltage and resistance according to the value(s) in the table below.

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    F75-1 (+B) - F75-4 (GND1)
    		G - W-B
    		Power source signal
    		Always
    		11 to 14 V
    F75-4 (GND1) - Body ground
    		W-B - Body ground
    		Ground
    		Always
    		Below 1 Ω
    F75-8 (IG) - F75-4 (GND1)
    		P - W-B
    		IG power source signal
    		Engine switch on (IG)
    		11 to 14 V
    F75-9 (ACC) - F75-4 (GND1)
    		BE - W-B
    		ACC power source signal
    		Engine switch on (ACC)
    		11 to 14 V

  3. Reconnect the F75 parking assist ECU connector.

  4. Measure the voltage according to the value(s) in the table below.

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    F75-10 (TX-)
    		P
    		AVC-LAN communication signal
    		-
    		-
    F75-11 (TX+)
    		V
    		AVC-LAN communication signal
    		-
    		-
    F76-2 (DCB+) - F76-3 (DGND)
    		B - G
    		Power source to side television camera LH
    		Engine switch on (ACC)
    		5.5 to 7.05 V
    F76-3 (DGND) - Body ground
    		G - Body ground
    		Side television camera LH ground (shield)
    		Always
    		Below 1 Ω
    F76-4 (DCV-) - F75-4 (GND1)
    		W - W-B
    		Side television camera LH ground
    		Always
    		Below 1 Ω
    F76-5 (DCV+) - F76-3 (DGND)
    		R - G
    		Side television camera LH display signal input
    		Engine switch on (IG), main switch assembly (multi-terrain monitor main switch) on, camera lens not covered, displaying image
    		Pulse generation (See waveform 1)
    Engine switch on (IG), main switch assembly (multi-terrain monitor main switch) on, camera lens covered, blacking out screen
    		Pulse generation (See waveform 2)
    F76-7 (BLSW) - F75-4 (GND1)
    		BE - W-B*1
    R - W-B*1
    		Main switch assembly (multi-terrain monitor main switch) power source signal
    		Engine switch on (IG), main switch assembly (multi-terrain monitor main switch) on
    		5.5 to 6.5 V
    Engine switch on (IG), main switch assembly (multi-terrain monitor main switch) off
    		Below 1 V
    F76-10 (SCV+) - F76-32 (SGND)
    		R - G
    		Side television camera RH display signal input
    		Waveform 1: Engine switch on (IG), main switch assembly (multi-terrain monitor main switch) on, camera lens not covered, displaying image
    		Pulse generation (See waveform 1)
    Waveform 2: Engine switch on (IG), main switch assembly (multi-terrain monitor main switch) on, camera lens covered, blacking out screen
    		Pulse generation (See waveform 2)
    F76-11 (BCB+) - F76-35 (BGND)
    		B - G
    		Power source to front television camera
    		Engine switch on (ACC)
    		5.5 to 7.05 V
    F76-12 (BCV+) - F76-35 (BGND)
    		R - G
    		Front television camera display signal input
    		Waveform 1: Engine switch on (IG), main switch assembly (multi-terrain monitor main switch) on, camera lens not covered, displaying image
    		Pulse generation (See waveform 1)
    Waveform 2: Engine switch on (IG), main switch assembly (multi-terrain monitor main switch) on, camera lens covered, blacking out screen
    		Pulse generation (See waveform 2)
    F76-13 (SGND) - Body ground
    		Shielded - Body ground
    		Rear television camera ground (shield)
    		Always
    		Below 1 Ω
    F76-14 (CB+) - F76-37 (CGND)
    		B - G
    		Power source to rear television camera
    		Engine switch on (ACC)
    		5.5 to 7.05 V
    F76-15 (CV+) - F75-4 (GND1)
    		R - W-B
    		Rear television camera display signal input
    		Engine switch on (IG), main switch assembly (multi-terrain monitor main switch) on, camera lens not covered, displaying image
    		Pulse generation (See waveform 1)
    Engine switch on (IG), main switch assembly (multi-terrain monitor main switch) on, camera lens covered, blacking out screen
    		Pulse generation (See waveform 2)
    F76-27 (REV) - F75-4 (GND1)
    		L - W-B
    		Revers signal
    		Engine switch on (IG), shift lever in R
    		11 to 14 V
    Engine switch on (IG), shift lever not in R
    		Below 1 V
    F76-31 (SCB+) - F76-32 (SGND)
    		B - G
    		Power source to side television camera RH
    		Engine switch on (ACC)
    		5.5 to 7.05 V
    F76-32 (SGND) - Body ground
    		G - Body ground
    		Side television camera RH ground (shield)
    		Always
    		Below 1 Ω
    F76-33 (SCV-) - F75-4 (GND1)
    		W - W-B
    		Side television camera RH ground
    		Always
    		Below 1 Ω
    F76-35 (BGND) - Body ground
    		G - Body ground
    		Front television camera assembly ground (shield)
    		Always
    		Below 1 Ω
    F76-36 (BCV-) - F75-4 (GND1)
    		W - W-B
    		Front television camera ground
    		Always
    		Below 1 Ω
    F76-37 (CGND) - Body ground
    		G - Body ground
    		Rear television camera ground
    		Always
    		Below 1 Ω
    F76-38 (CV-) - F75-4 (GND1)
    		W - W-B
    		Rear television camera ground
    		Always
    		Below 1 Ω
    F76-39 (CANL)
    		B
    		CAN communication signal
    		-
    		-
    F76-40 (CANH)
    		P
    		CAN communication signal
    		-
    		-
    1. *1: w/o Door Ajar Warning Buzzer
    2. *2: w/ Door Ajar Warning Buzzer


  5. Using an oscilloscope, check waveform.


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System.Multi-Terrain Monitor System Terminals Of Ecu


    Text in Illustration
    *a
    		Waveform A
    		*b
    		Waveform B
    *c
    		Synchronization Signal
    		*d
    		Video Waveform

    1. Waveform

      Item
      		Content
      Terminal No. (Symbol)
      1. F76-15 (CV+) - F76-37 (CGND)
      2. F76-10 (SCV+) - F76-32 (SGND)
      3. F76-12 (BCV+) - F76-35 (BGND)
      4. F76-5 (DCV+) - F76-3 (DGND)
      Tool Setting
      		200 mV/DIV., 50 μsec./DIV.
      Condition
      1. Waveform A: Engine switch on (IG), shift lever in R and camera lens is not covered, displaying an image.
      2. Waveform B: Engine switch on (IG), shift lever in R and camera lens is covered, blacking out the screen.
      HINT:
      The video waveform changes according to the image sent by the rear television camera assembly.

MULTI-MEDIA MODULE RECEIVER ASSEMBLY (for Multi-media Module Receiver Type) (Click here)

RADIO AND DISPLAY RECEIVER ASSEMBLY (for Radio and Display Type) (Click here)