Parking Assist Monitor System (For Camera Built-In Ecu) Terminals Of Ecu

  1. REAR TELEVISION CAMERA ASSEMBLY (w/ Tire Carrier)

  1. REAR TELEVISION CAMERA ASSEMBLY (w/o Tire Carrier)

  1. NAVIGATION RECEIVER ASSEMBLY (for Navigation Receiver Type)

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

Parking Assist Monitor System (For Camera Built-In Ecu) -- Terminals Of Ecu


  1. *1: for Navigation Receiver Type
  2. *2: for Radio and Display Type

REAR TELEVISION CAMERA ASSEMBLY (w/ Tire Carrier)

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  1. Disconnect the v3 rear television camera assembly 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
    v3-6 (CB+) - Body ground
    		B - Body ground
    		Power source
    		Engine switch on (ACC)
    		5.5 to 7.05 V
    v3-5 (CGND) - Body ground
    		BR - Body ground
    		Shield ground
    		Always
    		Below 1 Ω

  3. Reconnect the v3 rear television camera assembly connector.

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

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    v3-3 (CV+) - v3-2 (CV-)
    		R - W
    		Video signal
    		Engine starts, shift lever in R, camera lens not covered, displaying image
    		Pulse generation
    (Refer to waveform 1)
    Engine starts, shift lever in R, camera lens covered, blacking out screen
    		Pulse generation
    (Refer to waveform 2)
    HINT:
    A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the navigation receiver assembly*1 or radio and display receiver assembly*2 with the connector connected.


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  5. Reference (Oscilloscope waveform):

    Text in Illustration
    *a
    		Waveform 1
    *b
    		Waveform 2
    *c
    		Synchronized Signal
    *d
    		Video Waveform
    HINT:
    A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the navigation receiver assembly*1 or radio and display receiver assembly*2 with the connector connected.

    1. Waveform

      Measurement Condition
      Item
      		Content
      Measurement terminal
      		v3-3 (CV+) - v3-2 (CV-)
      Measurement setting
      		200 mV/DIV., 50 μsec./DIV.
      Condition
      		Waveform 1: Engine starts, shift lever in R, camera lens is not covered, displaying an image
      Waveform 2: Engine starts, shift lever in R, camera lens is covered, blacking out the screen
      HINT:
      1. The video waveform changes according to the image sent by the rear television camera assembly.
      2. The video waveform is constantly output when the engine switch is on (ACC).

REAR TELEVISION CAMERA ASSEMBLY (w/o Tire Carrier)

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  1. Disconnect the X10 rear television camera assembly 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
    X10-6 (CB+) - Body ground
    		B - Body ground
    		Power source
    		Engine switch on (ACC)
    		5.5 to 7.05 V
    X10-5 (CGND) - Body ground
    		BR - Body ground
    		Shield ground
    		Always
    		Below 1 Ω

  3. Reconnect the X10 rear television camera assembly connector.

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

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    X10-3 (CV+) - X10-2 (CV-)
    		R - W
    		Video signal
    		Engine starts, shift lever in R, camera lens not covered, displaying image
    		Pulse generation
    (Refer to waveform 1)
    Engine starts, shift lever in R, camera lens covered, blacking out screen
    		Pulse generation
    (Refer to waveform 2)
    HINT:
    A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the navigation receiver assembly*1 or radio and display receiver assembly*2 with the connector connected.


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  5. Reference (Oscilloscope waveform):

    Text in Illustration
    *a
    		Waveform 1
    *b
    		Waveform 2
    *c
    		Synchronized Signal
    *d
    		Video Waveform
    HINT:
    A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the navigation receiver assembly*1 or radio and display receiver assembly*2 with the connector connected.

    1. Waveform 1

      Measurement Condition
      Item
      		Content
      Measurement terminal
      		X10-3 (CV+) - X10-2 (CV-)
      Measurement setting
      		200 mV/DIV., 50 μsec./DIV.
      Condition
      		Waveform 1: Engine starts, shift lever in R, camera lens is not covered, displaying an image
      Waveform 2: Engine starts, shift lever in R, camera lens is covered, blacking out the screen
      HINT:
      1. The video waveform changes according to the image sent by the rear television camera assembly.
      2. The video waveform is constantly output when the engine switch is on (ACC).

NAVIGATION RECEIVER ASSEMBLY (for Navigation Receiver Type)

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  1. Measure the voltage, resistance and waveform according to the value(s) in the table below.

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    H55-11 (CA+) - H55-23 (CGND)
    		B - Shielded
    		Rear television camera assembly power supply
    		Engine switch on (ACC)
    		5.5 to 7.05 V
    H55-12 (V+) - H55-24 (V-)
    		R - W
    		Video signal
    		Engine starts, shift lever in R, camera lens not covered, displaying image
    		Pulse generation
    (Refer to waveform 1)
    Engine starts, shift lever in R, camera lens covered, blacking out screen
    		Pulse generation
    (Refer to waveform 2)
    H55-24 (V-) - H55-23 (CGND)
    		W - Shielded
    		Ground
    		Always
    		Below 1 Ω
    H56-2 (REV) - H54-7 (GND1)
    		R - BR
    		Reverse signal
    		See "Vehicle Signal Check Mode" in Operation Check (LandCruiser RM000003SKF0LEX.html)
    		-
    H56-17 (SPD) - H54-7 (GND1)
    		R - BR
    		Speed signal from combination meter assembly
    		See "Vehicle Signal Check Mode" in Operation Check (LandCruiser RM000003SKF0LEX.html)
    		-
    HINT:
    A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the navigation receiver assembly with the connector connected.


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  2. Reference (Oscilloscope waveform):

    Text in Illustration
    *a
    		Waveform 1
    *b
    		Waveform 2
    *c
    		Synchronized Signal
    *d
    		Video Waveform
    HINT:
    A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the navigation receiver assembly with the connector connected.

    1. Waveform

      Measurement Condition
      Item
      		Content
      Measurement terminal
      		H55-12 (V+) - H55-24 (V-)
      Measurement setting
      		200 mV/DIV., 50 μsec./DIV.
      Condition
      		Waveform 1: Engine starts, shift lever in R, camera lens is not covered, displaying an image
      Waveform 2: Engine starts, shift lever in R, camera lens is covered, blacking out the screen
      HINT:
      1. The video waveform changes according to the image sent by the rear television camera assembly.
      2. The video waveform is constantly output when the engine switch is on (ACC).

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

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  1. Measure the voltage, resistance and waveform according to the value(s) in the table below.

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    H50-11 (CA+) - H50-23 (CGND)
    		B - Shielded
    		Rear television camera assembly power supply
    		Engine switch on (ACC)
    		5.5 to 7.05 V
    H50-12 (V+) - H50-24 (V-)
    		R - W
    		Video signal
    		Engine starts, shift lever in R, camera lens not covered, displaying image
    		Pulse generation
    (Refer to waveform 1)
    Engine starts, shift lever in R, camera lens covered, blacking out screen
    		Pulse generation
    (Refer to waveform 2)
    H50-24 (V-) - H50-23 (CGND)
    		W - Shielded
    		Ground
    		Always
    		Below 1 Ω
    H51-2 (REV) - H49-7 (GND1)
    		R - BR
    		Reverse signal
    		See "Vehicle Signal Check Mode" in Operation Check (LandCruiser RM000005LZX005X.html)
    		-
    H51-17 (SPD) - H49-7 (GND1)
    		R - BR
    		Speed signal from combination meter assembly
    		See "Vehicle Signal Check Mode" in Operation Check (LandCruiser RM000005LZX005X.html)
    		-
    HINT:
    A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the radio and display receiver assembly with the connector connected.


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  2. Reference (Oscilloscope waveform):

    Text in Illustration
    *a
    		Waveform 1
    *b
    		Waveform 2
    *c
    		Synchronized Signal
    *d
    		Video Waveform
    HINT:
    A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the radio and display receiver assembly with the connector connected.

    1. Waveform

      Measurement Condition
      Item
      		Content
      Measurement terminal
      		H50-12 (V+) - H50-24 (V-)
      Measurement setting
      		200 mV/DIV., 50 μsec./DIV.
      Condition
      		Waveform 1: Engine starts, shift lever in R, camera lens is not covered, displaying an image
      Waveform 2: Engine starts, shift lever in R, camera lens is covered, blacking out the screen
      HINT:
      1. The video waveform changes according to the image sent by the rear television camera assembly.
      2. The video waveform is constantly output when the engine switch is on (ACC).