Pre-Crash Safety System Terminals Of Ecu

Vehicle Interior. Land Cruiser. Urj200, 202 Grj200 Vdj200
Pre-Crash Safety. Land Cruiser. Urj200, 202 Grj200 Vdj200

  1. CHECK DRIVING SUPPORT ECU ASSEMBLY

  1. CHECK MILLIMETER WAVE RADAR SENSOR

Pre-Crash Safety System -- Terminals Of Ecu



CHECK DRIVING SUPPORT ECU ASSEMBLY

Land Cruiser. Urj200, 202 Grj200 Vdj200.Pre-Crash Safety.Pre-Crash Safety System.Pre-Crash Safety System Terminals Of Ecu


Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
Specified Condition
E164-3 (BZ) - E164-28 (GND)
L - BR
Pre-crash safety city buzzer
Engine switch on (IG), buzzer not sounding
11 to 14 V
E164-7 (B) - E164-28 (GND)
P - BR
Power source
Engine switch on (IG)
11 to 14 V
E164-8 (CA1P) - E164-28 (GND)
W - BR
CAN communication signal
Engine switch on (IG)
Pulse generation
(See waveform 1)
E164-9 (CA1N) - E164-28 (GND)
P - BR
CAN communication signal
Engine switch on (IG)
Pulse generation
(See waveform 2)
E164-10 (CA2H) - E164-28 (GND)
L - BR
CAN communication signal
Engine switch on (IG)
Pulse generation
(See waveform 1)
E164-11 (CA2L) - E164-28 (GND)
B - BR
CAN communication signal
Engine switch on (IG)
Pulse generation
(See waveform 2)
E164-28 (GND) - Body ground
BR - Body ground
Ground
Always
Below 1 Ω


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Pre-Crash Safety.Pre-Crash Safety System.Pre-Crash Safety System Terminals Of Ecu

  1. WAVEFORM 1

    1. CAN communication signal

      Item
      		Content
      Terminal Name
      		Between E164-8 (CA1P) and E164-28 (GND)
      Between E164-10 (CA2H) and E164-28 (GND)
      Tester Range
      		1 V/DIV., 10 μsec./DIV.
      Condition
      		Engine switch on (IG)
      HINT:
      The waveform varies depending on the CAN communication signal.


    2. Land Cruiser. Urj200, 202 Grj200 Vdj200.Pre-Crash Safety.Pre-Crash Safety System.Pre-Crash Safety System Terminals Of Ecu

  2. WAVEFORM 2

    1. CAN communication signal

      Item
      		Content
      Terminal Name
      		Between E164-9 (CA1N) and E164-28 (GND)
      Between E164-11 (CA2L) and E164-28 (GND)
      Tester Range
      		1 V/DIV., 10 μsec./DIV.
      Condition
      		Engine switch on (IG)
      HINT:
      The waveform varies depending on the CAN communication signal.

CHECK MILLIMETER WAVE RADAR SENSOR

  1. Check millimeter wave radar sensor (Click here).