Vehicle Stability Control System Terminals Of Ecu

Brake. Land Cruiser. Urj200, 202 Grj200 Vdj200
Brake Control Dynamic Control Systems. Land Cruiser. Urj200, 202 Grj200 Vdj200
  1. TERMINALS OF ECU

  1. TERMINAL INSPECTION

Vehicle Stability Control System -- Terminals Of Ecu



TERMINALS OF ECU

Land Cruiser. Urj200, 202 Grj200 Vdj200.Brake Control Dynamic Control Systems.Anti-Lock Brake System.Vehicle Stability Control System  Terminals Of Ecu


Text in Illustration
*a
Component without harness connected
(Skid Control ECU [Master Cylinder Solenoid])
-
-

Terminal No. (Symbol)
Terminal Description
1 (GND1)
Skid control ECU (Master cylinder solenoid) ground
2 (+BM1)
Power supply for motor
3 (FR+)
Front speed sensor RH power supply output
4 (FL-)
Front speed sensor LH input
5 (RR+)
Rear speed sensor RH power supply output
6 (RL-)
Rear speed sensor LH input
7 (STP)
Stop light switch assembly
9 (CSW)
VSC OFF switch*1
VSC OFF switch (Integration control and panel assembly)*2
11 (CANH)
CAN communication terminal H
12 (SP1)
Speedometer signal
13 (ATRC)
CRAWL speed selector switch (Suspension control switch)*1
CRAWL speed selector switch / multi-terrain select mode switch*3 (Integration control and panel assembly)*2
16 (STPO)
STP LP OPE relay (Brake light relay)
17 (FR-)
Front speed sensor RH input
18 (FL+)
Front speed sensor LH power supply output
19 (RR-)
Rear speed sensor RH input
20 (RL+)
Rear speed sensor LH power supply output
21 (TRM2)
CRAWL speed selector switch (Suspension control switch)*1
CRAWL speed selector switch / multi-terrain select mode switch*3 (Integration control and panel assembly)*2
24 (TS)
Sensor test terminal (Signal check switch)
25 (CANL)
CAN communication terminal L
27 (EXI)
Center differential lock detection switch (Transfer shift actuator assembly)
29 (EXI4)
Turn assist function switch (Integration control and panel assembly) signal
31 (+BS)
Power supply for solenoid
32 (GND2)
Skid control ECU (Master cylinder solenoid) ground
41 (LBL)
Brake fluid level warning switch (Brake master cylinder reservoir sub-assembly)
43 (TRS)
CRAWL speed selector switch (Suspension control switch)*1
CRAWL speed selector switch / multi-terrain select mode switch*3 (Integration control and panel assembly)*2
44 (TRM1)
CRAWL ON/OFF switch (Suspension control switch)*1
CRAWL ON/OFF switch (Integration control and panel assembly)*2
45 (STP2)
STP LP OPE relay (Brake light relay)
46 (IG1)
IG1 power supply
  1. *1: w/o Entry and Start System
  2. *2: w/ Entry and Start System
  3. *3: w/ Multi-terrain Select

Land Cruiser. Urj200, 202 Grj200 Vdj200.Brake Control Dynamic Control Systems.Anti-Lock Brake System.Vehicle Stability Control System  Terminals Of Ecu


Text in Illustration
*a
Component without harness connected
(Skid Control ECU [Master Cylinder Solenoid])
-
-

Terminal No. (Symbol)
Terminal Description
1 (IG2)
IG2 power supply
2 (+BM2)
Power supply for motor
4 (GND3)
Skid control ECU (Master cylinder solenoid) ground

TERMINAL INSPECTION
Disconnect the connector and measure the voltage or resistance on the wire harness side.
HINT:
Voltage cannot be measured with the connector connected to the skid control ECU (master cylinder solenoid) as the connector is watertight.

Land Cruiser. Urj200, 202 Grj200 Vdj200.Brake Control Dynamic Control Systems.Anti-Lock Brake System.Vehicle Stability Control System  Terminals Of Ecu


Text in Illustration
*a
Front view of wire harness connector
(to Skid Control ECU [Master Cylinder Solenoid])
-
-

Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
Specified Condition
A24-2 (+BM1) - Body ground
B
Power supply for motor
(From battery)
Always
11 to 14 V
A24-7 (STP) - Body ground
R
Stop light switch
Brake pedal depressed → released
8 to 14 V → Below 1.5 V
A24-9 (CSW) - Body ground
G
VSC OFF switch*1 input
VSC OFF switch*1 off → on
10 kΩ or higher → Below 1 Ω
VSC OFF switch (Integration control and panel assembly)*2 input
VSC OFF switch (Integration control and panel assembly)*2 off → on
A24-16 (STPO) - Body ground
SB
STP LP OPE relay (Brake light relay)
Ignition switch off → ON
Below 1 V → 11 to 14 V
A24-31 (+BS) - Body ground
W
Power supply for solenoid
(From battery)
Always
11 to 14 V
A24-41 (LBL) - Body ground
P
Brake fluid level warning switch (Brake master cylinder reservoir sub-assembly)
Brake fluid level +/-5 mm (+/-0.197 in.) from the minimum level → maximum level
Below 1 Ω → 1.9 to 2.1 kΩ
A24-45 (STP2) - Body ground
R
STP LP OPE relay (Brake light relay)
Brake pedal depressed → released
8 to 14 V → Below 1.5 V
A24-46 (IG1) - Body ground
V
IG1 power supply
Ignition switch off → ON
Below 1 V → 11 to 14 V
A25-1 (IG2) - Body ground
B
IG2 power supply
Ignition switch off → ON
Below 1 V → 11 to 14 V
A25-2 (+BM2) - Body ground
B
Power supply for motor
(From battery)
Always
11 to 14 V
A24-1 (GND1) - Body ground
W-B
Ground
Always
Below 1 Ω
A24-32 (GND2) - Body ground
W-B
Ground
Always
Below 1 Ω
A25-4 (GND3) - Body ground
W-B
Ground
Always
Below 1 Ω
  1. *1: w/o Entry and Start System
  2. *2: w/ Entry and Start System