Automatic Transmission System (For 1Gr-Fe) Terminals Of Ecm

Drivetrain. Land Cruiser. Urj200, 202 Grj200 Vdj200
A750F Automatic Transmission Transaxle. Land Cruiser. Urj200, 202 Grj200 Vdj200

  1. CHECK ECM

Automatic Transmission System (For 1Gr-Fe) -- Terminals Of Ecm



CHECK ECM

Land Cruiser. Urj200, 202 Grj200 Vdj200.A750F Automatic Transmission Transaxle.Automatic Transmission System (For 1Gr-Fe).Automatic Transmission System (For 1Gr-Fe) Terminals Of Ecm

HINT:
Each ECM terminal standard voltage is shown in the table below.
In the table, first follow the information under "Condition". Look under "Terminal No. (Symbol)" for the terminals to inspected. The standard voltage between the terminals is shown under "Specified Condition".
Use the illustration above as a reference for the ECM terminals.

Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
Specified Condition
A38-21 (L4) - C45-81 (E1)
BR-R - BR
Transfer L4 position signal
  1. Engine switch on (IG)
  2. Transfer position switch on L4
Below 1.5 V
  1. Engine switch on (IG)
  2. Transfer position switch not on L4
11 to 14 V
A38-5 (TFN) - C45-81 (E1)
G - BR
Transfer neutral position signal
  1. Engine switch on (IG)
  2. Transfer position in neutral
Below 1.5 V
  1. Engine switch on (IG)
  2. Transfer position not in neutral
11 to 14 V
C45-120 (NSW) - C45-81 (E1)
L - BR
PNP switch signal
  1. Engine switch on (IG)
  2. Shift lever in P or N
Below 1.5 V
  1. Engine switch on (IG)
  2. Shift lever not in P or N
11 to 14 V
C45-2 (P) - C45-81 (E1)
G-B - BR
P shift position switch signal
  1. Engine switch on (IG)
  2. Shift lever in P
11 to 14 V
  1. Engine switch on (IG)
  2. Shift lever not in P
Below 1.5 V
C45-26 (R) - C45-81 (E1)
L-R - BR
R shift position switch signal
  1. Engine switch on (IG)
  2. Shift lever in R
11 to 14 V
  1. Engine switch on (IG)
  2. Shift lever not in R
Below 1.5 V
C45-25 (N) - C45-81 (E1)
G-W - BR
N shift position switch signal
  1. Engine switch on (IG)
  2. Shift lever in N
11 to 14 V
  1. Engine switch on (IG)
  2. Shift lever not in N
Below 1.5 V
C45-27 (D) - C45-81 (E1)
G - BR
D shift position switch signal
  1. Engine switch on (IG)
  2. Shift lever in D
11 to 14 V
  1. Engine switch on (IG)
  2. Shift lever not in D
Below 1.5 V
A38-25 (S) - C45-81 (E1)
W - BR
S shift position switch signal
  1. Engine switch on (IG)
  2. Shift lever in S
11 to 14 V
  1. Engine switch on (IG)
  2. Shift lever not in S
Below 1 V
A38-38 (SFTU) - C45-81 (E1)
V - BR
Y - BR*
Up-shift shift position switch signal
  1. Engine switch on (IG)
  2. Shift lever in S
11 to 14 V
  1. Engine switch on (IG)
  2. Shift lever in "+" position (up-shift)
Below 1 V
A38-27 (SFTD) - C45-81 (E1)
L - BR
Down-shift position switch signal
  1. Engine switch on (IG)
  2. Shift lever in S
11 to 14 V
  1. Engine switch on (IG)
  2. Shift lever in "-" position (down-shift)
Below 1 V
A38-36 (STP) - C45-81 (E1)
R - BR
Stop light switch signal
Brake pedal depressed
11 to 14 V
Brake pedal released
Below 1.5 V
C45-7 (S1) - C45-81 (E1)
R - BR
Shift solenoid valve S1 signal
Engine switch on (IG)
11 to 14 V
1st or 2nd gear
11 to 14 V
3rd, 4th or 5th gear
Below 1.5 V
C45-4 (S2) - C45-81 (E1)
W - BR
Shift solenoid valve S2 signal
Engine switch on (IG)
Below 1.5 V
2nd or 3rd gear
11 to 14 V
1st, 4th or 5th gear
Below 1.5 V
C45-6 (SR) - C45-81 (E1)
G - BR
Shift solenoid valve SR signal
Engine switch on (IG)
Below 1.5 V
5th gear
11 to 14 V
1st gear
Below 1 V
C45-14 (SL1+) - C45-15 (SL1-)
Y - L
Shift solenoid valve SL1 signal
Engine idling
Pulse generation
C45-12 (SL2+) - C45-13 (SL2-)
G-R - L-W
Shift solenoid valve SL2 signal
Engine idling
Pulse generation
C45-9 (SLT+) - C45-8 (SLT-)
B - G-B
Shift solenoid valve SLT signal
Engine idling
Pulse generation
C45-10 (SLU+) - C45-11 (SLU-)
L-Y - L-R
Shift solenoid valve SLU signal
4th (lock-up) gear or 5th (lock-up) gear
Pulse generation
C45-122 (THO1) - C45-97 (ETHW)
G-Y - BR
No. 1 ATF temperature sensor signal
No. 1 ATF temperature: 115°C (239°F) or higher
Below 1.5 V
C45-99 (THO2) - C45-97 (ETHW)
L - BR
No. 2 ATF temperature sensor signal
No. 2 ATF temperature: 115°C (239°F) or higher
Below 1.5 V
C45-101 (SP2+) - C45-100 (SP2-)
Y - B
Speed sensor SP2 signal
Vehicle speed 20 km/h (12 mph)
Pulse generation
(see waveform 1)
C45-124 (NT+) - C45-123 (NT-)
Y - B
Speed sensor NT signal
Engine idling
(Shift lever in P or N)
Pulse generation
(see waveform 2)
A38-10 (CANH) - C45-81 (E1)
P - BR
CAN communication line
Engine switch on (IG)
Pulse generation
(see waveform 3)
A38-11 (CANL) - C45-81 (E1)
B - BR
CAN communication line
Engine switch on (IG)
Pulse generation
(see waveform 4)
A38-51 (PWR) - C45-81 (E1)
L-B - BR
Pattern select (PWR) switch signal
  1. Engine switch on (IG)
  2. Pattern select (PWR) switch off
11 to 14 V
  1. Engine switch on (IG)
  2. Pattern select (PWR) switch on
Below 1.5 V
A38-4 (SNWI) - C45-81 (E1)
P - BR
R - BR*
Pattern select (2ND) switch signal
  1. Engine switch on (IG)
  2. Pattern select (2ND) switch off
11 to 14 V
  1. Engine switch on (IG)
  2. Pattern select (2ND) switch continuously pressed
Below 1.5 V
  1. *: GRJ200L-GNANKC


    Land Cruiser. Urj200, 202 Grj200 Vdj200.A750F Automatic Transmission Transaxle.Automatic Transmission System (For 1Gr-Fe).Automatic Transmission System (For 1Gr-Fe) Terminals Of Ecm

  1. Using an oscilloscope, check waveform 1.

    Reference:
    Terminal No. (Symbol)
    		Tool Setting
    		Condition
    C45-101 (SP2+) - C45-100 (SP2-)
    		2 V/DIV., 20 msec./DIV.
    		Vehicle speed 20 km/h (12 mph)


    2. Land Cruiser. Urj200, 202 Grj200 Vdj200.A750F Automatic Transmission Transaxle.Automatic Transmission System (For 1Gr-Fe).Automatic Transmission System (For 1Gr-Fe) Terminals Of Ecm

  2. Using an oscilloscope, check waveform 2.

    Reference:
    Terminal No. (Symbol)
    		Tool Setting
    		Condition
    C45-124 (NT+) - C45-123 (NT-)
    		1 V/DIV., 2 msec./DIV.
    		Engine idling (Shift lever in P or N)


    3. Land Cruiser. Urj200, 202 Grj200 Vdj200.A750F Automatic Transmission Transaxle.Automatic Transmission System (For 1Gr-Fe).Automatic Transmission System (For 1Gr-Fe) Terminals Of Ecm

  3. Using an oscilloscope, check waveform 3.

    Reference:
    Terminal No. (Symbol)
    		Tool Setting
    		Condition
    A38-10 (CANH) - C45-81 (E1)
    		1 V/DIV., 10 μsec./DIV.
    		Engine switch on (IG)


    4. Land Cruiser. Urj200, 202 Grj200 Vdj200.A750F Automatic Transmission Transaxle.Automatic Transmission System (For 1Gr-Fe).Automatic Transmission System (For 1Gr-Fe) Terminals Of Ecm

  4. Using an oscilloscope, check waveform 4.

    Reference:
    Terminal No. (Symbol)
    		Tool Setting
    		Condition
    A38-11 (CANL) - C45-81 (E1)
    		1 V/DIV., 10 μsec./DIV.
    		Engine switch on (IG)