Toyota T100 1996 Service Manual page 681

TERMINALS OF ECU
Symbols (Terminals No.)
D ↔ GND (C15−2 ↔ C15−13)
PI ↔ GND (C15−5 ↔ C15−13)
TC ↔ GND
(C15−8 ↔ C15−13)
OD ↔ GND
(C15−9 ↔ C15−13)
L ↔ GND
(C15−10 ↔ C15−13)
MC ↔ GND
(C15−11 ↔ C15−13)
MO ↔ GND
(C15−12 ↔ C15−13)
GND ↔ Body Ground
(C15−13 ↔ Body Ground)
B ↔ GND
(C15−14 ↔ C15−13)
BATT ↔ GND
(C15−15 ↔ C15−13)
STP− ↔ GND
(C15−16 ↔ C15−13)
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
13 10
12 11 9
26
25 24 22
23
Wiring Color
Shift to except D position (A/T Vehicle)
Depress Clutch Pedal (M/T Vehicle)
B−W ↔ B−O
Shift to D position (A/T Vehicle)
Depress Clutch Pedal (M/T Vehicle)
Ignition switch ON
Cruise control main switch ON
B−Y ↔ B−O
Ignition switch ON
Cruise control main switch OFF
Y−B ↔ B−O Ignition switch ON
During cruise control driving
OD switch ON.
Y−R ↔ B−O
During cruise control driving
OD switch OFF (3rd driving)
During cruise control driving
Y−R ↔ B−O
Except during cruise control driving
During cruise control driving
COAST switch held ON
B−R ↔ B−O
During cruise control driving
ACC switch held ON
During cruise control driving
ACC switch held ON
LG ↔ B−O
During cruise control driving
COAST switch held ON
B−O ↔ Body
Constant
Ground
L−R ↔ B−O Ignition switch ON
R ↔ B−O Constant
Depress brake pedal
G−W ↔ B−O
Release brake pedal
− CRUISE CONTROL SYSTEM
C15
6
8 7
5
4
21 20 17
18
19
Condition
3 1
2
16
15 14
DI−417
DI34Y−02
I00022
STD Voltage (V)
Below 1 V
10 − 16 V
Below 1.2 V
10 − 16 V
10 − 16 V
10 − 16 V
Below 1 V
9 − 15 V
Below 1 V
9 − 16 V
Below 1 V
9 − 15 V
Below 1 V
Below 1 V
10 − 16 V
10 − 16 V
10 − 16 V
Below 1 V