W T E C I I E L E C T RO N I C C O N T RO L S T RO U B L E S H O OT I N G M A N UA L
NOTE:
1
NON-RETARDER TRANSMISSION
RETARDER
HAS NO RETARDER CONNECTORS.
ACCUMULATOR
2
OUTPUT SPEED SENSOR CONNECTOR
IS INTEGRAL WITH RETARDER
SOLENOID
EQUIPPED TRANSMISSION.
H SOL
3
SOME VEHICLES WILL UTILIZE TWO
ON/OFF
RETARDER MODULATION DEVICES.
A
B
4
RETARDER CONTROL DEVICE TO
122
RETARDER RESISTANCE MODULE/
INTERFACE WIRING CONSISTS
OF TWO TO SEVEN WIRES, DEPENDING
UPON THE TYPE OF CONTROL DEVICE.
5
HD/B 500 TURBINE SPEED SENSOR IS
LOCATED ON MAIN CASE.
MD/B 300/B 400
127
OPTIONAL
RETARDER CONNECTOR
OPTIONAL
HD/B 500
SENSOR
SENSOR
HARNESS
HARNESS
RETARDER
RETARDER
SEE
SEE
F
134
134
K SOL
K SOL
F
NOTE
NOTE
A
A
(RETARDER
(RETARDER
1
E
109
1
E
109
MODULATOR)
MODULATOR)
B
B
D
138
D
138
RTDR
A
RTDR
E
C
135C
C
135C
TEMP
B
TEMP
F
OUTPUT
OUTPUT
S
139
S
139
SEE
A
C
SPEED
SPEED
NOTE
R
148
R
148
B
D
2
SENSOR
SENSOR
H
127
H SOL
A
TURBINE
M
149
SEE
122
A
(SEPARATE ON
G
B
SPEED
NOTE
L
140
RETARDER)
B
5
SENSOR
D
TRANSFER
CASE
C
H
127
ACCUMULATOR
A
G
122
TRANSMISSION
H SOL
B
CONNECTOR
G1
PRE MY 95; 24-WAY
116
TURBINE SPEED SENSOR
A 3
g
TRANSMISSION
RED
149
E 3
E 3
CONNECTOR
V
SUMP TEMP
WHITE
147
F 3
MY 95 AND LATER
P
F SOL
RED
107
D 3
31-WAY
E
C 3 PRESSURE
RED
162
C 3
X
WHITE
OIL LEVEL
165
B 3
Y
SENSOR
RED
106
G 3
D
N SOL
RED
101
H 3
f
BLACK
135B
G 2
N
BLACK
161A YELLOW
161A
F 2
W
WHITE
140
E 2
U
WHITE
110
D 2
F
BLACK
130
C 2
L
BLACK
121
B 2
H
BLACK
102
A 2
A
J SOL
VIOLET
111
H 1
e
WHITE
104
H 2
C
G SOL
VIOLET
129
F 1
K
E SOL
VIOLET
131
E 1
M
D SOL
VIOLET
103
D 1
B
C SOL
VIOLET
128
C 1
J
B SOL
VIOLET
120
B 1
G
A SOL
VIOLET
A 1
ENGINE
A
SPEED
B
SENSOR
OPTIONAL SENSOR HARNESS
GENERAL NOTES:
ALL HARNESS WIRING IS 18 AWG.
ANY WIRE NUMBER INCLUDING A LETTER HAS A SPLICED WIRE.
WIRE NUMBERS 101–134 ORIGINATE AT CONNECTOR A.
WIRE NUMBERS 135 AND GREATER ORIGINATE AT CONNECTOR B.
ALL SERIAL COMMUNICATIONS AND SPEED SENSOR WIRES ARE
TWISTED PAIRS [12–20 TWISTS PER FOOT (300 MM)].
300 SERIES WIRES INDICATE VIM HARNESS.
APPENDIX J — WT WIRING SCHEMATICS
SEE
SEE
SEE
NOTE
NOTE
NOTE
1
3
4
RESISTANCE
RESISTANCE
SECONDARY
SEE
PRIMARY
MODULE
MODULE
RETARDER
NOTE
1
RETARDER
OR PEDAL
OR PEDAL
CONTROL
INTERFACE
INTERFACE
DEVICE
MODULE
MODULE
A
B
C
A
B
C
135D
164
133
THROTTLE
POSITION
SENSOR
A
B
C
13 5A
15 6
12 4
135B
135B
GREEN
BLUE
RED
B 30
A 33
B 1
B 22
A 24
BLUE
(ANALOG
TPS
THROTTLE
TPS
RETARDER
RETARDER
GROUND)
LO
SIGNAL
HI
MODULATION
MODULATION
A 26
ISO 9141 REQUEST INPUT (–)
SIGNAL
HI
OUTPUT FUNCTION (–)
A 5
VLT
INPUT FUNCTION (–)
B 29
A 22
SOLENOID GROUND 4
WHITE
A 27
H SOL
OUTPUT FUNCTION (–)
A 25
A 34
K SOL HI
OUTPUT FUNCTION (+)
A 12
YEL
A 9
K SOL LO
OUTPUT FUNCTION (–)
A 32
ORG
B 4
RTDR TEMP
OUTPUT FUNCTION (–)
A 14
YELLOW
B 5
OUTPUT SPEED HI
INPUT FUNCTION (–)
B 3
GREEN
B 14
OUTPUT SPEED LO
INPUT FUNCTION (+)
A 19
B 25
NOT USED
INPUT FUNCTION (+)
A 18
B 15
TURBINE SPEED HI
INPUT FUNCTION (–)
B 19
B 6
TURBINE SPEED LO
INPUT FUNCTION (–)
B 21
REVERSE WARNING (–)
A 13
149
ORANGE
NEUTRAL START (+)
A 23
140
BLUE
IGNITION (+)
B 12
116 YELLOW
DO NOT SHIFT (–)
A 15
A 26
NOT USED
SPEEDOMETER SIGNAL OUTPUT
B 23
INPUT FUNCTION (–)
B 20
147 VIOLET
B 13
SUMP TEMP
INPUT FUNCTION (–)
A 17
107
GREEN
A 7
F SOL HI (LOCK-UP)
162 WHITE
B 28
C 3 PS
165
BLUE
B 31
OIL LEVEL
B 25
ISO 9141 COMMUNICATION LINK
106 WHITE
A 6
OIL LEVEL POWER
B 18
116 YELLOW
BATTERY GROUND
A 16
N SOL HI (MD 3070)
B 9
B 32
NOT USED
B 11
BATTERY POWER
B 27
SIGNAL GROUND
B 2
110 WHITE
A 10
F SOL LO
130 YELLOW
A 30
SOLENOID GROUND 3
SERIAL COMMUNICATION INTERFACE B (–)
B 17
121 VIOLET
A 21
SOLENOID GROUND 2
SERIAL COMMUNICATION INTERFACE A (+)
B 8
102 ORANGE
A 2
SOLENOID GROUND 1
111 GREEN
A 11
J SOL (MD 3070)
101
BLUE
A 1
N SOL LO (MD 3070)
104 WHITE
A 4
G SOL
SCHEMATIC SYMBOLS:
129 VIOLET
HIGH SIDE (POWER)
A 29
E SOL
131
BLUE
LOW SIDE (GROUND)
A 31
D SOL
103 GREEN
HIGH SIDE DRIVER (SWITCH TO POWER)
A 3
C SOL
128 ORANGE
LOW SIDE DRIVER (SWITCH TO GROUND)
A 28
B SOL
120 WHITE
A 20
A SOL
REMOTE WAKE UP
A 8
REMOTE SERIAL INTERFACE (+)
B 34
P
141 VIOLET
B 7
ENGINE SPEED HI
REMOTE SERIAL INTERFACE (–)
B 26
N
150 ORANGE
B 16
ENGINE SPEED LO
NOT USED
B 33
DIMMER INPUT 12V OR 24V
B 24
CHASSIS GROUND
B 10
144
ELECTRONIC CONTROL UNIT
BLACK
NEAREST CHASSIS GROUND
(DO NOT CONNECT TO BATTERY GROUND)
Foldout J–1. WT Wiring Schematic (Pre-TransID)
Copyright © 1998 General Motors Corp.
CONTROL
DEVICE
WORLD TRANSMISSION
(IF USED)
SYSTEM WIRING SCHEMATIC
VEHICLE INTERFACE WIRING
(VIW) CONNECTOR
161B
YELLOW
13
126
YELLOW
105
GREEN
163
BLUE
14
10
125
WHITE
112
VIOLET
132
ORANGE
114
WHITE
137
ORANGE
119
YELLOW
118
BLUE
153
YELLOW
155
GREEN
113
WHITE
123
VIOLET
146A
YELLOW
115
GREEN
157
VIOLET
154
WHITE
12
117
GREEN
16
142B
WHITE
151B
BLUE
159
VIOLET
143C
BLACK
143A
BLACK
A 1 L 1
136C
RED
136A
RED
A 2 L 2
158
ORANGE
F 2 S 2
PACKARD
F 1 S 1
151A
B
K
142A
DIAGNOSTIC
A
J
B 1 M 1
TOOL
146B
C
H
CONNECTOR
143D
D 2 P 2
E
A
B 2 M 2
OPTIONAL DEUTSCH
F 3 S 3
136B
1
REMOTE SERIAL
143B
C 3 N 3
7
INTERFACE
2
CONNECTOR
A 3 L 3
ORANGE
3
(REMOTE SHIFT
108
YELLOW
SELECTOR)
C 2 N 2
6
168
YELLOW
REMOVE OR CUT
4
JUMPER WIRE BETWEEN
D 1 P 1
160
VIOLET
TERMINALS 2 AND 3
5
ON PRIMARY REMOTE
E 1 R 1
8
SELECTOR.
9
NOT USED
E 2 R 2
10
24V VIM'S HAVE 12V RELAYS FOR
NEUTRAL START AND RELAY
OUTPUT WIRE #112.
VEHICLE INTERFACE MODULE (VIM)
CUSTOMER SUPPLIED WIRING AND CONNECTOR
SIGNAL GROUND #161B
1
(–) OUTPUT WIRE # 105
SWITCHED
(–) INPUT WIRE # 163
IGNITION
POWER
(–) INPUT WIRE # 126
AVAILABLE AFTER JULY 1, 1995
4
5
(–) INPUT WIRE # 137
3
(+) INPUT WIRE # 119
SWITCHED
IGNITION
2
(+) INPUT WIRE # 118
POWER
8
(–) INPUT WIRE # 153
9
(–) INPUT WIRE # 155
(–) INPUT WIRE # 154
(–) INPUT WIRE # 117
6
SERIAL COMMUNICATION A (+)
7
SERIAL COMMUNICATION B (–)
HARNESS TERMINALS
CUSTOMER SUPPLIED WIRING
VIM TERMINALS
AND CONNECTOR
343A
K 1
343C
GROUND
K 2
313CM
B 1
REVERSE WARNING
313NO
RELAY (REQUIRED)
A 1
FUSED IGN
FUSED IGN
346
C 1
IGNITION
10A
332CM
E 2
332NC
RELAY OUTPUT
D 2
WIRE #132
332NO
E 3
312CM
FUSED IGN
F 2
312NC
RELAY OUTPUT
C 2
WIRE #112
12V
312NO
F 3
357UF
SPEEDOMETER
H 2
OUTPUT
357FL
H 1
314CM
A 2
314NC
RELAY OUTPUT
B 2
WIRE #114
314NO
A 3
FUSED IGN
G 3
358
J 3
DIMMER INPUT
315
K 3
DO NOT SHIFT
325CM
E 1
RELAY OUTPUT
325NC
WIRE #125
D 1
323CM
G 1
FUSED IGN
NEUTRAL START
323NO
RELAY (REQUIRED)
F 1
336A
J 1
12V
336C
J 2
MAIN POWER
REFERENCE DRAWINGS
10A
+
–
AS07-000, AS07-020, AND
12/24 VOLT
AS07-021M FOR VEHICLE
BATTERY
INTERFACE WIRING
INFORMATION.
V05002
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