Page 692 of 1938
POWERTRAIN
CONTROL
MODULE
46
14 Z12 1
GROUND
9A
PTC
1
38
GROUND 85
87
3086
K51
20
DB/YL
4223
DG/OR16 A142
RELAY POWERDIESEL
OUTPUT
(ST-RUN)IGN. FUSED
BK/TN
ST-RUN A21
BS33
JUNCTION
BLOCK
30C1
F87
18
WT/BK17FUSE
20A
POWER
DISTRIBUTION
CENTER
BATT A0
8C65C6
A142
18
DG/OR
DIESEL
POWER
RELAY
3
DB/YL20 K51
DIESEL
POWER
RELAY TO
CENTER DISTRIBUTIONPOWER
A142
16
DG/OR
45
RELAY POWERDIESEL
OUTPUT
A142
16
DG/OR
68
RELAY POWERDIESEL
OUTPUT
7E96
B1081
DG/OR18 A142
DG/OR18 A142
A142
18
DG/OR
ES06
WT/BK18 F87
24 GROUND
Z12
16
BK/TN
BK/TN16 Z12
Z12
16
BK/TN
BS31
G300
7
86
85(IN PDC) RELAY
MOTOR
STARTER
ENGINE
6B107 E95
STARTER
RELAY
CONTROL
3K90
18
TN
K90
20
TN
(8W-12-13)(8W-10-16)
(8W-12-2)
(8W-10-25)(8W-10-9) (8W-10-8)
(8W-10-27)(8W-10-25)
(8W-15-3)
(8W-15-5) (8W-21-3)
8W - 30 - 28 8W-30 FUEL/IGNITION SYSTEM
DIESELNS/GS
J988W-3GS003028
Page 693 of 1938
9A
PTC
1
8587
3086
DG/WT16 A141
ST-RUN A21
30C1
F87
18
WT/BK
16FUSE
20A
POWER
DISTRIBUTION
CENTER
BATT A0
3C67C2
6C2
1
HEATER FUEL
FUEL
HEATER
RELAY
4B33
E120
2
Z1
20
BK
TO
MODULE CONTROL POWERTRAIN
BATTERY
Z0
2
BK BK6 Z0Z0
10
BK
ES01 G103G100
ES02
Z1
16
BK
BK18Z1
POWERTRAIN
CONTROL
MODULE
K35
20
GY/YL
25
C65
20A FUSE
17
A142
18
DG/OR30
87
JUNCTION
BLOCK
ES06
CONTROL SOLENOIDEGR 2
E96
B108Z1
18
BK
2
1
HEATER CASE
CRANK
A141
18
DG/WTA141
18
DG/WT
ES401
2
A142
18
DG/OR
K35
20
GY/YL
EGR
SOLENOID
A141
18
DG/WT
F87
18
WT/BK
DIESEL
POWER
RELAY (8W-12-13)(8W-10-16)
(8W-10-26)(8W-10-9) (8W-10-8)
(8W-30-36)
(8W-20-3)
(8W-15-3) (8W-15-3)(8W-10-25) (8W-12-2)
(8W-30-28)
NS/GS8W-30 FUEL/IGNITION SYSTEM
DIESEL8W - 30 - 29
GS003029J988W-3
Page 694 of 1938
POWERTRAIN
CONTROL
28FUSE10A
POWER
DISTRIBUTION
CENTER
5C3
BATT A0
13C1
JUNCTION
BLOCK
17C4
M1
20
PK
PK20 M1
16M1 20 PK
C17
B(+) FUSED
RADIO
PK20 D21
B23 P18
617
D21
20
PK
P34
B23
BK/WT20 Z11
54
Z2
20
BK/LG
G200
1
Z11
20
BK/WT
CONNECTOR LINK
DATA
MODULE
17
B1724
A24
TRANSMITSCI
1
G301
FUSED
B(+)
16C1
MODULE MIRROR
SEAT/
MEMORY
M1 20PK
(8W-10-11)(8W-10-9) (8W-10-8)
(8W-12-2)
(8W-47-2)
(8W-15-4) (8W-15-12)(8W-63-4) (8W-12-20)
8W - 30 - 30 8W-30 FUEL/IGNITION SYSTEM
DIESELNS/GS
J988W-3GS003030
Page 695 of 1938
TWISTED
PAIR
D2
20
WT/BKD1
20
VT/BR
TWISTED
PAIR
PAIR TWISTED
PS02
PS01
VT/BR20 D1WT/BK20 D2
(+) CCD
BUS
C234C2
MODULE CONTROL
AIRBAG
BUS CCD
(-) D2
20
WT/BK
D1
20
VT/BR
10 9
CCD
BUS
(+)CCD
BUS
(-)INSTRUMENT
CLUSTERVT/BR20 D1WT/BK20 D2
VT/BR20 D1WT/BK20 D2
B12
12VT/BRD1
18WT/BK18 D2
P18 B2313
B13
CCD
BUS
(+) (-)BUS CCD
WT/BK18 D2 D1
18
VT/BR
(-) BUS CCD
(+) BUS CCD
19
BS05
20
CONTROLLER
ANTI-LOCK
BRAKE
BODY
CONTROL
MODULE C2
343C2
BS06
TWISTED
PAIR
6
VT/BR18D1
6CCD
BUS
(+)
OVERHEAD
CONSOLE
(-) BUS CCD
1
COMPASS/
MINI-TRIP
COMPUTER
D2
18
WT/BK
5
C20
B75
311
CONNECTOR LINK
DATA
PAIR TWISTED TWISTED
PAIR
PAIR TWISTED TWISTED
PAIR
(8W-43-3) (8W-40-2)(8W-35-3)
(8W-45-3)(8W-49-2)
(8W-49-2)
NS/GS8W-30 FUEL/IGNITION SYSTEM
DIESEL8W - 30 - 31
GS003031J988W-3
Page 696 of 1938
GY10 K154
POWER
DISTRIBUTION
CENTER
BATT A0
BATTERY
POWERTRAIN
CONTROL
MODULE
50
C65
20A FUSE
17
A142
18
DG/OR30
87
ES06
5E95
B107
WT/DG18 K152
DG/OR18 A142
ES29
24
13
RELAY PLUG
GLOW
A0
10
RD
ES26
K152
20
WT/DG
CONTROLRELAYPLUGGOWDB 16
FUSIBLE
LINK
A0
ES28
A54
10
RD
NO. 2 PLUG
GLOW
K154
12
BK
BK12 K154
GLOW
PLUG
NO. 1
BK12 K154
GLOW
PLUG
NO. 3
BK12 K154
GLOW
PLUG
NO. 4
ES37
20 G85
OR/BK
26
LAMPPLUG GLOW LAMP/ FAULT
P34
B2317
A17OR/BKG85
20
7 10
CENTER MESSAGE
PLUG
GLOW
6FUSE20A
JUNCTION
BLOCK
BR/PK18 V23
C414
ST-RUN A21
LAMP
DIESEL
POWER
RELAY
C110
A/C
HEATER
CONTROL
V23
18
BR/PK
(8W-10-9) (8W-10-8)
(8W-20-3)
(8W-10-25)
(8W-10-25)
(8W-10-25)
(8W-46-3) (8W-12-9)(8W-12-2) (8W-10-16)
(8W-30-28)
(8W-42-4)
8W - 30 - 32 8W-30 FUEL/IGNITION SYSTEM
DIESELNS/GS
J988W-3GS003032
Page 700 of 1938

POWERTRAIN
CONTROL
MODULE
9A
PTC
1
38
(ST-RUN) IGNITIONFUSED
ST-RUN A21
JUNCTION
BLOCK
30C1
F87
18
WT/BK
6
6C6 C2
CENTER DISTRIBUTION
POWER
F87
18
WT/BK
31
SENSOR SPEED
VEHICLE
2
WT/OR18 G7
VEHICLE
SPEED
SENSOR 43
4E96
B108
C142
2K159
20
VT/RD
OR/BK20 G55
59
1
COOLANT
TEMPERATURE
SENSOR
3
60C1
14
2
33
ES05
GROUNDSENSOR6
E97
B106
K4
20
BK/LB
BS34
BK/LB20 K4
8
TN/BK20 K2
K2
20
TN/BK
BK/YL20 G58
3E120
B33
G58
20
BK/YL
BODY
CONTROL
MODULE
72C175C1 BS30
G7
18
WT/OR
WT/OR18 G7
SENSORSPEED VEHICLESENSOR
GROUND
GROUNDSENSOR
K4
20
BK/LB
COOLANT
TEMPERATURE
SENSOR
TEMPERATURECOOLANTENGINE COOLANT
TEMPERATURE
SENSOR
SIGNAL SENSOR TEMPERATURE (ST-RUN) IGNITIONFUSED
SENSORSPEED VEHICLE
SIGNAL SENSORSPEED ENGINE ENGINE
DISABLE
SIGNAL DISABLE
SIGNAL SENSOR SIGNALENGINE SPEED F87 18 WT/BK
ENGINE
K4
18
BK/LB
SIGNAL
SIGNALCOOLANT
SIGNAL SIGNAL
ENGINE
SIGNALENGINE
SENSOR
SIGNAL (8W-12-13)(8W-10-16)
(8W-12-2)
(8W-10-29)
(8W-70-11)
(8W-70-11) (8W-45-9)
8W - 30 - 36 8W-30 FUEL/IGNITION SYSTEM
DIESELNS/GS
J988W-3GS003036
K4
20
BK/LB
Page 703 of 1938
POWERTRAIN
CONTROL
MODULE
17
20A
FUSE
13
8C3
F32
18
PK/DB
K119
20
LG/BK
CENTER DISTRIBUTION
POWER
BATT A0
2
1
SWITCH
LAMP
STOP
6
Z1
20
BK FROM
LAMP SIGNALTURN PARK/ FRONTLEFT
2
1
CLUTCH
SWITCH
BK20Z1
1
G300
Z1
20
BK
FROM
MOTOR LEVELING HEADLAMPLEFT
V37
20
WTWT20 V37
CLOCKSPRING
LEFT
SPEED
CONTROL
SWITCHRIGHT
20
WT/PK20 K29
BK18Z1
65
44
STOP
LAMP
SWITCH
SIGNALSENSE SWITCHBRAKE
BS01
CLUTCH
SWITCH
SIGNAL
L50
18
WT/TN WT/TN18 L50
LB/RD20 V38
27
C156
P34 B23
A21
21
36
V37
20
RD/LG SPEED
CONTROL
SWITCH
SIGNAL
RD/LG20 V37
BODY
CONTROL
MODULE
SWITCH CONTROL
SPEED
DRIVERLAMP CONTROLSPEED
4
3
4C2
SPEED
CONTROL
LAMP
DRIVER (8W-10-29)(8W-10-10) (8W-10-8)
(8W-50-11)
(8W-15-7)
(8W-15-8) (8W-50-8) (8W-70-2)
(8W-45-9)
(8W-33-4)(8W-33-4)(8W-33-4)
(8W-33-5)
NS/GS8W-30 FUEL/IGNITION SYSTEM
DIESEL8W - 30 - 39
GS003039J988W-3
Page 705 of 1938

8W-31 TRANSMISSION CONTROL SYSTEM
Component Page
All Wheel Drive Solenoid................8W-31-3
AW4B13............................8W-31-3
AWS1 ..............................8W-31-3
AWS2 ..............................8W-31-3
Battery.............................8W-31-2
BS02...............................8W-31-3
BS05...............................8W-31-8
BS06...............................8W-31-8
Clutch Interlock Switch Jumper..........8W-31-5
Controller Anti-Lock Brake..............8W-31-3
Crankshaft Position Sensor..............8W-31-4
Data Link Connector...................8W-31-8
ES01...........................8W-31-2, 6, 7
ES02...............................8W-31-4
ES05...............................8W-31-4
ES08...............................8W-31-4
ES10.............................8W-31-3, 5
ES11 ...............................8W-31-2
ES13...............................8W-31-8
ES14...............................8W-31-8
ES21...............................8W-31-4
ES24...............................8W-31-8
Fuse 2 (JB)..........................8W-31-5
Fuse 10 (JB).........................8W-31-5Component Page
Fuse 12 (JB).........................8W-31-3
Fuse 15 (PDC)....................8W-31-2, 6, 7
G100...............................8W-31-2
G103...............................8W-31-2
G302...............................8W-31-3
Junction Block......................8W-31-3, 5
Low/Reverse Pressure Switch............8W-31-6
Low/Reverse Solenoid..................8W-31-7
Output Shaft Speed Sensor..............8W-31-3
Overdrive Pressure Switch..............8W-31-6
Overdrive Solenoid....................8W-31-7
Power Distribution Center.........8W-31-2, 5, 6, 7
Powertrain Control Module..........8W-31-4, 5, 6
PS01...............................8W-31-8
PS02...............................8W-31-8
Throttle Position Sensor................8W-31-4
Transmission Control
Module................8W-31-2, 3, 4, 5, 6, 7, 8
Transmission Control Relay..........8W-31-2, 6, 7
Transmission Control Solenoids.........8W-31-6, 7
Transmission Range Sensor............8W-31-3, 5
Turbine Speed Sensor..................8W-31-3
Underdrive Solenoid...................8W-31-7
NS/GS8W - 31 TRANSMISSION CONTROL SYSTEM 8W - 31 - 1