1993 DODGE TRUCK cycling switch

WINDSHIELD
WIPER MOTOR
TO RIGHT
HEADLAMP
PARK/TURN
SIGNAL LAMP TO FUSIBLE LINK
CIRCUITS
TO VEHICLE SPEED
CONTROL SEE VIEW
Z

EEMC

RELAY
LEFT
HEADLAMP
GROUND
ENGINE
STARTER
A/C RELAY

COMPRESSOR

CLUTCH RELAY AUTOMATIC SHUT
DOWN RELAY
FUEL PUMP RELAY
BULKHEAD
DISCONNECT
A/C

LOW
PRESSURE
SWITCH

SIDE
MARKER LAMP
TO UNDERHOOD LAMP WIRING
VEHICLE

SPEED
CONTROL
SERVO
POWERTRAIN
CONTROL MODULE
A/C

CYCLING SWITCH TO BLOWER
MTR &

WINDSHIELD
WASHER
MTR

VIEW
IN
DIRECTION OF ARROW
Z
VIEW
IN
DIRECTION
OF ARROW
W a
o
>
o 30
>
2
m
J938W-99
Fig.
17
Engine
Compartment Wiring 3.9L, 5.2L, and 5.9L Gas
Engines

BLOWER
MOTOR TO UNDERHOOD LAMP
AIR
HEATER
WINDSHIELD
WASHER MOTOR TO WINDSHIELD
WIPER MOTOR
TO RIGHT
HEADLAMP
PARK/TURN SIGNAL LAMP
BEYOND THIS POINT SEE VIEW
Z

DATA LINK
CONNECTOR SIDE MARKER LAMP
A/C
LOW
PRESSURE SWITCH
BULKHEAD
DISCONNECT
FUSIBLE LINKS POWERTRAIN
CONTROL MODULE
AIR HEATER RELAYS
TO VEHICLE
SPEED CONTROL A/C CYCLING
SWITCH VIEW
IN
DIRECTION
OF ARROW
W

VIEW
IN
DIRECTION OF ARROW
Z
J938W-100

Fig.
18
Engine
Compartment Wiring 5.9L
Diesel Engine

WIRING
DIAGRAMS
8W
- 37

WIRING DIAGRAMS AD-BODY

INDEX

Wiring Diagram Name Sheet Number

A/C
Heater System
with
Diesel Engine ............ .69,70 Blower Motor
. .69

Compressor
.70

Cycling Switch
.70
Diodes
70

Fuse
69
Low Pressure Switch
70

Resistor
. 69

Switch-Blower
. 69

Vacuum
Control
Switch
.69
Wide Open
Throttle
Cut-Out Relay
70

A/C
Heater System
with Gas
Engine .67,68 Blower Motor
.67

Compressor
.68

Cycling Switch
68
Low Pressure Switch
.68

Diodes
. .68
Fuse
. .67
Resistor
67

Switch-Blower
67

Vacuum
Control
Switch
.67
Wide Open
Throttle
Cutout Relay
68

Air Heater Relay Diesel Engine
.21
Air
Intake
Heater Diesel Engine
22

Anti-Lock Rear Brake System
with
Diesel Engine
.....
.33,34 Brake Warning Lamp Switch
34

Data Link Connector
33

Duel Solenoid Hydraulic Valve
34

Electronic Vacuum
Sensor
.34
Fuse
33

Module
.33
Park
Brake Switch
.33
Resistor
34

Rolls
Test Connector
33

Sensor
34

Stop
Lamp
34

Anti-Lock Rear Brake System
with Gas
Engine .31,32 Brake Warning Lamp Switch
.32

Data Link Connector
. .31

Dual Solenoid Hydraulic Valve
32

Fuse
31
Module
31
Park
Brake Switch
.31
Resistor
32

Rolls
Test Connector
31

Sensor
32

Stop
Lamp Switch
32

Back-Up
Lamp Switch
with
Diesel Engine
.7
Back-Up
Lamp Switch
with Gas
Engine
.9

Battery
.1,3,5
Brake Warning
Indicator
Lamp (Diesel Engine)
.57

Brake Warning
Indicator
Lamp
(Gas
Engine)
58

Brake Warning
Indicator
Lamp Switch (Diesel Engine)
. . . .34
Wiring Diagram Name Sheet Number
Brake Warning
Indicator
Lamp Switch
(Gas
Engine)
32
Bulkhead Disconnect 50-Way .85,86
Buzzer-Combined Headlamp,
Key In, and
Seat
Belt
. . .
.27,28

Bypass
Jumper
(Clutch
Pedal Position)
8

Cargo
Lamp .49,50
Cargo
Lamp Switch
49

Charging System
with
Diesel Engine ..............
.5,6
Battery
5

Generator
. .6

Charging System
with
Gas Engine
.3,4
Battery
3

Generator
, . .4

Cigar
Lighter,
Ash &
Glove
Box
Lamps
52

Circuit
Breakers Power Windows
2,71

Clearance Lamps Duel Rear Wheels
.
.41,43 Clearance Lamps Roof Mounted
40

Clockspring 30,36,38
Clutch Pedal Position Switch
.8

Cold
Start
Advance Motor
24

Compressor,
A/C
68,70 Data Link Connector 17,23,31,33
Data Link Connectors
Rear
Wheel Anti-Lock Diesel Engine
.33

Rear
Wheel Anti-Lock Gas Engine
31

Daytime Running
Light
Module
46

Diesel
Control
System .21,22,23,24,25,26
Air Heater Relay
. .21

Air
Intake
Heater
21
Automatic
Shut Down Relay
22

Cold
Start
24

Crankshaft Position
Sensor
. .25
Data Link Connector
. .23

Engine
Coolant Temp Switch
.26

Fuel Heater
24

Fuel Solenoid
24
Intake
Air
Temp
Sensor
25

Powertrain
Control
Module 21,22,23,25,26

Resistor
.24

Thermo Switch
24

Throttle
Position (Sensor)
26

Transmission Thermo Switch
. . .26

Vehicle Speed
Sensor
25,26 Water
in
Fuel
Sensor
.25

Dimmer Switch-Headlamp
. .47

Diode 68,70
Diode
and
Mold Assembly
51

Dome
and
Cargo Lamp
50

Door
Jamb Switches
49
Left
Switch
.49
Right Switch
49

Dual Solenoid Hydraulic Valve
.32
EMCC
System (3-Speed)
. .11

8W
- 40
WIRING DIAGRAMS

Wiring Diagram Name Sheet Number

Oil-Gas
Engine
28

Temperature-Diesel Engine
. . . ., 27
Temperature-Gas Engine
. .28

Sensors
Camshaft Position
. . .20

Crankshaft Position
. .
.18,25

Engine
Coolant
Temperature
20
Electronic
Vacuum-Diesel Engine
. .34

Heated Oxygen
17
Intake
Air
Temperature
25

Map
20

Rear
Wheel Anti-Lock Brake 32,34

Throttle
Position
with
Diesel Engine
26
Vehicle Speed .20,25 Water
In
Fuel-Diesel Engine
25

Solenoids
EMCC
Solenoid
11, 12

EVAP
Purge
with
Gas
Ignition
.16

Exhaust
Gas
Recirculating
Gas Engine
.16

Fuel
.24

Transmission Overdrive
12,14

Speakers
62,64

Splices
Splice AO 1,2,4,6
Splice
A3
30,47
Splice
A4 39

Splice A21
16,23

Splice A21-1
. .68

Splice
A21-2 24
Splice A21-3
21

Splice A142
.15

Splice
A142-1 15

Splice
C4
.67,69
Splice
C7
.67,69
Splice
E2
.48,52,61,63,65
Splice F21
. , 71
Splice
F35 73

Splice
G5
12,13,14,58,77,78 Splice
G7
........... .19,25
Splice G7-1
. . .20

Splice
K4
20,26 Splice K4-1
.... ..... ; . 18,20

Splice
K6 , 20
Splice
K7 .20

Splice
L1 .79

Splice
L6 . .50

Splice
L7
43,45
Splice L7-1 40,41,47,61,63,65
Splice
L7-2
.41,79
Splice
L7-3 .41
Splice
L7-4 41

Splice
L7-5 .41

Splice
L50
......
.
........... .32,34,36,38,56
Splice
M1
49,51,52,61,63,65,75 Splice M1-1
51

Splice
M2 . .49

Splice M2-1
.51

Splice
P33 . 74
Wiring Diagram Name Sheet Number
Splice
P34 .... .74

Splice T41 ..............
.9

Splice
V6 . .
.54,55
Splice
X2 . .30
Splice X2-1
. . . .
.79,81
Splice X2-4
41
Splice X2-5
.41

Splice X2-6
.... .41
Splice X2-7
80,81

Splice X53
.65
Splice
X54
..........
. . 65

Splice Z1-1
.48
Splice Z1-2 48,52
Splice Z1-3
. . 48

Splice Z1-4
...
.44,46
Splice
Z1-5 ..... . . . .
-43,45
Splice Z1-6
11,23
Splice
Z1-7 .
.41,79
Splice Z1-8 77,78 Splice Z1-9
. .
............ .71,73,75
Splice Z1-10
. 71,73

Splice Z1-11 .77,78
Splice Z11
23

Splice
Z12 ' 17

Splice Z12-1
17,23

Steering Column Connector
.
87,88
Stereo Radio 61,63,65
Stop
Lamp Switch 32,34
Stop/Turn System
.56

Switches
A/C
Low
Pressure
with
Gas Engine
67
A/C
Low
Pressure
with
Diesel Engine
70

A/C
Heater Blower
with
Diesel Engine
69

A/C
Heater Blower
with
Gas Engine
67

A/C
Vacuum
with
Diesel Engine
69

A/C
Vacuum
with
Gas Engine
67
Automatic
Transmission
Neutral
Start
with
Diesel Engine
. .7

Automatic
Transmission
Neutral
Start
with
Gas Engine
. . .9
Back-Up
Lamp
.7,9

Brake Warning Lamp Diesel Engine
34

Brake Warning Lamp Gas Engine
. .32

Cargo
Lamp
49

Clutch
8

Clutch
Cycling
...
.68,70 Dimmer-Headlamp
47

Dome
Lamp-Front
. .50

Dome
Lamp-Rear
50

Door
Jamb
. 49
Engine
Coolant Temp
.26

Four
Wheel Drive
13

Front
Axle
13

Glove
Box
Lamp
. .52

Hazard Warning
.56

Headlamp
1,47

Heated Rear Window
39
Heater
. .
.66,67
Horn
.30
Ignition
2,10

WIRING
DIAGRAMS
8W - 43

FUSIBLE
LINK
(18GY)

12BK/RD
FUSIBLE
LINK

(200R)

(LEFT
FRONT
WHEELHOUSE) HEATED

REAR
WINDOW
SH
39
FUSIBLE
LINK

(200R)

(LEFT
FRONT
WHEELHOUSE)
I—A22
12BK/0R

IT

1
30
AMPS
J CIRCUIT
,—h BREAKER —P CAVITY
#12
-A22
12BK/0R-

RUN ONLY
IGNITION

SWITCH
SH
10

A31

14BK/WT

RUN
AND ACC
F21
12TN

POWER WINDOW
SH
71
FUSE
#11
30 AMP

CI
12DG

A/C
AND
HEATER BLOWER MOTOR
SH
66.67.69

S
FUSE
#10

10*ZJ20
AMP
O

FUSE
#8
310 AMP
-A41
14YL-

ENGINE
STARTER
SYSTEM

SH
7.8.9

A21
14DB
FUSE
#1

3
2 AMP
RUN
AND
START

V34

20WT/RD
A2I
14DB
VEHICLE

SPEED
CONTROL (GAS)

SH
36

VEHICLE

SPEED
CONTROL (DIESEL)
SH
38
FUSE
#3
20 AMP

F20
18WT

BACK-UP
LAMP
SH
79.80

HEATER REAR WINDOW
SH
39
G5

20DB/WT

TO
4tART
D

FUSE
# 2

3
5 AMP

LAMP LOW

FUSE
#9
120 AMP

V6
18DB
WINDSHIELD WIPER

SYSTEM

SH
54.55
RADIO
AND
CLOCK

SH
61.63.65
L5
18RD

i

TURN SIGNAL FLASHER
SH
56

TACHOMETER

PROVISIONS

SH
48

REAR
WHEEL ANTI-LOCK
MODULE

SH
31.33
AUTOMATIC
SHUT DOWN
RELAY

SH
16.22

TRANSMISSION
OVERDRIVE

SOLENOIDS
SH
12.14

FUEL PUMP RELAY
SH
16

GENERATOR
SH
4

VACUUM SENSOR

SH
34

AIR SWITCHING
SOLENOIDS
SH
16

PMC

SH
16

AIR HEATER CONTROLLER

SH
21

WOT RELAY
SH
68.70
A/C

ELECTRONIC CYCLING SWITCH

SH
68.70

3.R.L.
MODULE
SH
46

EMCC
RELAY

SH
11

FUEL HEATER AND PUMP
SH
24
WAIT
TO
START

SH
57

FUEL LAMP
SH
57

GAUGES
SH
59

BRAKE
LAMP
SH
57.58

SEAT
BELT LAMP AND BUZZER
SH
77 78

WATER
IN
FUEL LAMP
SH
57

4
WHEEL DRIVE
INDICATOR LAMP
SH
13

LOW ENGINE
OIL
LAMP
SH
59

MALFUNCTION
INDICATOR LAMP

SH
59

ANTI-LOCK LAMP
SH
57 58

LIFTGATE OPEN LAMP
SH
58

TRANSMISSION

CONTROL MODULE
SH
12.14

SERVICE
REMINDER INDICATOR LAMP
SH
58

J938W-11
FUSE
APPLICATION
CHART

AD
2

WIRING
DIAGRAMS 8W - 59
K4
20BK/LB —j K4 18BK/LB
TO VEHICLE
SPEED

SENSOR

(SEE
SH 20) TO ENGINE
WIRING
SPLICE

(SEE
SH 20) CRANKSHAFT
POSITION
SENSOR
RIGHT

REAR
OF ENGINE) TO

SPLICE

[SEE
SH 20)
K24
18GY
BK
THROTTLE

POSITION
(SENSOR)

(ON
THROTTLE
BODY)

T0
SPLICE

(SEE
SH 20)
rtM-
-KB
20VT/WT-

-K4 18BK/LB-
TO <8>
x SPLICE

(SEE
SH 20)
TO A/C AND
HEATER SYSTEM
(SEE
SH 68)
K22
180R
DB

-[ENGh
25

—[FNG]—

C20
18BR C13

20DB
OR
24 22
27 34

REF.
TP(S)

A/C
W.O.T.

PICKUP CYCLING RELAY
SWITCH
POWERTRAIN CONTROL MODULE II (PCM II) CONNECTOR (SEE SH 84)

(LEFT
FENDER SIDE SHIELD)
J938U-11

IGNITION
SYSTEM

GAS
MFI ENGINES
AD
18

8W
- 64
WIRING DIAGRAMS
TO DAYTIME
RUNNING LIGHTS
MODULE C—A21
140R

SEE
SH 46) l4UK
TO
A/C

ELECTRONIC CYCLING
^A21 hob
SWITCH

(SEE
SH 70)
TO
MESSAGE

CENTER (DIESEL)
(SEE
SH 57)
BLACK

TO
IGNITION

A21
14DB-4,
SWITCH
^(SEE
SH 10)

RED
BLOWER MOTOR
f-

(SEE
SH 66.69T
TO
5"

(SEE
SH 44,46)
Zl
14BK

Zl
14BK
RIGHT
HEADLAMP GROUND

(RIGHT
SIDE
—
SHIELD) (REAR
OF
ENGINE)
A21
14DB

Z12
14BK/TN

TO
A/C

COMPRESSOR

71
14BK-C,
CLUTCH v

Zl
j(SEE
SH 70)

<
T0

Zl
18BK-A UNDERHOOD LAMP

(SEE
SH 29)

TO VACUUM
SENSOR

(SEE
SH 34)
A21
1408

TO LEFT
HEADLAMP GROUND
(SEE
SH 43,45)
G86

20DG
WT G85

20TN
OR

11
TO DAYTIME
RUNNING LIGHTS MODULE

(SEE
SH 46)
Zll

18BK
WT

20
E5
K31

20DG
20BK
WT
PK
DATA LINK
CONNECTOR
(RIGHT

REAR
OF
ENGINE
COMPARTMENT)

020

20LG
56
54

WAIT-TO-
WATER-IN-
START LAMP FUEL LAMP
POWERTRAIN CONTROL MODULE
II (PCM II)
11

POWER
GROUND
12

POWER
GROUND
45
25 5

DATA LINK DATA LINK SIGNAL
RECEIVE
TRANSMIT GROUND CONNECTOR

(SEE
SH 83)
(LEFT
FENDER
SIDE
SHIELD)
AD
23

DIESEL
CONTROL
SYSTEM
J938W-11

•
WIRING DIAGRAMS 8W - 109 AIR CONDITIONING

COMPRESSOR

(RIGHT SIDE FORWARD OF ENGINE)
C9
18BK C2
18BK TO ENGINE

STARTER
RELAY

(SEE
SH 9)
I
I I
!
Zl
18BK C26 14BR-
A21 14DB-
ca
hdb/bk^£3E5|H

C13 20DB/0R —J
^MANUAL TRANS ONLY

BLACK

(LEFT
OF

COMPRESSOR)
Zl 14BK-
\ TO POWERTRAIN
\ CONTROL MODULE II \ CAVITY
27,34
BI-DIRECTIONAL

ZENER
DIODE
TO IGNITION SWITCH

(SEE
SH 10)
:-4ENG]~
2 TO FUSIBLE
LINK

(SEE
SH 4)
(SEE
SH 18) Zl
14BK
TO

EMCC
RELAY

(SEE
SH 11) A21 14DB

I—A21
14DB 34
:-[ENG|~
T04|
SPLICE

(SEE
SH
44.46)

TO
SPLICE
(SEE
SH 16)
C21 18DB/0R -C3 14DB/BK
r TO DAYTIME
A21 14DB —) RUNNING LIGHTS MODULE

(SEE
SH 46) A21 14DB WIDE OPEN
THROTTLE CUTOUT
RELAY

(LEFT
FENDER

SIDE
SHIELD' C21 18DB/0R ~
A/C
LOW

PRESSURE
SWITCH (RIGHT FENDER
SIDE
SHIELD)
•A21 14DB
PROBE

=£3:
(RIGHT
SIDE

SHIELD)
A/C

CYCLING SWITCH
C2 18DB/WT-
A21 14DB-
C20 18BR-
C20 18BR-

J938W-11
A/C
AND HEATER-

GAS
ENGINES AD 68