Service Manual

Electrical System
9.84
Model 8042, 10042, 10054 Legacy Rev. 10/03
9.7.19 10054 Cab Harness & Engine Harness Electrical Schematic
(SN 13198 Through 16782, Without Lighting Package)
J15J5 J14 J7 J2 J3 J11 J6J8 J9 J4J10 J12J1
INSTRUMENT PANEL
POWER
GROUND HYD. OIL TEMP. HOURMETER TRANS. TEMP. ALTERNAT0R ENGINE OIL WATER TEMP. FUEL GAUGE
HIGH BEAM (OPTIONAL) TURN SIGNALS (OPTIONAL)
PARK BRAKE
BACK LIGHT (OPTIONAL)
STABIL-TRAK
107
3A
20
2CC
114B
2AA
48
10
101102A
WIPER/
WASHER
32
114A
42
107
152
45A
41
152
41
111
2HH
42
42
1
17
40B
OPTION
WIPER/
WASHER
15.0
SHIFTER
ZF TRANSMISSION
HORN
BUTTON
LIGHT SWITCH
RELAY
7.5
10.0
10.0
10.0
10.0
7.5
INSTR. PANEL
STEER SELECT
SWITCH
F
N
R
4
1
2
3
STEER
SELECT
SWITCH
ROADLIGHTS
OPTION
CONNECTORS
100
12A
2DD
12
OPEN
3
26A
1
35
27D
27C
10
24A
34
38
8
9
15
16
41
106
31
158
104
105
103
150
102A
103
101
150
112
102
104
9
105
113
8
7
6
5
4
3
2
1
18
17
40
28
47
40A
40B
18 15
16
6151
38
40
45
152
4645B
45
45A
153
113
113A
20 20
111
111A
2FF
2BB
12
102B
102
102
112A
106
112
114
114A
114B
45
20
40A
47
28
39
22
HEATER
52
24
52
46
50
OPTION
51
7
35
39
8
9
11
1
2
3
8
1
7
E
D
11
20
26
IGNITION
SWITCH
2GG
22
11
HORN/HEATER
STABILIZER
FORWARD
NEUTRAL
REVERSE
GEAR
GEAR
GEAR
GEAR
B+
B+
152A
155154 156
CAB
HARNESS
FEMALE
CONNECTOR
CAB
HARNESS
MALE
CONNECTOR
O
S
R
P
O
S
R
P
O
S
R
P
19
15
50
58
30
48
CAB
GROUND STUD
20 20
2JJ
20
2GG
20
2HH
112A
102B
111
40
20
151
24A
34
3
152
41
107
2DD
2KK
11
42
24
2BB 31
2CC
112
A B C D E
A B C
A B CDE
2AA
BRAKE
PEDAL
SWITCH
12
9
8
7
6
5
4
3
2
1
20
20
C3
A2
C2
C1
B5
C4
B4
A5
B2
C5
B1
A1
B3
A3
A1
A2
A3
B4
A4
B5
A5
B2
B1
C4
C3
C2
C5
C1
B3
6
NEUTRAL
START
RELAY
86
85
87A 87
30
BACK-UP
ALARM
RELAY
86
85
87A 87
30
BOOM
SWITCH
RELAY
86
85
87A 87
30
STABIL.
LOCK
RELAY
86
85
87A 87
30
LIGHT
SWITCH
RELAY
86
85
87A 87
30
PARK
BRAKE
SWITCH
E
D
E
1
2
3
4
5
6
7
8
D
1
2
2EE
153A
PARK
BRAKE
DIS.
RELAY
86
85
87A 87
30
20
113
113A
113B
153
7
MAIN
40.0
153A
3A
7.5
27A
26
26A
TRANSMISSION
20.0
LIGHTS
27
3A
3A
27B
100
27C
27 27D
27B
27A
27A
27
21C
23
12C
12B
23
ROAD/
WORKLIGHT
OPTION
HIGH BEAMHAZARDS
2KK
12A
12A
12A
21C
12B
HEADLIGHT
SWITCH
RELAY
86
85
87A 87
30
A
B
C
D
E
OPTION
H
NOT USED
NOT USED

MA78211
= See Page 9.92