4-3
Pa
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
M
1
2
1
2
1
2
1
2
1
2

1
2
3
0.8G
2L
CN-11
111
29
4
5
193
1.2G
DESTINATION
NO.
2
3
4
5
6
7
8
AC 24V
REVERSE FAN SIG
AC COMP
6
7
8
0.8B
151
9

CN-68
SAFETY SOL
1.2VW
30
WORK LAMP
60B
60R
BATT RY
CR-1
CN-20
FUEL PUMP
CN-61
BATTERY
2
1
RG
2B
2RG
2B
B
RG
B
RG
B
CL-5
CL-6
1.2B
1.2G
1.2G
1.2B

37
158
DO-1
2Y
6
0.8ROr
0.8V
26
53
1
2
1
1A
2A
2
1
2Y
15
0.8B
162
0.8BW135
CN-16
1
2
3
4
0.8B
43
0.8GrW
160

5W
2
1
CN-95
57
191
FUSIBLE LINK
0.8BW
135
5
6
5
0.8BW
173
6
2.5k
2.5k
179
178
0.8Br
0.8V
WIF SENSOR
CD-45
1
2
MASTER SW
CS-74
2
1
CS-74

FUEL WARMER RY
14
TRAVEL SPEED SOL
15
16
17
18
RAMLOCK SOL
19
20
21
22
23
COOLING FAN EPPR+
24
COOLING FAN EPPR-
TWOWAY PEDAL SOL
PREHEATER RY
ACCEL DIAL SIG
BOOM UP PRESS SENSOR
ATT_CONFLUX SOL.
ATT SAFETY SOL
RESERVE EPPR+
ATT_PRESS SOL.
SAFETY SOL RY
REVERVE EPPR-
WORK BRAKE PRESS
POWER MAX SOL
SWING PRESS SENSOR
ANTI RESTART RY

39
OPTION AUTO IDLE A_IN
40
MCU
1
2
3
4
5
6
7
8
9
10
11
12
PUMP SHIFT EPPR-
ATT FLOW EPPR-
RIGHT TILT EPPR-
RIGHT TILT EPPR+
13
LEFT ROTATE EPPR-
14
PUMP SHIFT EPPR+
15
16
17
18
LEFT TILT EPPR+
19

WATER LEVEL SW
29
POWER MAX SW
30
ENG OIL FILTER
31
ENG. OIL PRESS SW
32
RAMLOCK_OFF
33
RAMLOCK_ON
34
CRUISE SW
35
TRAVEL LEVER NEUTRAL
36
MODE SW_TRAVEL
37
TRAVEL Hi-Lo SW
38
TRAVEL ALARM SW
39
ONE TOUCH DECEL SW
40
1
2
3
4
5
6

RS485+(TX)(CLUSTER
POWER_24V OUT
POWER OUTPUT_5V
ACCEL ACT(-)
GND_PRESSURE
TACHO SENSOR+
HOUR METER
CAN2 Hi_APTC
GND_5V
RS232C1_TX_HRDT
PWM OUTPUT2
GND_MAIN
RS232C2_TX_RCM
25
RESERVE_PWM IN01
26
RESERVE_PWM IN02
27
TILT SIG.
28
ROTATE SIG.
29
RESERVE_A_IN
30
CAN1 Lo_ECM
31
CAN2 Lo_APTC
32
RS485-(RX)_CLUSTER
33

0.8V
108
0.8LW
107
0.8YW
97
0.8LOr
106
0.8BOr
96
0.8Or
105
0.8WOr
95
0.8GOr
104
0.8LOr
80
0.8L
79
0.8W
93
CN-53
CN-51
1.2YOr
85
0.8W
73
1.2LOr
84

0.8BW
124
0.8Or
115
0.8GrW
78
0.8BW
123
0.8BrW
83
0.8RY
114
0.8BW
122
1.2R
13
0.8YB
113
1.2RW
20
0.8BW
121
1.2B
58
1.2B
58
0.8ROr
1
0.8B
2

1
CD-71
0.8L
99
0.8B
2
C
B
A
SUPPLY
SIG
RETURN
0.8ROr
1
CD-7
0.8LW
107
0.8B
2
C
B
A
SUPPLY
SIG
RETURN
0.8ROr
1
CD-35
0.8YW
97

0.8GrW
117
AUTO
CRUISE
CN-266
0.8BW
127
0.8W
119
BOOM
PRIORITY
CN-133
1
2
0.8LW
CN-244
75
0.8YW
74
CAN2
2W
14
0.8WOr
55
2RW
188
1.2B
POWER RY
CR-35
1.2B

0.8BW
159
0.8Or
8
BREAKER RY
CR-62
181
1.2Br
0.8Br
44
0.8BOr
145
0.8BW
27
ANTI-RESTART RY
CR-5
1
2
3
4
5
2
1
5
3
4
180
0.8BOr
0.8BOr
175

180
0.8BOr
40
0.8W
169
0.8B
170
0.8W
171
0.8Gr
173
0.8BW
172
0.8LW
175
0.8BOr
19
0.8Or
178
0.8Br
179
0.8V
11
2W
1.2W
11
RH CONSOLE HARNESS
1
2
3

12
JOYSTICK_TILT SIGNAL
NC
BREAKER SW
13
14
15
13
NC
14
ACCEL DIAL SUPPLY
15
ACCEL DIAL SIGNAL
16
ACCEL DIAL GND
16
LH CONSOLE HARNESS
1
2
3
4
5
6
7
0.8Gr
CN-4
42
8
9
1

NC
14
SAFETY SW COM
15
SAFETY SW NC
16
SAFETY SW NO
16
0.8LOr
80
0.8B
43
0.8Or
8
0.8Y
132
0.8BW
159
0.8B
81
0.8B
33A
0.8GrW
139
0.8Gr
46
0.8B
81
0.8GrW
160

4
5
6
CLUSTER_TX
CLUSTER_RX
CLUSTER_BATT.24V
CAMERA SIG.
0.8W
141
7
7
CAMERA 12V
8
8
SHIELD
9
9
P_DUMP
143
0.8Br
10
10
QUICK COUPLER SW_NO
11
11
OVERLOAD PS
102
0.8VOr
12
12

WIPER CONT_BATT.24V
53
0.8V
19
19 WIPER CONT_WASHER P/P DRIVE
20
20
CAN_Hi
21
21
CAN_Lo
22
22
Shield
23
23
WIPER DRIVE SIG
24
24
WIPER IG
32
1.2ROr
25
25
HEAT SEAT SW_COM(IG)
15
1.2B
26
26
HEAT SEAT_GND

BEACON SW_COM(IG)
54
1.2V
34
34
CABIN LIGHT
145
0.8BOr
35
35
START KEY SW_START
14
1.2W
36
36
START KEY SW_COM
37
37
WASHER SIG
54
0.8V
38
38
CABIN LIGHT
39
39
DOZER PS
40
40
NC

49
49
SWITCH PANEL_HEAD LAMP
152
0.8VW
50
50
SWITCH PANEL_WORK LAMP
51
51
SW PANEL_FRONT/RIGHT
52
52
PRE-HEAT
53
53
SW PANEL_REAR/RIGHT
54
54
SW PANEL_FRONT/LEFT
156
0.8GrW
55
55
SWITCH PANEL_CABIN LAMP
157
0.8BW
56
56
SW PANEL_REAR/LEFT

57
PTC POWER
MULTI-FUNCTION SW
1
2
3
4
5
6
CN-97
1
2
3
4
5
6
FNR_COM
FNR_NEUTRAL
TR 1
FNR_FWD
TR 2
7 Hi BEAM_B+
7
8 TURN SIG_COM
8
9 HORN
9
10 WASHER
10
11 WIPER WI

10
WIPER Lo SPEED
WIPER Hi
WIPER INT
1
2
3
4
5
6
7
CN-99
8
1
2
3
4
5
6
7
8
CRUISE SIG
HAZARD SW_LAMP
TURN_RH
TURN_LH
GND
PARKING RY
CR-66
0.8Gr
71

1.2G
0.85 B
36
00
DO-4
DIODE
1.2LW
0.85 B
35
00
DO-5
DIODE
0.8Y
YOr
0.85B
0.8G
0.8Gr
CL-16
REAR COMBI-RH
0.8 YOr
0.8YW
B
0.8G
0.8Gr
CL-15
REAR COMBI-LH
0.8 YOr
B
YOr
FRONT COMBI-RH

1
2
3
C
E
T
1
2
3
C
E
T
51
G2
9
52
5
G41
51
10
50
G82
10
52
5
00
50
9
FUSE BOX
5W

0.8L
4
0.8GOr
164
CR-29
FORWARD RY
0.8G
5
B
G
TRAVEL BZ
CN-81
NUMBERPLATE
LAMP
CL-21
0.8B
0.8Y
00
16
CL-3
HEAD LAMP-LH
48
1.2R
49
1.2Or
G1
B
CL-4
HEAD LAMP-RH
48

13
14
PWT_COM
14
15
RAMLOCK SW_COM
15
16
RAMLOCK_OFF
16
FNR_REV
WORKING BRAKE LP
RAMLOCK LAMP
1
2
3
4
5
6
7
CN-8
8
9
1
2
3
4
5
6
7

0.8V
1.2RW
CN-69
3
56
0.85RW
0.8V
3
56
DO-6
DIODE
ARM
REGEN
CN-135
0.8Gr
86
1.2RW
3
POWER
BOOST
CN-88
0.8BrW
90
1.2RW
3
Pa
1
2
1
2

0.8W
45
0.8L
146
0.8L
146
0.8BrW
83
0.8GrW
78
0.8Br 148
0.8Br 148
0.8LW 149
0.8LW 149
150
0.8L
153
0.8Br
154
0.8G
155
33
0.8Gr
46
7
0.8L
411.2V
8
0.8Or
0.8V

0.8LOr
136
0.8LOr
136
0.8Or
135
0.8Or
135
0.8BW
134
0.8BrW
133
0.8BW
134
133
0.8BrW
0.8GrW
131
0.8GrW
131
130
0.8W
1300.8W
0.8VW
129
0.8VW
129
0.8G
111
103

0.8B
2
0.8ROr 1
0.8Y 168
C
B
A
SUPPLY
SIG
RETURN
0.8ROr
1
CD-31
0.8V
144
0.8B
2
OPTION
1
2
3
4
5
6
7
0.8BW
CN-14
122
8
LEFT TILT-

0.8BrW
100
0.8B
2
C
B
A
SUPPLY
SIG
RETURN
0.8ROr
1
CD-74
0.8GOr
104
0.8B
2
C
B
A
SUPPLY
SIG
RETURN
0.8ROr
1
CD-5
0.8LOr
106
0.8B
2

CN-1
110
8
P2 SIG
SENSOR 24V
NC
PUMP SHIFT-
PUMP SHIFT+
P1 SIG
SENSOR GND
P3 SIG
0.8G
101
0.8ROr
1
0.8V
108
0.8BW
126
0.8RW
118
0.8B
2
ATT FLOW-
9
0.8BW
120
ATT FLOW+
10
0.8RW

CLUSTER
ROOM LAMP/CASSETTE
TURN LAMP
AIR CON/HEATER
MCU
CLUSTER
ECM
MCU CONTROLLER
SWITCH PANEL
WORK LAMP
CABIN LAMP
CASSETTE
CONVERTER
FUEL HEATER
START, STOP
HORN
AC& HEATER
SAFETY SOLENOID
CN-36
30A
1
10A
2
20A
3
30A
4
10A
6
10A

22
10A
23
WIPER
20A
5
ECM
WIPER
HEAD LAMP
EPPR
20A
24
TRAVEL SOLENOID
20A
25
CIGAR,SEAT HEAT
20A
26
BEACON LAMP(OPT)
20A
27
SOLENOIDE
20A
28
SOLENOIDE
20A
29
ILLUMINATION
10A
30

2RW
25
2R
7
1.2L
26
0.8ROr
6
2Y
27
0.8BW
28
1.2V
29
2L
30
1.2VW
31
0.8ROr
4
0.8L
32
1.2ROr
33
1.2Br
3
1.2RW
8
1.2Or
10

0.8ROr
4
10
11
0.8V
1
0.8G
2
SH
3
CN-2
1
2
3
4
5
6
0.8LW
9
1.2V
11
7
1.2BOr
15
8
9
1.2W
17
10
0.8B

RETURN
ACCEL POSITION SIGNAL
ACCEL POSITION SUPPLY
NC
CAN_Hi
CAN_Lo
CAN_Shield
AIR-HEATER OUTPUT
AIR-HEATER RETURN
POWER IG
00
COOLANT LEVEL
COOLANT LEVEL RETURN
3
34
32
26
21
00
46
47
37
40
42
39
00
28
00
CN-94
18 0.8B

*7
2
1
5
0.8BOr
4
0.8ROr
0.8BOr
5
0.8Or
6
WIF SIGNAL
WIF RETURN
CUMMINS CONNECTER
47
14
1
2
0.8Br
13
0.8V
14
WIF
0.8Br
0.8V
21
22
12
13
14

0.8W
0.8R
SH
1
2
3
4
CN-249
0.8B
0.8R
CAMERA
0.8W
SH
0.8Br
44
0.8R
142
SH
6
9
0.8Y
91
0.8L
DOZER ACT. PS
CD-50
0.8WOr
0.8B
44
147
2

88
0.8GW
87
0.8GrW
89
NC
9
1.2RW
3
NC
10
0.8BOr
0.8ROr
0.8Y
SAFETY SOL RY
CR-47
0.8GrW
0.8Br
1.2B
15
0.8Y
00
00
0.8Y
HARNESS RY
1
2
3
4
5

HEAD LMP RY LO
10
1.2R
48
NC
11
OUTRIGGER RY
12
1.2Or
8
HARNESS RY
1
2
3
4
5
6
7
0.8V
CN-152
92
8
FUEL HEAT RY(COIL)
FUEL HEAT RY
REAR RH RY
FRONT LH RY
FUEL HEAT RY
HEAD LMP RY LO(COIL)
HEAD LMP RY (COIL)
REAR LH RY

13
FRONT RH RY(COIL)
7
2.0L
14
HEAD LMP RY
15
HEAD LAMP POWER RY
2.0RW
24
00.
0.8Y
BREAKER SOL(GND)
11
BREAKER SOL
12
0.8L
00
REAR-RH
0.8B
0.8Y
CN-128
3
56
REAR-LH
0.8B
0.8L
CN-220
3
56

CN-154
1.2VW
30
1.2G
163
CN-206
CREEP SOL
1.2VW
30
0.8GrW
89
87
0.8GW
7
2.0L
SLIP RING
1
2
3
4
5
6
7
0.8BW
CN-155
122
8
CAN_Hi
CAN_Lo
POWER_1

A
SUPPLY
SIG+
RETURN
CD-4
STOP LAMP PS
CN-131
1
2
3
4
L
B
Y
3
2
1
5
YW
4
6
GrW
5
1
2
1
2
30
86
87

4
5
2
1
5
3
4
1
2
3
4
5
2
1
5
3
4
1
2
3
4
5
2
1
5
3
4
1
2
1

85
87a
86
85
87
30
87a
30
86
87
85
87a
86
85
87
30
87a
BRAKE OIL
PRESSURE
SENSOR
REVERSE
PRESSURE
SENSOR
FORWARD
PRESSURE
SENSOR
NEGATIVE 1
PRESSURE
SENSOR
NEGATIVE 2

87a
30
86
87
85
87a
86
85
87
30
87a
1
2
1
2
1
2
1
2
1
15R
B+
P
L
G
~
3
U
1
2

I
H
4
2
B
H
BRACC
ST
C
1
2
B
L
E
2
1
3
G
3
7
12
11
3
4
5
6
7
8
9
10

0.8BW
56
0.8BOr
57
0.8YOr
13
0.8Gr
59
0.5RW
58
0.8Y
40
0.8Or
62
0.8B
81
0.5L
60
0.5Y
61
0.8VOr
41
0.5B
81
1.2V
10
1.2B
7
1.2B
1.2V

2
3
4
5
6
7
8
9
10
11
12
NC
NC
CASSETTE_LH-
CASSETTE_RH-
GND
BEACON SW
CABIN LIGHT RY
10
11
12
0.8BW
2
1.2B
Gr
11
0.8V
18
0.8R
17

DC/DC CONVERTER
CN-138
1.2Or
75
1.2B84
SERVICE METER
CN-48
0.8B
84
0.8W
14
1.2B
84
1.2ROr
24
0.8YOr
13
CIGAR LIGHT
CL-2
OVERLOAD SW
QUICK CLAMP SW
CS-50
CS-67
1
2
3
4
GND
TX
SIG3

5
4
3
2
1
2
3
5
6
4
Gr
12
R
10
L
9
G
8
R
4A
WIPER MOTOR
CN-21
WIPER MOTOR CONTROLLER
CN-141
Gr
12
R
4
Or
11

7
R
4
1
2
2A
B
WIPER MOTOR HARNESS
39
0.8BOr
43
0.8BrW
44
0.8VW
49
0.8GrW
46
0.8BOr
48
0.8G
45
0.8L
50
0.8BW
51
0.8V
31 1.2W
54 0.8Or
55 1.2R
30 0.8BOr

0.8LW
76
1.2ROr
24
1.2LW
76
CS-82
CABIN LIGHT RY
1.2V
10
GND
1.2B
7
5
0.8Or
CASSETTE_LH+
3
0.8Gr
0.8Y
1
3
2
IG 24V
5
0.8Gr
5
6
0.8Y
1
RR

6
1
2
3
4
5
6
MCU_RX
MCU_TX
FUSE
CAMERA SIG.
0.8W
4
7
0.8R
7
7
CAMERA 12V
8
SHIELD
8
8
NC
9
9
P_DUMP(MCU)
10
0.8Br
10
10

16
16
RS232_TX(MCU)
17
17
GND
17
0.8R
18
18
FUSE
18
0.8V
19
19
WASHER P/P
20
20
CAN_Hi
21
21
CAN_Lo
22
22
Shieeld
23
23
WIPER DRIVE SIG
24
24

1.2B
31
31
GND
32
32
FUSE
28
1.2Br
33
33
FUSE
29A
1.2V
34
34
CABIN LAMP RY
30
0.8BOr
35
35
ANTI RESTART RY
31
1.2W
36
36
FUSE
37
37
WASHER SIG

40
0.8Y
46
46
FUSE
41
0.8VOr
47
47
FUSE
42
0.8BW
48
48
ECONO SW
43
0.8BrW
49
49
HEAD LAMP RY
44
0.8VW
50
50
WORK LAMP RY
51
51
Front/Right
52
52

0.8WOr
59
59
POWER RY
54
0.8Or
60
60
BATT. RY
24V
GND
12V
1
2
3
24V
12V
0.8B
84
0.8BrW
74
1.2Br
28
1.2BrW
74
CS-23
BEACON LAMP SW
0.8B
84
0.8G

4
5
6
7
8
9
10
11
12
NC
NC
SPEAKER LH-
SPEAKER RH-
GND
BEACON LAMP
CABIN LIGHT
10
11
12
0.8BW
56
ROOM LAMP 24V
SPEAKER RH+
SPEAKER LH+
GND
CABIN LIGHT
0.8Y
0.8Gr
1.2B
84

4
R
77
R77
GPS
84 2B
29 2V
29 2V
CASSETTE_RH+
FUSE
B+
0.8RW
6
0.5GY
68
0.5YOr
13
0.5LgW
66
0.5B
81
USB & SOCKET ASSY
CN-246
1
2
3
4
5
6
7

2
3
4
5
6
7
8
9
10
11
12
NC
SIG-
SIG+
POWER IG
MIC+
MIC-
ILLUMINATION
REMOTE SIG+
REMOTE SIG-
GND
0.8BOr
57
0.5RW
58
0.5YL
64
0.8Or
62
0.5VOr

13
TX(SEND)
14
IND(+)
15
NC
16
SPK(-)
17
SPK(+)
18
GND(MAIN)
19
NC
20
RADIO & CD/MP3 PLAYER
CN-27
1
2
3
4
5
6
7
8
9
10
11
12
13

61
0.5GY
63
0.5BW
65
0.5LgW
66
0.5BL
67
0.5GY
68
0.5BW
69
0.5LY
70
0.5Lg
71
0.8BOr
72
0.8Or
73
0.5B
81
CS-79
3
7
12
11
3
4

12
4
8
10
9
2
1
12
2
3
7
12
11
3
4
5
6
7
8
9
10
11
12
4
8
10
9
2
1
12

E
F
G
0.8BW
0.8G
1
2
H
J
RS232 P_DUMP
RS232_RX
CAN_Lo
nc
nc
nc
RS232_TX
GND
CAN_Hi
0.8R
3
0.8B
4
0.8V
5
0.8G
6
8
7
6
CN-126

SH
0.5BW
69
1
2
3
0.8GrW
CN-125
36
0.8B
82
0.8BrW
35
GPS
4
1.2R
55
5
0.8Or
75
6
0.8B
84
0.8BrW
35
0.8GrW
36
1
2
3

4
5
6
7
8
9
10
11
12
13
14
GND
IG 24V
BATTERY(+)
ILLUMINATION
ILLUMINATION
POWER IG
POWER TR BASE
DUCT SENSOR(+)
DUCT SENSOR(GND)
W/TEMP SENSOR
INCAR SENSOR
AMBIENT SENSOR
REVERSE FAN
NC
BLOWER
MODE(VENT)
5
4
3

MODE M/ACT(FOOT)
MODE M/ACT(M+)
MODE M/ACT(M-)
MODE M/ACT(PBR)
NC
NC
FET(GATE)
BLOWER RELAY(Lo)
FET(FEED BACK)
DPS(COMPRESSOR)
7
1
4
2
5
7
MODE(D/FOOT)
5
4
3
M
2
1
6
7
3
7
INTAKE M/ACT
5
4

>
AMBIENT
SENSOR
0
0
>
0
POWER TR
CONDENSOR FAN
23
0.8ROr
H/F IND+
H/F IND-
1
0.8B
11
1
6
1.2B
81
DO-16
CR-11
FLASHER UNIT
33
0.8WOr
81
2.0B
22
0.8W
0.8W

0.8LW
39
0.8BOr
45
0.8L
46
0.8BOr
47
0.8Br
47
0.8Br
7
8
SIG2
RR
RR
CAMERA SIG
RR
RX
0.8Y
1
0.8L
2
1
0.8Y
SAFETY SW 1
CS-4
0.8Br
15
0.8V

MCU_SIG.GND
MCU_DECEL
MCU_RETURN
0.8V
13
A
B
C
B
C
A
12
0.8B
ACCEL DIAL
CN-142
+
S
-
C
B
A
1
Gr
2
L
Decel
R
Power
max
B

1
0.8L
8
0.8L
9
0.8Gr
10
0.8Gr
11
CS-29
CS-19
0.8Gr
12
0.8W
13
0.8B
14
1
2
3
4
5
6
7
CN-7
8
14
DESTINATION
NO.
1

1
2
9
9NC
10
10 NC
11
11 NC
12
12 NC
13
13 NC
14
14 MCU_5V
15
15 MCU_ACCEL SIG.
16
16
MCU_SUPPLY GND
CS-26
CS-5
1
Gr
L
R
B
1
2
3
4

7
0.8Y
4
0.8Gr
1
0.8L
8
0.8L
9
0.8Gr
10
0.8Gr
11
1
0.8Gr
0.8B
2
3
0.8L
0.8G
4
5
0.8BW
0.8B
6
7
0.8Grw
0.8L
8
9

10
9
2
1
12
2
1
2
3
CN-8
4
5
DESTINATION
NO.
1
2
3
4
5
6
7
8
NC
NC
NC
NC
6
7
8
NC

19E
0.8V
29
0.8LW
25
SPARE SW
0.8V
29
0.8R
24
0.8R
24A
CS-100
3
5
12
11
3
4
5
6
7
8
9
10
11
12
4
6
10

0.8B
0.8L
1
2
3
0.8G
0.8BW
0.8B
0.8Grw
0.8L
0.8L
0.8Gr
0.8Gr
4
5
6
7
8
9
10
11
0.8G
0.8BW
5A
4A
0.8L
8A
6A
0.8B
7A

4
8
10
9
2
1
12
2
CN-256
CN-247
0.8Br
15
CS-20
2
1
1.2ROr
31
1.2B
19
CN-156
AIR SEAT
CS-26A
BREAKER SW
0.8BW
5E
0.8G
4E
2
1
M

7
VCC
GND
MOTOR DRIVE+
MOTOR DRIVE-
MOTOR DRIVE SIG
FEED BACK
FEED BACK
N.C
8
WIPER CUT SW
9
INT. SIG
10
WASHER SIG.
11
WASHER P/P
12
CONTINUE 24V
13
SPARE SW
3
7
1
2
11
3
4
5
6

2
3
4
1
6
4
2
3
1
08
25
8
7
6
5
24
08
35
26
8
7
10
9
26
18
28
14
29
25
29

4
1
2
3
MULTI-FUNCTION SW
INT
TR1
TR2
GND
COM
N
R
F
COM
5
4
2
3
1
2
5
6
4
01
11
9
7
8
6
10

8
9
8
6
7
4
5
2
5
4
11
12
10
9
3
12
LEFT LEVER
05
10
11
12
09
07
08
06
04
01
02
03
5

30
30
28
02
03
23
27
04
05
06
27
26
27
10
11
12
13
14
15
16
07
25
08
09
17
27
20
22
21
19

8
FLASHER UNIT
9 HORN RY.
10 WIPER MOTOR CONTROLLER
11 NC
12 HEAD LAMP RY.
1
2
3
4
5
6
7
8
9
10
HEAD LAMP POWER RY.
HEAD LAMP Hi RY.
MCU CN-53
MCU CN-53
MCU CN-53
MCU CN-53
MCU CN-53
WIPER MOTOR CONTROLLER
WIPER MOTOR CONTROLLER
WIPER MOTOR CONTROLLER
1
2
3
4

B
A
SUPPLY
SIG
RETURN
1.2ROr
1
CD-69
ATT.
0.8BW
2
1.2BW
3
ATT.
CONFLUX
CN-237
1.2GW
6
1.2Or
ATT.
PRESS
CN-236
1.2LOr
4
1.2Or
5
ATT.
SAFETY
SOL.
CN-149

1
1.2BW
4A
C
B
A
SUPPLY
SIG
RETURN
1.2ROr
2
CD-42
P1
PRESS
1.2G
3
1.2BW
4
1
2
3
4
C
B
A
SUPPLY
SIG
RETURN
1.2ROr
2E

1
2
3
4
5
6
7
8
MCU
MCU_GND
FUSE
MCU
6
7
8
MCU_POWER 24V
MCU
MCU
MCU
9
9
NC
10
10
NC
LOWER HARNESS
ATTACH HARNESS
YOr
26
YOr

G
G
BOr
1
2
3
CN-14
4
5
DESTINATION
NO.
1
2
3
4
5
6
7
8
FUSE
REAR WORK LAMP
NC
NC
6
7
8
NC
NC
GND
NC

23
0.8Or
11J
0.8Or
11H
0.8BrW
18
FRONT-LH RY
CR-82
0.8Br
22
0.8Or
11F
0.8Or
11E
0.8Y
17
REAR-RH RY
CR-83
0.8BW
21
0.8Or
11A
1.2Or
11
0.8L
16
REAR-LH RY
CR-84
2R

12
2.0Y
19
0.8Y
19A
2.0Br
13
FUEL HEATER RY
CR-46
1.2L
25
0.8L25A
1.2V
26
0.8BrW
HEAD LAMP
POWER RY
CR-78
15
2RW
6
0.8RW
6A
2RG
5
0.8VW
4
WORK LAMP RY
CR-4
0.8GrW

2.0Br
0.8YW
0.8BrW
0.8L
0.8Y
2.0Y
CN-152
1
2
3
4
5
1
2
3
4
5
6
7
8
TO FUEL HEATER
FROM HEAD LAMP SIG
TO REAR RH SOL
TO FRONT LH SOL
6
7
8
FUEL HEATER SIG
FROM HEAD LAMP LO SIG
TO REAR LH SOL

10
11
12
11
NC
12
SOL FUSE
1.2Or
0.8L
13
13
FROM FRONT RH SIG
2.0L
14
14
HEADLAMP FUSE
15
15
NC
25
24
23
22
21
20
19
18
17
16
15

7
8
CAN_Lo
POWER IG
GND
6
7
8
CAN_Hi
POWER IG
GND
MTCU
1
2
3
4
5
6
7
8
9
10
11
12
A_IN
POWER IG
A_IN
POWER BATT_24V
13
SERIAL_RX

NC
25
NC
26
NC
27
NC
28
NC
29
NC
30
NC
31
NC
32
NC
33
NC
34
NC
35
NC
36
NC
37
NC
38
NC
39

CD-46
SPEED SENSOR
841
846
571
G
V
Or
2.0L
25
CR-81
BATT.POWER
BATT.POWER
1
2
DESTINATION
NO.
1
2
3
4
5
6
7
8
MCU_POWER 24V
MCU_GND
NC
MCU
MCU

2
4
1
2
3
4
3
1
2
4
1
2
3
4
3
1
2
4
1
2
3
4
3
1
2
4
1
2
3
4

4-6
MEMORANDUM MEMORANDUM
HYUNDAI HEAVY INDUSTRIES CO., LTD
CONSTRUCTION EQUIPMENT DIV.
4-7
※
GND : Ground
1. POWER CIRCUIT1. POWER CIRCUIT
The negative terminal of battery is grounded to the machine chassis through master switch.
When the start switch is in the OFF position, the current flows from the positive battery terminal as
shown below.
OPERATING FLOWOPERATING FLOW
Battery Battery relay Fusible link [CN-60] Master switch [CS-74]
Fuse box [No.1] I/conn [CN-3 (14)] Engine ECM [CN -94 (3, 4)]
Fuse box [No.2] I/conn [CN-5 (46)] I/conn [CN -10 (3)] Room lamp [CL-1 (2)]
Door switch [CS-1]
Radio & CD/MP3 player [CN-27 (8)]
Fuse box [No.3] MCU [CN-51 (2)]
Fuse box [No.4] l/conn [CN-5 (36)] Start switch [CS-2 (1)]GPS connection [CN-125 (1)]
Power relay [CR-35 (30)]
ECM power relay [CR-45 (3)]
Fuse box [No.5] l/conn [CN-11 (5)] AC & Heater controller (3)Blower relay
Fuse box [No.6] I/conn [CN - 5 (18)] I/conn [CN -17 (5)] Wiper motor controller
[CN-141 (7)]

MCU
POWER BATT_24V
CN-51
3
4
BATTERY(+)
ILLUMINATION
AC & HEATER CONTROLLER
3
1
2
4
4
3
2
1
2
2
1
3
4
FUSIBLE LINK
1
2
5W
5W
1
2
5R
5R

3
5
6
5
4
3
2
1
6
CS-2
CONTINUE 24V
7
R
CN-17
R
4
6
5
3
2
M
CN-141
R
CS-74
1
2
CS-74
MASTER SW
CN-36
FUSE BOX

10
W/TEMP SENSOR
CN-21
CR-45
1
2
3
4
5
2
1
5
3
4
87a
30
87
85
86
87a
85
87
86
30
W
R
Y
W
R
R

39
33
16
18
19
20
21
22
Y
RADIO & CD/MP3 PLAYER
START KEY SW
WIPER MOTOR
W
32
31
23
24
R
4
3
2
1
4
3
2
1
CN-125
GPS
W
12

CN-60
1
2
3
4
5
6
7
8
1
2
3
4
5
6
OrW
PTC POWER
CN-245
5W
1
2
5B
W
W
W
SERVICE METER
CN-48
Y
1
2

R
RR
W
Y
RR
W
Y
WOrWOr
R
WIPER MOTOR CONTROLLER
WOr
Y
R
R
1
2
3
4
GND
TX
SIG_3
BATT.24V
RW
CN-56
IG 24V
5
6
RR
7
8

9
17
RR
RR
RR
RR
RR
RR
RR
ECM
SWITCH PANEL
MCU CONTROLLER
CLUSTER
CASSETTE
WORK LAMP
CABIN LAMP
CONVERTER
FUEL HEATER
START, STOP
HORN
AC & HEATER
SAFETY SOLENOID
30A
1
10A
2
20A
3
30A
4

10A
21
30A
22
10A
23
20A
5
HEAD LAMP
WIPER
EPPR
20A
24
TRAVEL SOLENOIDE
20A
25
CIGAR, SEAT HEAT
20A
26
BEACON LAMP(OPT)
20A
27
SOLENOIDE
20A
28
SOLENOIDE
20A
29
ILLUMINATION
10A

Start switch START [CS-2 (5)] I/conn [CN-5 (35)] Anti-restart relay [CR-5 (2)→ (5)]
l/conn [CN-2 (7)] Start relay [CR-23]
CHCHECK ECK POINTPOINT
1)1 )
(1)(1)

(2)(2)
2)2)
※
GND : Ground
Engine Start switch Check point Voltage
OPERATING START
① - GND (battery)
② - GND (start key)
③ - GND (battery relay M4)
④ - GND (starter B
+
)
⑤ - GND (starter M)
⑥ - GND (start relay)
⑦ - GND (battery relay M8)
20~25
V
4-10
1
7
BATTERY
(12VX2)
CR-1
BATT RY

ECM
POWER RY
CR-45
START KEY
CLUSTER
ROOM LAMP/CASSETTE
ECM
AIR CON/HEATER
MCU
SWITCH PANEL
MCU CONT.
MCU_EPPR
CASSETTE
WORK LAMP
CABIN LAMP(OPT)
CLUSTER
CONVERTER
FUEL HEATER
START,STOP
HORN
AC& HEATER
SAFETY SOL
30A
1
10A
2
30A
3
30A
4

10A
21
20A
22
10A
23
WIPER
20A
5
ECM
HEAD LAMP
WIPER
SEAT
20A
24
SOLENOIDE
20A
25
CIGAR LIGHTER
20A
26
BEACON LAMP(OPT)
20A
27
SOLENOIDE
20A
28
PRE-HEAT
10A
29

5
6
7
8
9
57
58
59
60
34
35
36
37
38
39
33
17
18
19
20
21
22
START KEY SW
32
31
23
24
1.2W
BOr
2

9
8
7
CN-2
6
5
4
3
2
1
1
2
3
4
5
2
1
5
3
4
W
G
ANTI-RESTART RY
CR-5
B
ANTI-RESTART RY
15
CN-52
MCU
BOr

5
6
2
R
W
W
W
WOr
RW
B
B
WOr
W
OrW
OrW
W
B
35
141
G24
141E
66
141A
141
G23
BW
W
BOr
B
CN-16B

ROr
BOr
Y
Y
ROr
BOr
AIR-HEATER RETURN
42
CN-93
AIR-HEATER INPUT
40
ROr
BOr
BOr
W
WOr
Or
BOr
W
WOr
Or
Or
W
W
R
R
R
BOr
WOr
RW

5R
5R
CS-74
1
2
CS-74
MASTER SW
CN-95
CN-60
RR
CIRCUIT BREAKER
MANUAL RESET
CN-3
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
15R
B+