10-123
TROUBLESHOOTING
SW504
Fig.: 4-6-4
SW504-10006
Or
38
AV60
60
BrY
W
21
RG
GR
G
GY
24
35
36
36
35
34
GY
34
38
37
19
19
21
2
3
3
4
8
24
19
2
1
LgR
LgW
R
B
R
Y
41
R
W
3R
3R
3R
G
GR
34
GY
Or
38 Or
2GB
B
B
1
4
2
3
6
5
13
14
12
11
5
2
10
9
8
7
6
4
3
1
B
5WR
LgR
8WR
8W
COM
GY
GR
G
L
R
B
BR
ACC
C
5R
RG
E
L
B
R
Y
AV60
+
-
FUSE BOX
FUSE
LIGHTING
SWITCH
F.L.
FLASHER
UNIT
F.
L.
TURN SIGNAL
SWITCH
BATTERY
RELAY
BATTERY
65A
20A 15A 15A 15A
20A
20A
15A 15A
20A
20A
15A
75A
TO
TURN SIGNAL LAMP(R)
TO
TURN SIGNAL LAMP(L)
TO
FLOOD LAMP
TO
BRAKE LAMP RELAY
7
5W
R
12
2
Y
WR
FUSE
5A
GR
36
YL
15
35 G
38 Or
GR
36
35 G
38 Or
R1
STARTER SWITCH
R2
15
YL
TO
HEAD LAMP, TAIL LAMP,
COMBINATION METER
GB
GR
36
GY
34
35
GY
34
GY
34
3
2
6
1
4
5
HAZARD SWITCH
31
4
31
4
BY
BY
Y
12
1
8
3
19
20
22
2
B
COMBINATION METER
Or
38
G
35
YL
15
14
4
26
GR
36
23
11 BrB
FUSE
5A
314 BY
2 5WR
DIODE
BR
Y
WB
RW
YL
TO
PARKING
INTERLOCK
RELAY
TO
PARKING
BRAKE
SOLENOID
COM
NO
NC
ST
OP
FOOT
BRAKE
SWITCH
301
4
1
5
6
2
3
15
40
41
B
PARKING
BRAKE
SWITCH
NO
12V
GY G GR
TURN SIGNAL SWITCH
L
N
R
CONNECTION
POSITION
1-3,4-5
1-3,4-6
1-2,4-6
LIGHTING SWITCH
+BAT
+BAT
CAN (+)
Fuel meter
REV. ratio SEL.1
REV. ratio SEL.2
REV. ratio SEL.3
REV. ratio SEL.4
Lamp check
DTC display
LYS pin
Preheating
Charge warning
Over heat
Manual regeneration
Engine
warning
Engine stop
HYD. oil filter warning
Parking brake
Exhaust system
high temperature
Head lamp
ECO mode
COMBI. meter
ILLUMI.
Hour meter
DEF low level
Pull up
Resistor
3.6K
Ω x
3
Pull up
Resistor
3.6K
Ω x
9
Pull down
Resistor
4.7K
Ω x
5
Pull up
Resistor
31K
Ω x
4
CAN (-)
DC/DC
Converter
CAN
Transceiver
5V
LDO
CPU
MOTOR
driver
LCD
driver
Illumination LED
Engine oil pressure indicator
DEF (SCR) Quality (Green)
DEF (SCR) Quality (Red)
DEF Tampering
Buzzer
Water splay
Liquid spray
High beam
Flood lamp
Turn signal (R)
Turn signal (L)
Vibrator
Inhibit the DPF Auto-vegeneration
Inhibit the SCR cleaning
7 Segments
LCD
Dot Matrix
LCD
TACHO
FUEL
TEMP
+BAT
+
-
Battery 12V (+)
Ground
Starter switch
(ACC)
Pull down
Resistor
4.7K
Ω x
7
+BAT
System configuration diagram
9
8
13
4 5
23
26
22
21
20
27 28
24 25
30
18 19
16 17
15
14
1
2
3
10 11 12
Battery 12V (+)
Starter switch (ACC)
Ground
Turn signal (R)
Engine stop
Over heat
REV. ratio SEL.1
REV. ratio SEL.3
Buzzer
Lamp check
CAN(+)
CAN(-)
1
2
3
4
5
6
7
8
9
10
11
12
Head lamp
Parking brake
Charge warning
HYD. oil filter warning
Engine warning
Fuel meter
REV. ratio SEL.2
REV. ratio SEL.4
DTC display
Hour meter
Turn signal (L)
Preheating
13
14
15
16
17
18
19
20
21
22
23
24
Water splay
Flood lamp
Vibrator
Liquid spray
High beam
COMBI. meter ILLUMI.
Exhaust system high
temperature
DEF low level
Manual regeneration
LYS pin
ECO mode
25
26
27
28
29
30
31
32
33
34
35
COMBINATION METER
C
B
R
A
CC
R
2
R
1
B
STARTER SWITCH
ON
ST
OFF
HEAT
ROPS
Summary of Contents for SW354
Page 1: ...SW TW354 SW TW504 SHOP MANUAL 3498 6446A 1 ...
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Page 17: ...SAFETY ...
Page 18: ......
Page 26: ......
Page 27: ...SPECIFICATIONS ...
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Page 56: ......
Page 57: ...ENGINE AND CONTROLS ...
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Page 73: ...HYDRAULIC SYSTEMS ...
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Page 141: ...ELECTRICAL SYSTEM ...
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Page 247: ...VIBRATORY DRUM REAR WHEEL ...
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Page 297: ...BRAKE ...
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Page 303: ...WATER SPRAY SYSTEM ...
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Page 311: ...INSPECTION AND ADJUSTMENT ...
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Page 347: ...TROUBLESHOOTING ...
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Page 451: ...10 101 TROUBLESHOOTING SW504 4 3 Propulsion Refer to P 10 022 ...
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Page 478: ...10 127 TROUBLESHOOTING SW504 5 HYDRAULIC SYSTEM TROUBLESHOOTING SW504 Refer to P 10 073 ...
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