t300 Electrical Schematic v-0584-6

42
4730
8000
SWITCHED POWER 1000-1999 RNG
GROUND 2000-2999 BLK
MONITORING 3000-3999 LBL
HYDRAULIC 4000-4999 LGN
ATTACHMENT CONTROLS 5000-5999 YEL
LIGHTS 6000-6999 PNK
ACCESSORIES 7000-7999 WHT
ENGINE 8000-8999 TAN
COMMUNICATION 9000-9999 PUR
WIRES CONNECT BY LETTER
ACROSS CONNECTORS
A
B
B
A
SOME CONNECTOR
BODIES NOT SHOWN
FOR DRAWING CLARITY
RED = RED
RNG = ORANGE
BLK = BLACK
LBL = LIGHT BLUE
DBL = DARK BLUE
LGN = LIGHT GREEN
DGN = DARK GREEN
YEL = YELLOW
PNK = PINK
WHT = WHITE
BRN = BROWN
TAN = TAN
PUR = PURPLE
GRY = GRAY
25
3
STARTER
3400
3420
15
47
HYDRAULIC CHARGE
PRESSURE SENDER
0.5 - 7.5 V
3410
F
E
A
+
-
C
B
A
F
E
A
UNSWITCHED POWER 1000-1999 RED
FUSED
, UNSWITCHED POWER 1000-1999 RED/WHT
3010
23
3500
3520
49
37
ENGINE OIL
PRESSURE
SENDER
0.5-7.5 V 3510
3500
3520
B
C
A
C107
-
C
B
B
C
A
4350
2350
TWO SPEED
SOLENOID
A
B
C
4
4
1
7.5 ohm
12V
A
B
4390
2360
TWO SPEED
MAKE-UP
A
B
C
4
3
7
5 ohm
12V
A
B
B
L
U
E
T
I
E
S
T
R
A
P
4460
2460
HIGH FLOW
A
B
C
4
1
5
7.5 ohm
12V
A
B
4390
6
4350
31
4460
18
33
UNSWITCHED
BATTERY (3
)
1130
13
UNSWITCHED
BATTERY (
1
1110
2
OPEN
42
SWITCH PWR /
ACC RELAY
8000
31
TWO SPEED
SOLENOID
4350
21
SPARE
DIGITAL 2
11
RESERVED
(hall)
12
STARTER
FEEDBACK
8250
23
SENSOR
GROUNDS
3010
32
FUEL PULL
FEEDBACK
8150
22
TRACTION LOCK
PULL FEEDBACK
4150
43
RESERVED
(CAN SHIELD
3
HYD FILTER
SIGNAL
3430
1
RESERVED
(AC INPUT)
41
HANDLE
POWER
1400
3310
3430
3300
D
C
B
HYDRAULIC
TEMPERATURE
SENDER
500-3000 ohm
HYDRAULIC OIL
FILTER SWITCH
3430
D
C
B
H
Y
D
R
A
U
L
I
C
F
I
L
T
E
R
6
7
1
7
2
4
7
3300
3310
B
A
B
A
C477
C102
C
B
S
E
E
J
2
S
E
E
J
2
B
C
A
B
C
A
3410
3420
3400
J1
J1
A
B
6733137
KUBOTA
FUEL
SHUTOFF
8820
P
U
L
L
HOLD
B
A
A
B
8120
?? ohm
?? ohm
B
C
A
B
C
A
8100
8800
2800
2390
2380
2410
2420
2400
2200
2370
2430
2000
2100
2360
2440
2450
2460
2330
2340
2480
2740
2720
2730
2710
GROUNDS
2110
2120
2300
2520
2530
2240
2600
3510
3610
2800
2350
11
7
23
2300
3210
WIRING SCHEMATIC
(With ACS Option)
T300 (S/N 521011601 & Above)
(S/N 522011103 & Above)
(PRINTED JUNE 2004)
V-0584
3400
3420
A
B
4460
2460
YELLOW TIE STRAP
YELLOW TIE STRAP
1 of 6
Dealer Copy -- Not for Resale
E3
D3
12 30
42
39
13
19
28
33
4032
8210
8250
1110
1120
1130
8150
8110
4730
8510
8550
8000
6210
6320
10
22
4150
4110
14 24
34
44
9700
9600
9500
9800
25
17
20
8800
4200
4310
4320
1400
4300
4920
4940
4930
4840
4830
4820
4810
41
6
16
26
36
30
20
19
29
9
3
38
2100
15
47
23
49
37
4640
4350
2350
4390
2360
6410
6510
B
L
U
E
T
I
E
S
T
R
A
P
4460
2460
C
4
2
2
3
41
4370
2
3
7
0
4380
2380
1
2
TILT SPOOL LOCK
(
NOT Used With AHC or ACS
LIFT SPOOL LOCK
(NOT Used With AHC or ACS)
4410
4360
4330
4340
4330
2330
3.3 ohm
PWM
4340
2340
FRONT BASE
1
2
1
2
1
2
C
4
1
8
21
B
I
C
S
H
Y
D
FRONT ROD
4410
A
B
2410
40
3910
3920
3900
9340
9100
9200
1900
1200
9350
2900
5
15
44
1
35
45
25
34
4
14
24
4500
46
4420
C423
A
B
4420
2420
BUCKET POSITIONING
9.8 ohm
12V
A
B
9
7
2
0
0
36
4390
6
4350
31
4460
18
25
TRAVEL
CONTROL
4730
36
GLOW PLUG
FEEDBACK
8550
45
+5V
SUPPLY
J1
P01
14
CAN
HIGH
9500
24
CAN
LOW
9600
34
CAN
SELECT
9700
33
UNSWITCHED
BATTERY (3)
1130
13
UNSWITCHED
BATTERY (1)
1110
2
OPEN
35
OPEN
44
ATTACHMENT
KEY INPUT
9800
42
SWITCH PWR /
ACC RELAY
8000
9
29
19
PWM +8V
SUPPLY
PWM -
PWM
SIGNAL
4320
4310
4300
40
RH SKI
UP
4940
36
LH SKI
UP
4840
30
RH SKI
DOWN
4930
26
LH SKI
DOWN
4830
6
LH AUX
RIGHT
4810
16
LH AUX
LEFT
4820
20
RH FRONT
DETENT
4920
31
OPEN
31
TWO SPEED
SOLENOID
4350
35
SEATBAR
GROUND
49
ENG OIL
PRESS SIGNAL
3520
43
FLOAT
4640
5
SYSTEM
Tx
9100
15
SYSTEM
Rx
9200
14
PROTECTED
POWER
1200
24
COMPUTER
POWER
1900
34
KEY/ENTER
SWITCH
9350
25
SEAT BAR
+8v
3900
45
SEATBAR
SIGNAL
3920
44
HEADLIGHT
SWITCH
9340
2
SPARE
ANALOG 1
5
RESERVED
(BOOTSTRAP)
23
STATUS
IN
9400
46
BRAKE SW
IN
4500
21
SPARE
DIGITAL 2
11
RESERVED
(hall)
10
TRACTION LOCK
PULL / 963
4110
7
L HAND
SERIAL IN
9210
12
STARTER
FEEDBACK
8250
40
FUEL PULL
RELAY
8110
7
SPARE
OUTPUT 1
10
ENG SPEED
SIGNAL
3600
8
LEFT
BLINKER
15
HYD CHARGE
PRESS +8V
3400
9
GLOW PLUG
RELAY
8510
23
SENSOR
GROUNDS
3010
27
OPEN
30
STARTER
RELAY
8210
16
RIGHT
BLINKER
32
FUEL PULL
FEEDBACK
8150
17
TRACTION
LOCK HOLD
4200
18
AIR FILTER
SIGNAL
3700
18
4460
HIGH FLOW /
900 LOAD
47
HYD CHARGE
PRESS SIGNAL
3420
19
REAR WKLT
RELAY
6210
28
FUEL
SENDER
3100
20
FUEL RELAY
HOLD
8800
22
TRACTION LOCK
PULL FEEDBACK
4150
28
UNSWITCHED
BATTERY (2)
1120
27
RESERVED
(SENSOR GRND)
43
RESERVED
(CAN SHIELD)
26
F&R AUX
RELIEF
4470
4
COMPUTER
GROUND
2900
3
HYD FILTER
SIGNAL
3430
29
DIVERTER
4450
8
COOLANT
TEMP SIGNAL
3200
1
RESERVED
(AC INPUT)
MARKER
LT RELAY
39
6320
OPEN
37
37
ENG OIL
PRESS +8v
3500
41
HANDLE
POWER
1400
33
OPEN
46
SPARE
OUTPUT 2
38
GROUND
2110
48
HORN
50
RESERVED
(FAN OUTPUT)
1
SPOOL
LOCK
13
SPARE
ANALOG 2
3
FRONT
ROD
4330
41
HYD LOCK
SOLENOID
4410
12
REAR
BASE
4440
32
BUCKET
POSITION
4420
21
FRONT
BASE
4340
22
REAR
ROD
4430
42
STATUS
OUT
9410
3910
49
OPEN
39
OPEN
47
OPEN
38
GROUND
2100
48
HYDRAULIC
TEMP
3300
50
OPEN
17
SPARE
DIGITAL 1
4
TWO SPEED
SWITCH
4910
6
TWO SPEED
MAKE-UP
4390
4360
11
R HAND
SERIAL IN
9110
4
6510
6410
7200
10
3600
3610
3600
B
A
11
7
9210
9110
J2
P05
8
48
32
J2
J1
J2
J2
J
1
J1
38
4910
28
3100
B
43
16
38
2100
48
3300
C
8
3200
18
3700
23
42
9410
9400
29
22
12
J1
26
WHITE TIE STRAP
WHITE TIE STRAP
4430
4450
4440
4480
YELLOW TIE STRAP
C416
4450
2450
AB
C417
4480
2480
A B
GREEN TIE STRAP
C413
4430
2430
A B
BROWN TIE STRAP
C
4
1
4
4440
2440
A B
4480
2480
A B
4430
2430
A B
4440
2440
A B
BROWN TIE STRAP
GREEN TIE STRAPYELLOW TIE STRAP
4482 4481
C416A
AB
4452
2450
AB
4450
2450
AB
4451
C417A
2480
A B
A B
C413A
4430
2430
A B
A B
C414A
4440
2440
A B
A B
LOCK VALVE LOCK VALVE
REAR ROD REAR BASE
REAR AUX.
HARNESS
6736011
2 of 6
Dealer Copy -- Not for Resale
4310
4320
1400
4300
4920
4940
4930
4840
4830
4820
4810
41
6
16
26
36
30
20
19
29
9
492
0
494
0
493
0
431
0
432
0
430
0
1
4
9
0
253
0
423
0
482
0
481
0
484
0
483
0
148
0
42
4
25
2
464
0
4640
K G L
SEAT
BAR
A
C
B
3920
3910
3900
9340
1210
1910
9210
9110
9300
9310
9320
9330
2910
START
BUZZER
CLOCK/LATCH
DATA
SYSTEM Tx
SYSTEM Rx
COMPUTER POWER
PROTECTED POWER
GROUND
HEADLIGHTS
H
G
A
D
B
E
J
F
C
K
RIGHT PANEL
9330
9310
9300
9120
9220
1920
1220
9350
2920
OPEN
START
CLOCK/LATCH
DATA
SYSTEM Rx
SYSTEM Tx
COMPUTER POWER
PROTECTED POWER
GROUND
RUN/ENTER SWITCH
F
J
E
B
D
A
G
H
C
K
9320
2930
9340
9350
9200
9100
6100
1900
1200
BUZZER
LEFT PANEL
FRONT
WORKLIGHTS
B R P E D C A
2750
2740
2760
2770
2910
2900
2930
2920
CAB 6727178
2740
2900
M
LEFTRIGHT
C435 C434
B
A
B
A
6120
B
A
B
A
CAB
MAIN
FRAME
2000
1930
B
R
A
K
E
S
W
I
T
C
H
FS
4500
HJN
2770
2750
2
7
6
0
6110
C421
4370
2
3
7
0
1
2
TILT SPOOL LOCK
(NOT Used With AHC or ACS)
LIFT SPOOL LOCK
NOT Used With AHC or ACS
)
3.3 ohm
PWM
4340
2340
FRONT BASE
1
2
C419
B
I
C
S
H
Y
D
R
A
U
L
I
C
L
O
C
K
4410
A
B
C420
9.8 ohm
12V
A
B
2410
40
C407
3910
3920
3900
9340
9100
9200
1900
1200
9350
2900
5
15
44
35
45
25
34
4
14
24
C408
SEE FUSE/RELAY
CENTER
(EUROPEAN
LIGHTING)
9340
9350
9200
9100
6100
3910
2900
2740
1900
1200
K G L B R P ME D C A
F
S
N J
H
4500
3900
3920
A
4500
46
9.8 ohm
12V
+8
-
9
29
19
PWM
+8V
SUPPLY
PWM -
PWM
SIGNAL
4320
4310
4300
40
RH SKI
UP
4940
30
RH SKI
DOWN
4930
20
RH FRONT
DETENT
4920
10
ENG SPEED
SIGNAL
3600
49
OPEN
39
OPEN
50
OPEN
4
SPEED
SENSOR
3610
3600
B
A
B
A
11
7
9210
9110
E
D
C
B
A
F
U
E
L
S
E
N
D
E
R
3
0
-
2
7
0
o
h
m
B
A
3100
3110
6719422
C476
C106
J2
J1
J2
4910
491
0
C
B
A
C406
28
3100
3110
B
43
B
A
B
A
B
A
C104
A
B
C104
8
3
2
0
0
3200
18
3700
3700
3210
3710
A
B
t
ENGINE
COOLANT
SENDER
815-1696 ohm
A
I
R
F
I
L
T
E
R
S
W
I
T
C
H
23
42
9410
9400
G
F
S
e
e
C
4
9
2
3 of 6
Dealer Copy -- Not for Resale
BAT
42
4730
8000 8010
8530
868787A
25A
25A
1720
1050
1055
2000
2010
1700
6
3
0
0
1800
1730
6600
6500
6400
6200
6310
7100
FUSE 10
FUSE 11
FUSE
25
1310
1080
1300
1060
1040
+
-
100A
1030
BATTERY
REAR LT
30A
FUEL PULL
FR & MK LT
COMPUTER
UNSWITCHED
ATTCHMNT
ACS
ALT & KITS
FRONT &
MARKER
LIGHT
GLOW
PLUG
REAR
LIGHT
STARTER
SWITCH
POWER
15A
15A
25A
25A
25A
25A
25A
HEATER
FUEL
PULL
25A
TRACTION
PULL
TRACTION
30A
FUSE 7
FUSE 8
FUSE 9
FUSE 10
FUSE 11
FUSE 12
FUSE 1
FUSE 2
FUSE 3
FUSE 4
FUSE 5
FUSE 6
TO OPTIONS
(BACKUP ALARM
SWITCH)
B
A
SEE CAB
CONNECTOR
G
D
E
C
H
A
C
1010
C489
TO OPTIONS
(ACCESSORY
CONNECTOR)
1700
1140
2600
1150
1720
2720
6400
6500
6600
D
N
C
F
P
L
E
M
H
A
S
R
B
A
4275
4550
4730
4235
6300
1050
J
K
G
B
1020
1800
1015
8200
8250
1015
R
STARTER
S
M
ALTERNATOR
2015
A
B
1020
B
2730
F
C110
1140
FUSE 1
25A
A
B
(HEATER
)
(ATTACHMENT)
(ALTERNATOR
& KITS)
C488
C103
33
1130
42
SWITCH PWR /
ACC RELAY
8000
31
4350
32
8150
43
RESERVED
(CAN SHIELD
41
HANDLE
POWER
1400
1740
A
B
A
B
C109
J1
KUBOTA
FUEL
SHUTOFF
8820
P
U
L
L
HOLD
B
A
A
B
8120
?? ohm
?? ohm
B
C
A
B
C
A
8100
8800
2800
SWITCHED
POWER
C404
RELAY GROUNDS 2000-2060
ARE CONNECTED IN SERIES
Printed in U.S.A.
BACKUP ALARM
6210
6200
LEFT
WORKLIGHT
RIGHT
WORKLIGHT
LEFT
TAILLIGHT
2610
63302640
6320
RIGHT
TAILLIGHT
6210
2620
2630
6200
2600
6310
G
D
E
C
H
F
B
A
TAILGATE / WORKLIGHTS 6716419
2
6
5
0
7
1
0
0
TO OPTIONS
(ACCESSORY
HARNESS
CONNECTOR)
(For S/M P/N 6901936)
4 of 6
Dealer Copy -- Not for Resale
E3
D3
12 30
42
39
13
19
28
33
4032
25A
1130
1110
1120
8210
8250
1110
1120
1130
8150
8110
4730
8510
8550
8000
6210
6320
4150
4100
4110
30A
8010
15A
6320
6310
8530
868787A
85 30
86 87 87A
25A
25A
1050
1055
1330
1360
2000
2010
2020
2030
2050
2060
8510
8500
8550
8530
868787A
1060
2030
2040
8210
8200
8530
868787A
1030
2060
6300
10
22
4150
4110
6210
6200
15A
8530
868787A
1320
2010
2020
8110
8150
8530
868787A
1350
2040
2050
8100
30A
8530
868787A
6000
FUSE 10
FUSE 11
FUSE 2
14 24
34
44
9700
9600
9500
9800
6000
25
1310
1080
1300
1060
1040
1030
17
20
8800
FUSE 3 FUSE 6
FUSE 5
FUSE 4
SEE CAB
CONNECTOR
C407
4200
1400
4300
4840
4830
4820
4810
41
6
16
26
36
9
25A
1150
1160
FUSE 9
1070
1040
2710
9800
9710
1730
9510
1160
9610
C
B
A
D
F
G
E
C426
A
C
D
&
R
E
M
O
T
E
S
T
A
R
T
C
O
N
N
E
C
T
O
R
1500
T
I
L
T
P
E
D
A
L
LIFT
PEDAL
38
2100
2
2
8
1
7
4
F
E
1170
F
A
D
1740
9520
P
B
9720
H
4
5
5
C
2250
25A
P
K
N
J
S
M
L
4550
4275
4220
1170
4220
M
L
A
N
K
S
J
D
R
G
9620
9720
G
R
E
9520
H
B
C
2240
1050
4275
2240
1140
FUSE 1
25A
1080
FUSE / RELAY CENTER
FUSE 12
A
(
U
N
S
W
I
T
C
H
E
D
P
O
W
E
R
)
(ACS)
(HEATER
)
ATTACHMENT
)
(ALTERNATOR
& KITS)
4550
9620
120
(COMPUTER)
9620
9720
9520
1740
4640
6410
6510
9
7
2
0
0
36
C425
C
PULL
H
O
L
D
1
0
B
A
Traction Lock
2200
4200
A
C
B
4100
36
8550
45
+5V
SUPPLY
34
9700
33
1130
35
44
ATTACHMENT
KEY INPUT
9800
42
SWITCH PWR /
ACC RELAY
8000
31
4350
49
ENG OIL
PRESS SIGNAL
3520
40
8110
32
8150
47
HYD CHARGE
PRESS SIGNAL
3420
43
RESERVED
(CAN SHIELD)
39
6320
37
3500
41
HANDLE
POWER
1400
46
SPARE
OUTPUT 2
48
HORN
50
RESERVED
(FAN OUTPUT)
38
2100
4
7200
D
E
G
F
9410
9400
1740
8
48
C492
9420
J2
J1
J
1
TRACTION
LOCK
FUEL
PULL
STARTER
GLOW
PLUG
REAR
LIGHT
MARKER
LIGHT
SWITCHED
POWER
T
O
O
P
T
I
O
N
S
(
A
T
T
A
C
H
M
E
N
T
C
O
N
T
R
O
L
)
RELAY GROUNDS
2000-2060
ARE CONNECTED IN SERIES
9110
9210
7200
6510
6410
4910
43
16
5 of 6
Dealer Copy -- Not for Resale
1400
4300
4840
4830
4820
4810
41
6
16
26
36
9
ACS Controller
Advanced Control System
GREY
1500
C
F
B
A
B
H
C
D
J
1180
2260
2270
4690
T
I
L
T
P
E
D
A
L
LIFT
PEDAL
BLACK
C471
K
A F
G
4220
4780
4790
4680
E
4260
J1
2
2
8
0
1
7
4
0
F
E
1170
F
A
D
A
D
G
E
H
B
1740
9520
P
B
9720
H
4
5
5
0
C
C
F
2250
P
K
N
J
S
M
L
4550
4275
4220
1170
4220
M
L
A
N
K
S
J
D
R
G
J
K
D
H
E
G
9620
9720
G
R
E
9520
H
B
C
2240
ACS HARNESS 6733430
4275
2240
4280
2510
A B
C
4
6
7
13 ohm
12V
A B
FOOT PEDAL LOCK
4270
2500
A B
C
4
6
8
A B
J2
J3
4670
4770
C469
4550
9620
4790
4780
4680
4690
4770
2770
1630
1530
1
5
1
0
4650
2
6
5
0
A
B
C
1520
2660
4660
C470
A
B
C
A
B
C
1620
2760
4760
4670
2670
9620
9720
9520
B
A
C
2
7
5
0
1610
4750
4750
4650
A
B
C
1190
1740
LIFT ACTUATOR
M
1
2
3
4
5
6
7
8
BLK
DGN
RED
RED
BLK
C
4
2
9
1
2
3
4
5
6
7
8
TILT ACTUATOR
M
1
2
3
4
5
6
7
8
BLK
DGN
RED
RED
BLK
C
4
2
8
1
2
3
4
5
6
7
8
PWM
T
W
O
S
P
D
SKI CTRL
C409
F
G
A
H
J
E
K
B
D
C
4920
4940
4930
4310
4320
4300
1
4
9
0
F
G
A
H
J
E
K
B
D
C
2530
4230
RIGHT
HANDLE
A
B
C
AHC TILT
HALL SENSOR
DETENT
FLOW
A
B
C
A
B
C
C450
C466
HANDLE
LOCK
A
B
A
B
HORN
SIDE
SHIFT
A
D
C
B
G
F
K
E
H
J
C412
A
B
FLOAT
TURN SIGNAL
C411
B
D
A
C
E
LEFT HANDLE
4820
4810
4840
4830
1480
A
D
C
B
G
F
K
E
H
J
4240
2520
AHC LIFT
HALL SENSOR
C410
4640
HANDLE LOCK
A
B
A
B
C465
SKI CTRL
4640
C425
C
PULL
H
O
L
D
1
0
.
9
o
h
m
0.3 ohm
B
A
Traction Lock
2200
4200
A
C
B
4100
+
-
4
9410
9400
C492
9420
J2
J1
P
T
I
O
N
S
C
H
M
E
N
T
T
R
O
L
)
TO OPTIONS
(ACCESSORY
CONNECTOR)
TO OPTIONS
(ACCESSORY
CONNECTOR)
WHT
WHT/RED
WHT/BLK
WHT/LGN
DGN
YEL
LGN
RGN
YEL/RED
YEL/LGN
DBL
WHT
RGN
PUR
YEL
DGN
BRN
RNG/WHT
RNG/DBL
V-0584 (6-10-04)
9110
9210
7200
6510
6410
4910
4910
43
C472
A
B
C
A
B
C
A
B
C
C449
A
B
C
6 of 6
Dealer Copy -- Not for Resale