Checking By Engine Electric Control Unit (Ecu) - Kubota WSM L3560 Workshop Manual

L3560, L4060, L4760, L5060, L5460, L6060, WSM

(5) Checking by Engine Electric Control Unit (ECU)

No. Color of wiring
B
1
B
2
R
3
R Engine ECU Main Relay (Switch Side)
4
R
5
R Engine ECU Main Relay (Switch Side)
6
W/B
7
B
8
–
9
–
10
B
11
–
12
R DPF Differential Pressure Sensor (+)
13
–
14
–
15
–
16
–
17
R Intake Throttle Valve Position Sensor (+)
18
B
19
L/G
20
–
21
–
22
–
23
–
24
–
25
–
26
–
27
–
28
W/B
29
–
30
Boost Pressure Temperature Sensor
Y
31
R
32
W Coolant Temperature Sensor (Signal)
33
–
34
R Boost Pressure Temperature Sensor (+)
35
Y DPF Differential Pressure Sensor (−)
36
Terminal Name
ECU (−)
ECU (−)
Injector #1 and #4 (+)
Injector #2 and #3 (+)
Injector #4 (−)
Crankshaft Position Sensor (−)
–
–
Coolant Temperature Sensor (−)
–
–
–
–
–
To Alternator (L)
Engine Stop Switch
(Input Terminal for OPC)
–
–
–
–
–
–
–
–
Injector #3 (−)
–
(Signal)
Rail Pressure Sensor (+)
–
No. Color of wiring
–
48
–
49
Or
50
W/B
51
–
52
B
53
Y
54
B
55
W
56
W
57
–
58
W
59
–
60
W
61
R
62
W
63
–
64
G
65
Y
66
–
67
–
68
–
69
B/R
70
R
71
–
72
W/B
73
–
74
W
75
G
76
W
77
B
78
B
79
–
80
B
81
W
82
–
83
9-S46
ELECTRICAL SYSTEM
Terminal Name
–
–
Engine ECU Main Relay (Coil Side)
Injector #2 (−)
–
Air Flow Sensor (−)
Rail Pressure Sensor (Signal)
Exhaust Gas Temperature Sensor T2 (−)
Boost Pressure Sensor (Signal)
Exhaust Gas Temperature Sensor T1
–
Exhaust Gas Temperature Sensor T0
–
Air Flow Sensor (Signal)
CAN2 (H)
CAN2 (L)
–
CAN1 (L)
CAN1 (H)
–
–
–
Glow Relay (Coil Side)
Ignition Switch
–
Injector #1 (−)
–
Crankshaft Position Sensor (Signal)
Rail Pressure Sensor (−)
Exhaust Gas Temperature Sensor T2
Boost Pressure Sensor (−)
Exhaust Gas Temperature Sensor T1 (−)
–
Exhaust Gas Temperature Sensor T0 (−)
Intake Throttle Valve Position Sensor (−)
–
KiSC issued 03, 2016 A