Engine Control Circuit Diagram - Doosan DX225LC-3 Shop Manual

ENGINE CONTROL CIRCUIT DIAGRAM

1
3
1-46
1-47
1-10
1-52
1-05
1-75
1-28
1-03
1-26
1-01
1-25
1-49
1-73
1-69
73 74 75 76 77 78 79 80 81 82 83 84
49 50 51 52 53 54 55 56 57 58 59 60
25 26 27 28 29 30 31 32 33 34 35 36
1 2 3 4 5 6 7 8 9 10 11 12
ECU (CN1)
Figure 164
Electrical System
Page 102
7-5
7-6
7-2
7-4
7-3
7-1
6-12
6-13
1
2
3
4
5
6
32
14
4
3
2
1
24 23 22
43
4 5
85 86 87 88 89 90 91 92 93 94 95 96
61 62 63 64 65 66 67 68 69 70 71 72
62
3
81 80 79 78
1 2
37 38 39 40 41 42 43 44 45 46 47 48
13 14 15 16 17 18 19 20 21 22 23 24
4
1-1
1-3
1-6
1-77
1-76
1-78
CAN A
1-59
1-61 GND
1-62 RxD
1-81 TxD
1-34
GND
1-16
SIG
1-13
(+5V)
1-4
1-5
B
BR
28
21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6
106 107 108 109 110
42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25
98 99 100 101 102
61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44
90 91 92 93 94
77 76 75 74 73 72 71 70 69 68 67 66 65 64 63
82 83 84 85 86 87
EPOS (CN2)
EPOS (CN1)
34
26 26
15A 15A
BR
E
35
5
1
36
(BREAKER) 2 1
(RS1)
17
3
HIGH
CW
2
1
LOW
26
10A
26
15A
26
10A
AMP 040 36P
111 112 113
119 120 121
103 104 105 10 9 8 7 6 5 4 3 2 1
117 118
20 19 18 17 16 15 14 13 12
95 96 97
114 115 116
88 89
GAUGE (CN7)
B
25
A
24
27
8 7 6 5 4 3 2 1
11 16 15 14 13 12 11 10 9
GAUGE (CN6)
FG018921
SP002337