Isuzu 2008MY N Series, Workshop Manual

Page: 21 / 404

1A-18 Engine Control System (4HK1)
Engine Control Module (ECM) Connector
End Views
Engine Control Module (ECM)
Connector No. J-14
Connector Color Black
Test Adapter No. J-35616-64A
Pin No. Wire Color Pin Function
1 BLK ECM power ground
2 RED Battery voltage
3 BLK ECM power ground
4 BLK ECM power ground
5 RED Battery voltage
6 BLU/RED MIL control
7 BLU/PNK Exhaust brake lamp control
8 LT GRN Engine speed signal output to
tachometer
9 LT GRN /
BLK
DPD lamp control (Euro 4
specification)
10 BLK/RED Glow plug relay control
11 ORN/BLU Glow lamp control
12 - Not used
13 - Not used
14 WHT/BLU Starter cut relay control
15 LT GRN /
WHT
Exhaust brake solenoid valve
control
16 BLU/YEL Check engine oil level warning
control
LNW76ESH001501
5 4 17
55
74
18
56
75
19
57
76
20
58
77
21
59
78
22
60
79
23
61
80
24
62
81
9
47
66
10
48
67
11
49
68
6
44
63
7
45
64
8
46
65
12
50
69
13
51
70
14
52
71
15
53
72
16
36 37 38 39 40 41 42 43 28 29 30 25 26 27 31 32 33 34 35
54
73
2 1
3
17 BLU/BLK SVS lamp control (Euro 4
specification)
18 BLU/WHT CAN high signal
19 YEL/GRN VSS signal or EHCU
20 BLK APP sensor 1 shield ground
21 BLU/BLK ECM main relay control
22 GRN MAF sensor low reference
(Euro 4 specification)
23 YEL MAF sensor 12 volts reference
(Euro 4 specification)
24 YEL/BLK Ignition voltage
25 RED/
WHT
Cruise main switch signal
26 BRN/YEL Clutch pedal switch signal
27 - Not used
28 - Not used
29 - Not used
30 - Not used
31 - Not used
32 - Not used
33 PNK Refrigerator switch signal
34 GRN/ORN A/C switch signal
35 GRN/WHT Dropping register
36 - Not used
37 BLU CAN low signal
38 LT BLU Keyword 2000 serial data
(Except Euro 4 specification)
39 BLK APP sensor 2 & MAF sensor
(Euro 4 specification) shield
ground
40 BLU/BLK ECM main relay control
41 PNK/BLK APP sensor 1, idle up sensor,
& PTO throttle sensor low
reference
42 RED APP sensor 1, idle up sensor,
& PTO throttle sensor 5 volts
reference
43 BLK ECM signal ground
44 BLU/ORN PTO mode switch signal
Connector No. J-14
Connector Color Black
Test Adapter No. J-35616-64A
Pin No. Wire Color Pin Function
LG4HKED-WE-0871.book 18 ページ ２００７年１１月２９日 木曜日 午後６時２９分