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Hyundai Equus: ECU Schematic Diagrams - Air Suspension System - Suspension System - Hyundai Equus VI 2009-2025 Service ManualHyundai Equus: ECU Schematic Diagrams

Second generation VI (2009–2025) / Hyundai Equus VI 2009-2025 Service Manual / Suspension System / Air Suspension System / ECU Schematic Diagrams

Circuit diagram
1.
ECU Connector

2.
ECU Terminal function
Terminal
Function
1
Ground
2
Ground
3
IGN
4
Battery
5
Battery
6
-
7
-
8
-
9
-
10
-
11
-
12
Reverse Valve 1
x
(M1 Low Side)
13
Ambiance Valve
14
Reverse Valve 2
x
(M2 Low Side)
15
-
16
-
17
Air Spring Valve RR
18
Air Spring Valve FL
19
Air Spring Valve FR
20
Air Spring Valve RL
21
Reverse Valve Power
22
-
23
Solenoid Valve Power
24
-
25
-
26
-
27
-
28
-
29
-
30
-
31
Compressor Relay 
32
-
33
-
34
-
35
-
36
Compressor Relay Power
37
-
38
-
39
-
40
-
41
-
42
-
43
-
44
-
45
-
46
K-Line
47
-
48
-
49
-
50
-
51
-
52
-
53
Door Switch (Lock/Unlock)
54
-
55
-
56
-
57
-
58
-
59
-
60
-
61
CAN-High
62
-
63
Height Sensor FL
64
Height Sensor RL
65
Height Sensor FR
66
Height Sensor RR
67
Pressure Power
68
-
69
-
70
-
71
-
72
-
73
-
74
Height Sensor Ground RR
75
Height Sensor Ground RL
76
Height Sensor Ground FR
77
Height Sensor Ground FL
78
-
79
-
80
-
81
CAN-Low
82
Height Sensor Signal FL
83
Height Sensor Signal FR
84
Pressure Sensor Signal
85
-
86
-
87
-
88
-
89
-
90
Height Sensor Signal RL
91
Height Sensor Signal RR
92
Pressure Sensor Ground
93
-
94
G-Sensor Signal FL
95
G-Sensor Signal FR
96
G-Sensor Signal R
97
-
98
-
99
-
100
-
101
-
102
G-Sensor power
103
G-Sensor power
104
G-Sensor  Ground R
105
-
106
G-Sensor Power FR
107
-
108
-
109
G-Sensor Power R
110
-
111
G-Sensor Power FL
112
-
113
-
114
 Variable damper valve  RL(-)
115
Variable damper valve FL(+)
116
Variable damper valve  FR(+)
117
Variable damper valve  FL(-)
118
Variable damper valve  FR(-)
119
Variable damper valve  RL(+)
120
Variable damper valve  RR(-)
121
Variable damper valve  RR(+)

    ECU Description and Operation
    Description Analyzes each variety sensor and communication data and executes air suspension control. That part controls system and maintains function. ...

    ECU Repair procedures
    Removal     • Avoid suffering excessive impact. • Do not entering the water into pin inside. • Do not pile up the parts. • Take care not to damage the pin of ...

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