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Home >> Hyundai >> 2024 >> Elantra Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.0L (Except HEV) >> Engine Control Module (ECM) >> Schematic Diagrams >> ECM Terminal Function >> Connector [A]
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Connector [A]

Pin No Description
1 Chassis Ground
2 -
3 -
4 -
5 -
6 Fuel Sender Signal Input
7 -
8 -
9 Neutral Switch [With ISG]
10 -
11 -
12 Sensor Shield (Knock Sensor (KS))
13 -
14 ISG OFF Switch Signal Input
15 Brake [Light] Switch Signal Input
16 Brake [Test] Switch Signal Input
17 -
18 -
19 -
20 Sensor Power (+5V) (Speed Sensor)
21 -
22 -
23 -
24 -
25 -
26 -
27 -
28 L-CAN (Low)
29 L-CAN (High)
30 -
31 -
32 -
33 -
34 -
35 -
36 -
37 -
38 A/C Pressure Transducer (APT) Signal Input
39 -
40 -
41 -
42 -
43 Speed Sensor Signal input
44 -
45 -
46 -
47 -
48 -
49 -
50 -
51 Ignition Lock Switch Signal Input
52 -
53 -
54 -
55 -
56 Sensor Ground (Accelerator Position Sensor (APS) #2)
57 Sensor Ground (Accelerator Position Sensor (APS) #1)
58 -
59 -
60 -
61 Sensor Ground (A/C Pressure Transducer (APT))
62 -
63 -
64 -
65 -
66 -
67 -
68 -
69 -
70 -
71 -
72 -
73 -
74 Engine Start Switch Signal Input
75 -
76 Vehicle Speed Input
77 -
78 Sensor Ground (Brake Booster Vacuum Pressure Sensor (BBVPS))
79 Accelerator Position Sensor (APS) #2 Signal input
80 Accelerator Position Sensor (APS) #1 Signal input
81 -
82 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] V_N
83 Sensor Ground (Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2])
84 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] V_RC
85 -
86 -
87 -
88 -
89 -
90 -
91 -
92 -
93 -
94 -
95 -
96 Battery power (B+) (Battery)
97 Wiper "P" Position Input
98 -
99 Clutch Switch
100 -
101 Brake Booster Vacuum Pressure Sensor (BBVPS) Signal Input
102 Sensor Power (+5V) (Accelerator Position Sensor (APS) #2)
103 Sensor Power (+5V) (Accelerator Position Sensor (APS) #1)
104 Sensor Power (+5V) (Brake Booster Vacuum Pressure Sensor (BBVPS))
Sensor Power (+5V) (A/C Pressure Transducer (APT))
105 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] V_G
106 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Signal
107 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] V_IP
108 -
109 Sensor Ground (Knock Sensor (KS))
110 Knock Sensor (KS) Signal
111 -
112 -
113 -
114 -
115 -
116 -
117 -
118 -
119 Battery power (B+) (Battery)