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Home >> Hyundai >> 2021 >> Elantra N Line, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 1.6L (Except HEV) >> Engine Control Module (ECM) >> Schematic Diagrams >> Connector [B]
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Connector [B]

Pin No Description
1 Chassis Ground
2 Chassis Ground
3 Battery power (B+) (Battery)
4 Chassis Ground
5 Battery power (B+) (Main Relay)
6 Battery power (B+) (Main Relay)
7 -
8 -
9 Sensor Power (+5V) (ITM Motor)
10 Sensor Power (+5V) (APS #2)
11 Boost Pressure Sensor (BPS) Signal Input
12 Accelerator Position Sensor (APS #2) (Ground)
13 Accelerator Position Sensor (APS #1) (Ground)
14 -
15 -
16 Boost Pressure Sensor (BPS) (Ground)
17 Fuel Level Sender (FLS) Signal
18 Accelerator Position Sensor (APS #2) Signal
19 -
20 -
21 -
22 Rail Pressure Sensor (RPS) Control
23 Cooling Fan Relay [PMW] Control
24 EWGA DC Motor Control (+)
25 EWGA DC Motor Control (-)
26 Ignition Switch Signal Input
27 Sensor Power (+5V) (BPS)
28 -
29 -
30 Brake [Test] Switch Signal Input
31 Brake [Light] Switch Signal Input
32 Accelerator Position Sensor (APS #1) Signal
33 -
34 -
35 Engine Start Switch Signal Input
36 -
37 Fuel Pump Relay Control [Without Smart Key] Control
38 -
39 -
40 Variable Oil Pump Valve Control
41 ETC Motor [+] Control
42 ETC Motor [-] Control
43 -
44 -
45 P-CAN (Low)
46 -
47 -
48 Clutch Switch Control
49 Wiper Switch Input
50 -
51 Start Relay (Low) Control
52 -
53 -
54 Electric load Signal Input [Defrost]
55 -
56 -
57 -
58 -
59 -
60 Battery power (B+) (Battery)
61 LIN Communication Signal Input
62 P-CAN (High)
63 -
64 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] VS-/IP- (Virtual Ground)
65 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Rc/Rp (Pumping Cell Current)
66 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Rc (Adjust Resistance)
67 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] VS+ (NERNST Cell Current)
68 -
69 -
70 -
71 Start Relay (High) Control
72 -
73 -
74 Engine Control Relay Control
75 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater Control
76 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater Control
77 Vehicle Speed Input (IBU, VDC Moduel)
78 CCP-CAN (High)
79 CCP-CAN (Low)
80 -
81 -
82 -
83 Purge Control Solenoid Valve (PCSV) Control
84 Fuel Pump Relay Control [With Smart Key] Control
85 -
86 -
87 Integrated Body Control Unit (IBU) (IMMO, Data Line)
88 -
89 -
90 -
91 -
92 Variable Force Solenoid (VFS) [Bank 1/Intake] Control
93 Variable Force Solenoid (VFS) [Bank 1/Exhaust] Control