Hyundai Elantra MD/UD: ECM Terminal And Input/Output signal (M/T) - Engine Control Module (ECM). Schematic Diagrams - Engine Control System - Fuel System - Hyundai Elantra MD 2010-2015 Service manualHyundai Elantra MD/UD: ECM Terminal And Input/Output signal (M/T)

ECM Terminal Function
Connector [CNG-MA]
Pin No.
 Description
 Connected to
1
 Ignition Coil (Cylinder #1) control output
Ignition Coil (Cylinder #1) [Without Immobilizer]
Ignition Coil (Cylinder #4) control output
Ignition Coil (Cylinder #4) [With Immobilizer]
2
 Injector (Cylinder #1) control output
 Injector (Cylinder #1)
3
 -
 　
4
 -
 　
5
 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output
 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
6
 Sensor ground
 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
7
 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input
 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
8
 Knock Sensor (KS) signal input
 Knock Sensor (KS)
9
 Intake Air Temperature Sensor (IATS) signal input
 Intake Air Temperature Sensor (IATS)
10
 Start Motor contol switch
 Power Distribution Module (PDM)
11
 Electrical load signal input
 Alternator
12
 Engine Coolant Temperature Sensor (ECTS) signal input
 Engine Coolant Temperature Sensor (ECTS)
13
 Throttle Position Sensor (TPS) 1 signal input
 Throttle Position Sensor (TPS) 1
14
 Sensor power (+5V)
 Throttle Position Sensor (TPS) 1,2
15
 ETC Motor [+] control output
 ETC Motor
16
 Ignition Coil (Cylinder #3) control output
Ignition Coil (Cylinder #3) [Without Immobilizer]
Ignition Coil (Cylinder #2) control output
Ignition Coil (Cylinder #2) [With Immobilizer]
17
 Injector (Cylinder #3) control output
 Injector (Cylinder #3)
18
 Purge Control Solenoid Valve (PCSV) control output
 Purge Control Solenoid Valve (PCSV)
19
 Variable Intake Solenoid (VIS) Valve control output
 Variable Intake Solenoid (VIS) Valve
20
 -
 　
21
 -
 　
22
 Sensor shield ground
 Knock Sensor (KS)
23
 Sensor ground
 Knock Sensor (KS)
24
 Sensor ground
 Manifold Absolute Pressure Sensor (MAPS)
25
 Sensor ground
 Battery Sensor　
26
 -
 　
27
 Sensor ground
 Engine Coolant Temperature Sensor (ECTS)
28
 Throttle Position Sensor (TPS) 2 signal input
 Throttle Position Sensor (TPS) 2
29
 Sensor ground
 Throttle Position Sensor (TPS) 1,2
30
 ETC Motor [-] control output
 ETC Motor
31
 Ignition Coil (Cylinder #4) control output
Ignition Coil (Cylinder #4) [Without Immobilizer]
Ignition Coil (Cylinder #1) control output
Ignition Coil (Cylinder #1) [With Immobilizer]
32
 Injector (Cylinder #4) control output
 Injector (Cylinder #4)
33
 CVVT Oil Control (OCV) Valve [Bank 1/Intake] control output
 CVVT Oil Control Valve (OCV) [Bank 1/Intake]
34
 CVVT Oil Control (OCV) Valve [Bank 1/Exhaust] control output
 CVVT Oil Control Valve (OCV) [Bank 1/Exhaust]
35
 Sensor power (+5V)
 Variable Charge Motion Actuator (VCMA)
Battery Sensor　
36
 VG (Virtual Ground)
 Heated Oxygen Sensor [Bank 1/Sensor 1]
37
 VIP (Current Pump)
 Heated Oxygen Sensor [Bank 1/Sensor 1]
38
 VRC (Current Adjust)
 Heated Oxygen Sensor [Bank 1/Sensor 1]
39
 Manifold Absolute Pressure Sensor (MAPS) signal input
Manifold Absolute Pressure Sensor (MAPS)
40
 Battery Sensor signal　
 Battery Sensor　
41
 Sensor ground
 Crankshaft Position Sensor (CKPS)
42
 Sensor ground
 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
43
 Sensor ground
 Camshaft Position Sensor (CMPS) [Bank 1/Intake]
44
 Sensor ground
 Variable Charge Motion Actuator (VCMA)
45
 Motor [+] control output
 Variable Charge Motion Actuator (VCMA)
46
 Ignition Coil (Cylinder #2) control output
Ignition Coil (Cylinder #2) [Without Immobilizer]
Ignition Coil (Cylinder #3) control output
Ignition Coil (Cylinder #3) [With Immobilizer]
47
 Injector (Cylinder #2) control output
 Injector (Cylinder #2)
48
 -
 　
49
 Alternator PWM control output
 Alternator
50
 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output
 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
51
 -
 　
52
 VN (NERNST Cell Voltage)
 Heated Oxygen Sensor [Bank 1/Sensor 1]
53
 -
 　
54
 Sensor power (+5V)
 Manifold Absolute Pressure Sensor (MAPS)
55
 Battery Current Direct input
 Battery Sensor　
56
 Crankshaft Position Sensor (CKPS) signal input
 Crankshaft Position Sensor (CKPS)
57
 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input
 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
58
 Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input
 Camshaft Position Sensor (CMPS) [Bank 1/Intake]
59
 Sensor feedback signal input
 Variable Charge Motion Actuator (VCMA)
60
 Motor [-] control output
 Variable Charge Motion Actuator (VCMA)

Connector [CNG-MK]
Pin No.
 Description
 Connected to
1
 Power ground
 Chassis Ground
2
 Battery power (B+)
 Main Relay
3
 Power ground
 Chassis Ground
4
 Battery power (B+)
 Main Relay
5
 Power ground
 Chassis Ground
6
 Battery power (B+)
 Main Relay
7
 -
 　
8
 -
 　
9
 -
 　
10
 -
 　
11
 A/C Compressor Relay control output
 A/C Compressor Relay
12
 Engine speed signal output
 Power Distribution Module (PDM)
13
 -
 　
14
 -
 　
15
 Fuel Tank Pressure Sensor (FTPS) signal input
 Fuel Tank Pressure Sensor (FTPS)
16
 -
 　
17
 -
 　
18
 -
 　
19
 -
 　
20
 Electrical load [Wiper] signal input
 Wiper [Low] Relay
21
 -
 　
22
 -
 　
23
 -
 　
24
 -
 　
25
 Fuel Level Sensor (FLS) signal input
 Fuel Level Sensor (FLS)
26
 -
 　
27
 -
 　
28
 -
 　
29
 -
 　
30
 -
 　
31
 -
 　
32
 -
 　
33
 -
 　
34
 Immobilizer Lamp control output
 Immobilizer Lamp
35
 -
 　
36
 Canister Close Valve (CCV) control output
 Canister Close Valve (CCV)
37
 Sensor ground
 Fuel Tank Pressure Sensor (FTPS)
38
 -
 　
39
 -
 　
40
 -
 　
41
 -
 　
42
 -
 　
43
 -
 　
44
 -
 　
45
 Sensor ground
 A/C Pressure Transducer (APT)
46
 -
 　
47
 Sensor ground
 Fuel Level Sensor (FLS)
48
 -
 　
49
 Sensor ground
 Accelerator Position Sensor (APS) 1
50
 Sensor ground
 Accelerator Position Sensor (APS) 2
51
 Battery power (B+)
 Ignition Switch
52
 Start Motor relay control output
Start Motor relay
53
 Cooling Fan Relay [High] control output
 Cooling Fan Relay [High]
54
 Cooling Fan Relay [Low] control output
 Cooling Fan Relay [Low]
55
 CCP CAN [High]
 Other control module, Data Link Connector (DLC),
56
 CCP CAN [Low]
 Other control module, Data Link Connector (DLC),
57
 -
 　
58
 -
 　
59
 -
 　
60
 -
 　
61
 -
 　
62
 Brake Test Switch signal input
 Brake Switch
63
 -
 　
64
 Blower Max. signal input
 Heater & A/C Control module
65
 -
 　
66
 -
 　
67
 A/C Pressure Transducer (APT) signal input
 A/C Pressure Transducer (APT)
68
 A/C Compressor switch signal output
 A/C Compressor switch
69
 Immobilizer communication line
 Immobilizer control module
70
 -
 　
71
 Accelerator Position Sensor (APS) 1 signal input
 Accelerator Position Sensor (APS) 1
72
 Accelerator Position Sensor (APS) 2 signal input
 Accelerator Position Sensor (APS) 2
73
 Battery power (B+)
 Battery
74
 Main Relay control output
 Main Relay
75
 Fuel Pump Relay control output
 Fuel Pump Relay
76
 -
 　
77
 C-CAN [High]
 Other control module, Data Link Connector (DLC),
78
 C-CAN [Low]
 Other control module, Data Link Connector (DLC),
79
 Clutch switch signal input
 Clutch switch
80
 Vehicle speed signal input
ECM Terminal And Input/Output signal (A/T)
ECM Terminal Function Connector [CNG-AA] Pin No. Description Connected to 1 Ignition Coil (Cylinder #2) control output ...