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Hyundai Veloster: Engine Control Module (ECM). Schematic Diagrams - Engine Control System - Fuel SystemHyundai Veloster: Engine Control Module (ECM). Schematic Diagrams

Hyundai Veloster 2011-2017 Service Manual / Fuel System / Engine Control System / Engine Control Module (ECM). Schematic Diagrams

Harness Connector

ECM Terminal Function
Connector [EGGM-A]
Pin No.
 Description
 Connected to
1
 Injector (Cylinder #3) [High] control output
 Injector (Cylinder #3)
2
 Injector (Cylinder #4) [High] control output
 Injector (Cylinder #4)
3
 Injector (Cylinder #2) [Low] control output
 Injector (Cylinder #2)
4
 -
 　
5
 Heated Oxygen Sensor  (HO2S) [Bank 1/Sensor 1] heater control output
 Heated Oxygen Sensor  (HO2S) [Bank 1/Sensor 1]
6
 -
 　
7
 -
8
 -
 　
9
 -
 　
10
 -
 　
11
 -
 　
12
 Immobilizer indication lamp control output
 Cluster
13
 -
 　
14
 Cooling fan relay [High] control output
 Cooling fan relay [High]
15
 CVVT Oil Control Valve (OCV) [Bank 1/Exhaust] control output
 CVVT Oil Control Valve (OCV) [Bank 1/Exhaust]
16
 Injector (Cylinder #2) [High] control output
 Injector (Cylinder #2)
17
 Injector (Cylinder #1) [High] control output
 Injector (Cylinder #1)
18
 Injector (Cylinder #3) [Low] control output
 Injector (Cylinder #3)
19
 -
 　
20
 Heated Oxygen Sensor  (HO2S) [Bank 1/Sensor2] heater control output
 Heated Oxygen Sensor  (HO2S) [Bank 1/Sensor 2]
21
 -
 　
22
 -
 　
23
 Engine Coolant Temperature Sensor (ECTS) signal input
 Engine Coolant Temperature Sensor (ECTS)　
24
 Sensor ground
 Engine Coolant Temperature Sensor (ECTS)
25
 -
 　
26
 Fuel Tank Pressure Sensor (FTPS) signal input
 Fuel Tank Pressure Sensor (FTPS)
27
 Fuel pump relay control output (Without Immobilizer)
 Fuel pump relay
Canister Close Valve (CCV) control output  (With Immobilizer)
 Canister Close Valve (CCV)
28
 -
 　
29
 A/C compressor relay control output
 A/C compressor relay
30
 -
 　
31
 Ignition coil (Cylinder #3) control output
 Ignition coil (Cylinder #3)
32
 Ignition coil (Cylinder #1) control output
 Ignition coil (Cylinder #1)
33
 Injector (Cylinder #1) [Low] control output
 Injector (Cylinder #1)
34
 Fuel Pressure Control Valve (FPCV) [High] control output
 Fuel Pressure Control Valve (FPCV)
35
 ETC motor [-] control output
 ETC motor
36
 -
 　
37
 Knock Sensor (KS) signal input
 Knock Sensor (KS)
38
 Sensor ground
 Knock Sensor (KS)
39
 Blower switch Max. siganl input
 Heater control module
40
 Brake Light switch signal input
 Brake switch
41
 -
42
 -
43
 -
 　
44
 -
 　
45
 CVVT Oil Control Valve (OCV) [Bank 1/Intake] control output
 CVVT Oil Control Valve (OCV) [Bank 1/Intake]
46
 Ignition coil (Cylinder #4) control output
 Ignition coil (Cylinder #4)
47
 Ignition coil (Cylinder #2) control output
 Ignition coil (Cylinder #2)
48
 Injector (Cylinder #4) [Low] control output
 Injector (Cylinder #4)
49
 Fuel Pressure Control Valve (FPCV) [Low] control output
 Fuel Pressure Control Valve (FPCV)
50
 ETC motor [+] control output
 ETC motor
51
 -
 　
52
 -
 　
53
 Brake Test switch signal input
 Brake switch
54
 -
 　
55
 Clutch switch signal input
 Clutch switch
56
 Electric load signal input [Defrost]
 Alternator
57
 Alternator COM signal output
 Alternator
58
 Engine speed signal output
 Cluster
59
 Cooling fan relay [Low] control output
 Cooling fan relay
60
 Variable Intake Solenoid (VIS) valve control output
 Variable Intake Solenoid (VIS) valve

Connector [EGGM-K]
Pin No.
 Description
 Connected to
1
 ECM ground
 Chassis ground
2
 ECM ground
 Chassis ground
3
 ECM ground
 Chassis ground
4
 Battery power (B+)
 Main relay
5
 Battery power (B+)
 Battery
6
 Battery power (B+)
 Battery
7
 Battery power (B+)
 Main relay
8
 Sensor ground
 Heated Oxygen Sensor  (HO2S) [Bank 1 / Sensor 2]
9
 Accelerator Position Sensor (APS) 1 signal input
 Accelerator Position Sensor (APS) 1
10
 Sensor ground
 Accelerator Position Sensor (APS) 2
11
 -
 　
12
 Sensor ground
 Fuel Tank Pressure Sensor (FTPS)
13
 -
 　
14
 Throttle Position Sensor (TPS) 1 signal input
 Throttle Position Sensor (TPS) 1
15
 -
 　
16
 -
 　
17
 Fuel Level signal input
 Fuel Level Sender (FLS)
18
 Sensor power (+5V)
Accelerator Position Sensor (APS) 2
19
 -
 　
20
 Sensor power (+5V)
Rail Pressure Sensor (RPS)
A/C Pressure Transducer (APT)
21
 -
 　
22
 Wiper switch signal input
 Wiper switch
23
 -
24
 Alternator PWM signal output
 Alternator
25
 -
 　
26
 -
 　
27
 -
 　
28
 -
 　
29
 Ignition switch signal input
 　
30
 Heated Oxygen Sensor  (HO2S) [Bank 1 / Sensor 2] signal input
 Heated Oxygen Sensor  (HO2S) [Bank 1 / Sensor 2]
31
 Accelerator Position Sensor (APS) 2 signal input
 Accelerator Position Sensor (APS) 2
32
 Sensor ground
 Accelerator Position Sensor (APS) 1
33
 -
 　
34
 -
 　
35
 Sensor ground
 Throttle Position Sensor (TPS)
36
 Throttle Position Sensor (TPS) 2 signal input
 Throttle Position Sensor (TPS) 2
37
 -
 　
38
 -
 　
39
 Sensor power (+5V)
Throttle Position Sensor (TPS) 1,2
40
 Sensor power (+5V)
Accelerator Position Sensor (APS) 1
41
 Sensor power (+5V)
Manifold Absolute Pressure Sensor (MAPS)
Fuel Tank Pressure Sensor (FTPS)
42
 Sensor power (+5V)
Camshaft Position Sensor (CMPS) [Bank 1 / Intake]
Camshaft Position Sensor (CMPS) [Bank 1 / Exhaust]
43
 A/C switch input
 Heater & A/C control module
44
 A/C pressure switch
 Heater & A/C control module
45
 A/C Pressure Transducer (APT) signal input
 A/C Pressure Transducer (APT)
46
 Vehicle speed signal input
 Vehicle Speed Sensor
47
 Start relay (High) control output
 Start relay
48
 -
 　
49
 -
 　
50
 -
51
 -
 　
52
 VS-/IP- (Common Ground for VS, IP)
 Heated Oxygen Sensor  [Bank 1/Sensor 1]
53
 Rc/Rp (Pump Cell Voltage)
 Heated Oxygen Sensor  [Bank 1/Sensor 1]
54
 -
 　
55
 -
 　
56
 -
57
 -
 　
58
 Rail Pressure Sensor (RPS) signal input
 Rail Pressure Sensor (RPS)
59
 -
60
 Start signal input
 PDM module
61
 LIN communication signal input
 Battery sensor
62
 -
 　
63
 CAN [Low]
 Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector
64
 Sensor ground
 Camshaft Position Sensor (CMPS) [Bank 1 / Exhaust]
65
 Camshaft Position Sensor (CMPS) [Bank 1 / Exhaust] signal input
 Camshaft Position Sensor (CMPS) [Bank 1 / Exhaust]
66
 -
 　
67
 Crankshaft Position Sensor (CKPS) [B] signal input
 Crankshaft Position Sensor (CKPS)
68
 -
 　
69
 -
 　
70
 -
 　
71
 -
 　
72
 Purge Control Solenoid Valve (PCSV) control output
 Purge Control Solenoid Valve (PCSV)
73
 -
 　
74
 VS+ (NERNST Cell Voltage)
 Heated Oxygen Sensor  [Bank 1/Sensor 1]
75
 Rc (Compensative Resistance)
 Heated Oxygen Sensor  [Bank 1/Sensor 1]
76
 Sensor ground
 Rail Pressure Sensor (RPS)
77
 Sensor ground
 A/C Pressure Transducer (APT)
78
 Sensor ground
 Manifold Absolute Pressure Sensor (MAPS)
79
 Intake Temperature Sensor (IATS) signal input
 Intake Temperature Sensor (IATS)
80
 Manifold Absolute Pressure Sensor (MAPS) signal input
 Manifold Absolute Pressure Sensor (MAPS)
81
Components and Components Location
Components Location 1. Engine Control Module (ECM) 2. Manifold Absolute Pressure Sensor (MAPS) 3. Intake Air Temperature Sensor (IATS) 4. Engine Coolant Temperature Sensor ...

Engine Control Module (ECM). Repair procedures
Removal When replacing the ECM, the vehicle equipped with immobilizer must be performed the procedure as below. ...

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