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Home >> Kia >> 2011 >> Optima SX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.0L >> Engine Control Module (ECM) >> Schematic Diagrams >> ECM Terminal And Input/Output signal >> ECM Terminal Function
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ECM Terminal Function

Connector (CHTG-AG) 

PIN DESCRIPTION CHART

Pin No. Description Connected to
1 Ignition Coil (Cylinder #2) control output (Without Smart Key) Ignition Coil (Cylinder #2)
  Ignition Coil (Cylinder #3) control output (Smart Key) Ignition Coil (Cylinder #3)
2 -  
3 -  
4 -  
5 ETC Motor (+) control output ETC Motor
6 ETC Motor (-) control output ETC Motor
7 -  
8 -  
9 -  
10 -  
11 -  
12 Sensor power (+5V) Electric Waste Gate Actuator (EWGA)
Rail Pressure Sensor (RPS)
A/C Pressure Transducer (APT)
Manifold Absolute Pressure Sensor (MAPS) #2
Fuel Tank Pressure Sensor (FTPS)
13 -  
14 Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 2) signal input Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 2)
15 -  
16 Electric Waste Gate Actuator (EWGA) Feed beck signal Electric Waste Gate Actuator (EWGA)
17 CVVT Oil Temperature Sensor (OTS) signal input CVVT Oil Temperature Sensor (OTS)
18 Manifold Absolute Pressure Sensor (MAPS)#2 signal input Manifold Absolute Pressure Sensor (MAPS)#2
19 -  
20 Fuel Tank Pressure Sensor (FTPS) signal input Fuel Tank Pressure Sensor (FTPS)
21 Electric Waste Gate Actuator (EWGA) DC Motor output (-) Electric Waste Gate Actuator (EWGA)
22 Ignition Coil (Cylinder #4) control output (Without Smart Key) Ignition Coil (Cylinder #4)
Ignition Coil (Cylinder #1) control output (Smart Key) Ignition Coil (Cylinder #1)
23 -  
24 -  
25 -  
26 -  
27 -  
28 -  
29 -  
30 -  
31 -  
32 -  
33 Sensor power (+5V) Throttle Position Sensor (TPS) 1, 2
34 -  
35 Sensor ground Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 2)
36 -  
37 Sensor ground Electric Waste Gate Actuator (EWGA)
38 -  
39 Rail Pressure Sensor (RPS) signal input Rail Pressure Sensor (RPS)
40 -  
41 Sensor ground Fuel Tank Pressure Sensor (FTPS)
42 Electric Waste Gate Actuator (EWGA) DC Motor output (+) Electric Waste Gate Actuator (EWGA)
43 -  
44 -  
45 -  
46 -  
47 -  
48 -  
49 -  
50 -  
51 -  
52 -  
53 -  
54 Sensor ground Throttle Position Sensor (TPS) 1, 2
55 Sensor ground Accelerator Position Sensor (APS) 2
56 Sensor ground Accelerator Position Sensor (APS) 1
57 Immobilizer communication line Smart Key Control Module (Smart Key)
Immobilizer Control Module (Immobilizer)
58 Sensor ground CVVT Oil Temperature Sensor (OTS)
59 Intake Air Temperature Sensor (IATS) signal input Intake Air Temperature Sensor (IATS)
60 Sensor ground Rail Pressure Sensor (RPS)
61 Sensor ground Manifold Absolute Pressure Sensor (MAPS)
Intake Air Temperature Sensor (IATS)
62 Sensor ground Engine Coolant Temperature Sensor (ECTS)
63 Engine Coolant Temperature Sensor (ECTS) signal input Engine Coolant Temperature Sensor (ECTS)
64 Ignition Coil (Cylinder #3) control output (Without Smart Key) Ignition Coil (Cylinder #3)
Ignition Coil (Cylinder #2) control output (Smart Key) Ignition Coil (Cylinder #2)
65 -  
66 -  
67 -  
68 -  
69 -  
70 -  
71 -  
72 -  
73 -  
74 -  
75 Throttle Position Sensor (TPS) 2 signal input Throttle Position Sensor (TPS) 2
76 Accelerator Position Sensor (APS) 2 signal input Accelerator Position Sensor (APS) 2
77 Accelerator Position Sensor (APS) 1 signal input Accelerator Position Sensor (APS) 1
78 -  
79 -  
80 Sensor ground A/C Pressure Transducer (APT)
81 Sensor ground Manifold Absolute Pressure Sensor (MAPS) #2
82 Manifold Absolute Pressure Sensor (MAPS) signal input Manifold Absolute Pressure Sensor (MAPS)
83 Rc/Rp (Pump Cell Voltage) Heated Oxygen Sensor (Bank 1/Sensor 1)
84 VS-/IP- (Common Ground for VS, IP) Heated Oxygen Sensor (Bank 1/Sensor 1)
85 Ignition Coil (Cylinder #1) control output (Without Smart Key) Ignition Coil (Cylinder #1)
Ignition Coil (Cylinder #4) control output (With Smart Key) Ignition Coil (Cylinder #4)
86 -  
87 -  
88 -  
89 -  
90 -  
91 -  
92 -  
93 -  
94 -  
95 -  
96 Throttle Position Sensor (TPS) 1 signal input Throttle Position Sensor (TPS) 1
97 Sensor power (+5V) Accelerator Position Sensor (APS) 2
98 Sensor power (+5V) Accelerator Position Sensor (APS) 1
99 -  
100 -  
101 A/C Pressure Transducer (APT) signal input A/C Pressure Transducer (APT)
102 -  
103 Sensor power (+5V) Manifold Absolute Pressure Sensor (MAPS)
104 Rc (Compensative Resistance) Heated Oxygen Sensor (Bank 1/Sensor 1)
105 VS+ (NERNST Cell Voltage) Heated Oxygen Sensor (Bank 1/Sensor 1)

Connector (CHTG-BG) 

PIN DESCRIPTION CHART

Pin No. Description Connected to
1 ECM ground Chassis ground
2 ECM ground Chassis ground
3 Battery power (B+) Main Relay
4 ECM ground Chassis ground
5 Battery power (B+) Main Relay
6 Battery power (B+) Main Relay
7 -  
8 Crankshaft Position Sensor (CKPS) signal input Crankshaft Position Sensor (CKPS)
9 -  
10 Brake Switch 2 signal input Brake Switch
11 -  
12 -  
13 -  
14 Electrical load (wiper) signal input Wiper Relay
15 Electrical load signal input (FR) Alternator
16 Alternator PWM signal output (COM) Alternator
17 -  
18 Cooling Fan Relay (High) control output Cooling Fan Relay (High)
19 Immobilizer Lamp control output Immobilizer Lamp (Without Button Engine Start System)
20 -  
21 -  
22 Injector (Cylinder #2) (High) control output Injector (Cylinder #2)
23 Injector (Cylinder #2) (Low) control output Injector (Cylinder #2)
24 -  
25 Sensor ground Crankshaft Position Sensor (CKPS)
26 -  
27 Brake Switch 1 signal input Brake Switch
28 -  
29 Camshaft Position Sensor (CMPS) (Bank 1/Intake) signal input Camshaft Position Sensor (CMPS) (Bank 1/Intake)
30 Camshaft Position Sensor (CMPS) (Bank 1/Exhaust) signal input Camshaft Position Sensor (CMPS) (Bank 1/Exhaust)
31 -  
32 LIN communication signal input Battery Sensor
33 Cooling Fan Relay (Low) control output Cooling Fan Relay (Low)
34 -  
35 -  
36 -  
37 -  
38 -  
39 Injector (Cylinder #3) (High) control output Injector (Cylinder #3)
40 Injector (Cylinder #3) (Low) control output Injector (Cylinder #3)
41 Battery power (B+) Ignition Switch
42 -  
43 -  
44 Sensor shield Knock Sensor (KS)
45 Sensor ground Knock Sensor (KS)
46 Sensor ground Camshaft Position Sensor (CMPS) (Bank 1/Intake)
47 Sensor ground Camshaft Position Sensor (CMPS) (Bank 1/Exhaust)
48 -  
49 -  
50 -  
51 -  
52 -  
53 Main Relay control output Main Relay
54 -  
55 -  
56 Injector (Cylinder #4) (High) control output Injector (Cylinder #4)
57 Injector (Cylinder #4) (Low) control output Injector (Cylinder #4)
58 Battery power (B+) Battery
59 -  
60 CAN (Low) Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector
61 -  
62 Knock Sensor (KS) signal input Knock Sensor (KS)
63 Clutch Switch signal input Clutch Switch (M/T)
64 -  
65 -  
66 -  
67 -  
68 -  
69 Starter Relay control output Starter Relay (With Smart Key)
70 Fuel Pump Relay control output Fuel Pump Relay
71 Engine speed signal output Smart Key Control Module
72 RCV Control Solenoid Valve control output RCV Control Solenoid Valve
73 Injector (Cylinder #1) (High) control output Injector (Cylinder #1)
74 Injector (Cylinder #1) (Low) control output Injector (Cylinder #1)
75 Battery power (B+) Battery
76 -  
77 CAN (High) Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector
78 Vehicle speed signal input ESC Control Unit (With ESC)
79 -  
80 -  
81 -  
82 Starter Control Switch signal input Smart Key Control Module (With Smart Key)
83 Fuel Level Sender (FLS) signal input Fuel Level Sender (FLS)
84 CVVT Oil Control Valve (OCV) (Bank 1/Exhaust) control output CVVT Oil Control Valve (OCV) (Bank 1/Exhaust)
85 CVVT Oil Control Valve (OCV) (Bank 1/Intake) control output CVVT Oil Control Valve (OCV) (Bank 1/Intake)
86 Purge Control Solenoid Valve (PCSV) control output Purge Control Solenoid Valve (PCSV)
87 Canister Close Valve (CCV) control output Canister Close Valve (CCV)
88 Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 1) Heater control output Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 1)
89 Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 2) Heater control output Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 2)
90 Fuel Pressure Regulator Valve (High) control output Fuel Pressure Regulator Valve
91 Fuel Pressure Regulator Valve (Low) control output Fuel Pressure Regulator Valve