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Home >> Kia >> 2012 >> Forte LX, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System >> Engine Control Module (ECM) >> Schematic Diagrams >> ECM Terminal And Input/Output Signal >> ECM Terminal Function
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ECM Terminal Function

Connector (CHG-K) 

PIN DESCRIPTION CHART

Pin No. Description Connected to
1 Power ground Chassis Ground
2 Battery power (B+) Ignition Switch
3 Power ground Chassis Ground
4 Battery power (B+) Main Relay
5 Power ground Chassis Ground
6 Battery power (B+) Battery
7 Wheel Speed Sensor (WSS) (+) signal input Wheel Speed Sensor (WSS) (Without ABS/ESC)
8 -  
9 Fuel Level Sensor (FLS) signal input Fuel Level Sensor (FLS)
10 -  
11 -  
12 Knock Sensor (KS) signal input Knock Sensor (KS)
13 Sensor ground Accelerator Position Sensor (APS) 2
14 Sensor ground Engine Coolant Temperature Sensor (ECTS)
15 Camshaft Position Sensor (CMPS) (Bank 1/Exhaust) signal input Camshaft Position Sensor (CMPS) (Bank 1/Exhaust) (Except 2.0 ULEV)
16 -  
17 Crankshaft Position Sensor (CKPS) signal input Crankshaft Position Sensor (CKPS)
18 Rc/Rp (Pump Cell Voltage) Heated Oxygen Sensor (Bank 1/Sensor 1)
19 VS+ (NERNST Cell Voltage) Heated Oxygen Sensor (Bank 1/Sensor 1)
20 VS-/IP-(Common Ground for VS, IP) Heated Oxygen Sensor (Bank 1/Sensor 1)
21 -  
22 Sensor feedback Variable Charge Motion Actuator (VCMA)
23 Fuel consumption signal output Trip Computer
24 -  
25 Injector (Cylinder #1) control output Injector (Cylinder #1)
26 Injector (Cylinder #3) control output Injector (Cylinder #3)
27 Injector (Cylinder #4) control output Injector (Cylinder #4)
28 Injector (Cylinder #2) control output Injector (Cylinder #2)
29 Wheel Speed Sensor (WSS) (-) signal input Wheel Speed Sensor (WSS) (Without ABS/ESC)
30 Sensor power (+5V) Manifold Absolute Pressure Sensor (MAPS)
31 Manifold Absolute Pressure Sensor (MAPS) signal input Manifold Absolute Pressure Sensor (MAPS)
32 Throttle Position Sensor (TPS) 2 signal input Throttle Position Sensor (TPS) 2
33 Engine Coolant Temperature Sensor (ECTS) signal input Engine Coolant Temperature Sensor (ECTS)
34 Sensor ground Knock Sensor (KS)
35 Accelerator Position Sensor (APS) 2 signal input Accelerator Position Sensor (APS) 2
36 Sensor power (+5V) Accelerator Position Sensor (APS) 2
37 Sensor ground Camshaft Position Sensor (CMPS) (Bank 1/Exhaust) (Except 2.0 ULEV)
38 -  
39 Sensor ground Crankshaft Position Sensor (CKPS)
40 Vehicle speed signal input ABS/ESC Control Unit (With ABS/ESC)
41 -  
42 Rc (Compensative Resistance) Heated Oxygen Sensor (Bank 1/Sensor 1)
43 Sensor power (+5V) A/C Pressure Transducer (APT),
Fuel Tank Pressure Sensor (FTPS),
Variable Charge Motion Actuator (VCMA)
44 Sensor ground Variable Charge Motion Actuator (VCMA)
45 -  
46 Alternator (COM) Alternator
47 -  
48 -  
49 -  
50 Variable Intake Solenoid (VIS) Valve control output Variable Intake Solenoid (VIS) Valve
51 Battery power (B+) Main Relay
52 Sensor ground Fuel Tank Pressure Sensor (FTPS)
53 Intake Air Temperature Sensor (IATS) signal input Intake Air Temperature Sensor (IATS)
54 A/C Pressure Transducer (APT) signal input A/C Pressure Transducer (APT)
55 -  
56 Blower Motor "MAX" Switch signal input A/C Control Module
57 Sensor ground A/C Pressure Transducer (APT)
58 -  
59 Sensor ground Throttle Position Sensor (TPS) 1, 2
60 Sensor power (+5V) Accelerator Position Sensor (APS) 1
61 Sensor ground Accelerator Position Sensor (APS) 1
62 Camshaft Position Sensor (CMPS) (Bank 1/Intake) signal input Camshaft Position Sensor (CMPS) (Bank 1/Intake)
63 Sensor power (+5V) Throttle Position Sensor (TPS) 1, 2
64 Main Relay control output Main Relay
65 Cooling Fan Relay (Low) control output Cooling Fan Relay (Low)
66 CVVT Oil Control (OCV) Valve (Bank 1/Intake) control output CVVT Oil Control Valve (OCV) (Bank 1/Intake)
67 Purge Control Solenoid Valve (PCSV) control output Purge Control Solenoid Valve (PCSV)
68 CVVT Oil Control (OCV) Valve (Bank 1/Exhaust) control output CVVT Oil Control Valve (OCV) (Bank 1/Exhaust) (Except 2.0 ULEV)
69 Immobilizer Lamp control output Immobilizer Lamp (Without Button Engine Start System)
70 Fuel Pump Relay control output Fuel Pump Relay
71 ETC Motor (+) control output ETC Motor
72 ETC Motor (-) control output ETC Motor
73 Fuel Tank Pressure Sensor (FTPS) signal input Fuel Tank Pressure sensor (FTPS)
74 Sensor ground Manifold Absolute Pressure Sensor (MAPS)
75 Immobilizer communication line Immobilizer Control
76 Battery Sensor signal input Battery Sensor
77 CAN (High) Other control module, Data Link Connector (DLC),
Multi-Purpose Check Connector
78 CAN (Low) Other control module, Data Link Connector (DLC),
Multi-Purpose Check Connector
79 -  
80 Throttle Position Sensor (TPS) 1 signal input Throttle Position Sensor (TPS) 1
81 -  
82 Accelerator Position Sensor (APS) 1 signal input Accelerator Position Sensor (APS) 1
83 Sensor ground Camshaft Position Sensor (CMPS) (Bank 1/Intake)
84 Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 2) signal input Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 2)
85 Sensor ground Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 2)
86 Engine speed signal output Tachometer (Cluster)
87 A/C Compressor Relay control output A/C Compressor Relay
88 Cooling Fan Relay (High) control output Cooling Fan Relay (High)
89 Cruise "CRUISE" lamp control output Cruise "CRUISE" Lamp (Cluster)
90 Cruise "SET" lamp control output Cruise "SET" Lamp (Cluster)
91 Canister Close Valve (CCV) control output Canister Close Valve (CCV)
92 Malfunction Indicator Lamp (MIL) control output Malfunction Indicator Lamp (MIL)
93 Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 1) Heater control output Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 1)
94 Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 2) Heater control output Heated Oxygen Sensor (HO2S) (Bank 1/Sensor 2)

Connector (CHG-A) 

PIN DESCRIPTION CHART

Pin No. Description Connected to
1 Ignition Coil (Cylinder #4) control output (With Immobilizer) Ignition Coil (Cylinder #4) (With Immobilizer)
Ignition Coil (Cylinder #1) control output (Without Immobilizer) Ignition Coil (Cylinder #1) (Without Immobilizer)
2 Shield Ignition Coil (Cylinder #1, 2, 3, 4)
3 -  
4 -  
5 -  
6 -  
7 -  
8 -  
9 -  
10 -  
11 -  
12 -  
13 Electrical load (Head Lamp) signal input Head Lamp (Low) Relay
14 Alternator (FR) Alternator
15 Ground Cruise Control Switch
16 Ignition Coil (Cylinder #2) control output (With Immobilizer) Ignition Coil (Cylinder #2) (With Immobilizer)
Ignition Coil (Cylinder #3) control output (Without Immobilizer) Ignition Coil (Cylinder #3) (Without Immobilizer)
17 -  
18 -  
19 -  
20 -  
21 -  
22 -  
23 -  
24 -  
25 -  
26 -  
27 -  
28 -  
29 Brake Switch 1 signal input Brake Switch
30 Cruise Control Switch signal input Cruise Control Switch
31 Ignition Coil (Cylinder #1) control output (With Immobilizer) Ignition Coil (Cylinder #1) (With Immobilizer)
Ignition Coil (Cylinder #4) control output (Without Immobilizer) Ignition Coil (Cylinder #4) (Without Immobilizer)
32 -  
33 -  
34 -  
35 -  
36 -  
37 -  
38 -  
39 -  
40 -  
41 -  
42 A/C Blower Switch signal input A/C Control Module
43 Clutch Switch signal input Clutch Switch
44 Brake Switch 2 signal input Brake Switch
45 Motor (+) control output Variable Charge Motion Actuator (VCMA)
46 Ignition Coil (Cylinder #3) control output (With Immobilizer) Ignition Coil (Cylinder #3) (With Immobilizer)
Ignition Coil (Cylinder #2) control output (Without Immobilizer) Ignition Coil (Cylinder #2) (Without Immobilizer)
47 -  
48 -  
49 -  
50 -  
51 -  
52 -  
53 -  
54 -  
55 -  
56 -  
57 A/C Switch "ON" signal input A/C Control Module
58 Power Steering Pressure Switch signal input Power Steering Pressure Switch (Without MDPS)
59 -  
60 Motor (-) control output Variable Charge Motion Actuator (VCMA)