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Home >> Kia >> 2021 >> Rio LX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System >> Engine Control Module (ECM) >> Schematic Diagrams >> ECM Terminal And Input/Output Signal [M/T] >> ECM Terminal Function (M/T)
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ECM Terminal Function (M/T)

Connector [A] 

Pin No Description
1 -
2 -
3 Injector (Cylinder #1-1) [Low] control output
4 Injector (Cylinder #1-2) [Low] control output
5 -
6 -
7 -
8 -
9 -
10 -
11 Electric EGR Control Valve ground
12 Engine Coolant Temperature Sensor (ECTS) #2 ground
13 Ignition Coil (Cylinder #1) control output
14 -
15 Ignition Coil (Cylinder #4) control output
16 Thermal Management Module (TMM) Motor ground
17 -
18 Engine Coolant Temperature Sensor (ECTS) #1 ground
19 -
20 Ignition Coil (Cylinder #3) control output
21 Sensor power (+5V) (MAPS, CKPS, EEGR)
22 ETC Motor [-] control output
23 ETC Motor [+] control output
24 Fuel Pump Relay control output [NON-Smart key]
Canister Close Valve (CCV) signal input [Smart key]
25 -
26 Injector (Cylinder #2-2) [Low] control output
27 Variable Force Solenoid (VFS) [Bank 1/Exhaust] control output
28 Injector (Cylinder #4-2) [Low] control output
29 -
30 Mass Air Flow Sensor (MAFS) ground
31 -
32 -
33 Engine Coolant Temperature Sensor (ECTS) #1 signal input
34 Manifold Absolute Pressure Sensor (MAPS) signal input
35 A/C Pressure Transducer (APT) ground
36 Throttle Position Sensor (TPS) 1, ground
37 Manifold Absolute Pressure Sensor (MAPS) ground
38 -
39 Ignition Coil (Cylinder #2) control output
40 Sensor power (+5V) (FTPS)
41 Sensor power (+5V) ((APT, Battery sensor)
42 Sensor power (+5V) (CMPS [Bank 1/Intake, Exhaust])
43 Electric EGR Control Valve Motor (+)
44 Thermal Management Module (TMM) Motor (-)
45 -
46 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output
47 -
48 Fuel Pump Relay control output [Smart key]
Canister Close Valve (CCV) signal input [NON-Smart key]
49 -
50 Injector (Cylinder #3-1) [Low] control output
51 -
52 -
53 Injector (Cylinder #3-2) [Low] control output
54 -
55 -
56 -
57 Intake Air Temperature Sensor (IATS) signal input
58 Crankshaft Position Sensor (CKPS) signal input
59 Crankshaft Position Sensor (CKPS) ground
60 Engine Coolant Temperature Sensor (ECTS) #2 signal input
61 -
62 -
63 A/C Pressure Transducer (APT) signal input
64 Electric EGR Control Valve Motor (-)
65 Thermal Management Module (TMM) Motor (+)
66 -
67 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output
68 Variable Force Solenoid (VFS) [Bank 1/Intake] control output
69 Variable Intake Solenoid (VIS) Valve control output
70 Injector (Cylinder #2-1) [Low] control output
71 Purge Control Solenoid Valve (PCSV) control output
72 Injector (Cylinder #4-1) [Low] control output
73 -
74 A/C Compressor Relay control output
75 -
76 -
77 -
78 -
79 -
80 -
81 Thermal Management Module (TMM) Motor signal input
82 Electric EGR Control Valve signal input
83 Throttle Position Sensor (TPS) 1 signal input
84 Throttle Position Sensor (TPS) 2 signal input

Connector [B] 

Pin No Description
1 -
2 -
3 -
4 -
5 -
6 -
7 Sensor power (+5V) (MAFS, TMM)
8 Sensor power (+5V) (APS #2)
9 -
10 Fuel Tank Pressure Sensor (FTPS) ground
11 -
12 -
13 Accelerator Position Sensor (APS) #1 ground
14 -
15 -
16 -
17 -
18 -
19 -
20 Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input
21 -
22 Ignition Coil (Cylinder #1) [High Energy Coil] feed back signal input
23 Ignition Coil (Cylinder #3) [High Energy Coil] feed back signal input
24 -
25 Accelerator Position Sensor (APS) #2 ground
26 Sensor power (+5V) (APS #1)
27 Sensor power (+5V) (ETC)
28 Mass Air FlowSensor (MAFS) signal input
29 -
30 -
31 Fuel Tank Pressure Sensor (FTPS) signal input
32 -
33 -
34 Fuel Tank Level Sender signal input
35 Accelerator Position Sensor (APS) #2 signal input
36 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] ground
37 -
38 -
39 -
40 Ignition Coil (Cylinder #2) [High Energy Coil] feed back signal input
41 -
42 -
43 P-CAN [Low]
44 -
45 -
46 -
47 Accelerator Position Sensor (APS) #1 signal input
48 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] ground
49 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input
50 Knock Sensor (KS) signal input
51 Knock Sensor (KS) ground
52 -
53 -
54 -
55 -
56 -
57 Ignition Coil (Cylinder #4) [High Energy Coil] feed back signal input
58 -
59 LIN (Local Interconnect Network) signal input
60 P-CAN [High]
61 Camshaft Position Sensor (CMPS) [Bank 1/Intake] ground
62 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] VS+ (NERNST Cell Voltage)
63 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] VS-/IP- (Common ground)
64 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Rc/Rp (Pump Cell Voltage)
65 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Rc (Compensative Resistance)
66 C-CAN [High]
67 C-CAN [Low]
68 -
69 -
70 -
71 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input
72 -
73 -
74 -