LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2016 >> Sorento SX, FWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 3.3L >> Engine Control Module (ECM) >> Terminal Function >> Connector [C300-B]
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Connector [C300-B]

Pin No. Description Connected to
1 -  
2 -  
3 -  
4 -  
5 Sensor power (+5V) Camshaft Position Sensor (CMPS) [Bank 1/Intake]
Camshaft Position Sensor (CMPS) [Bank 2/Exhaust]
6 Sensor power (+5V) Throttle Position Sensor (TPS)
7 -  
8 Crank request signal output Power Distribution Module (PDM) [With Button Engine Start System]
Ignition Switch [Without Button Engine Start System]  
9 Barometric Pressure Sensor (BPS) signal input Barometric Pressure Sensor (BPS)
10 CVVT Oil Temperature Sensor (OTS) signal input CVVT Oil Temperature Sensor (OTS)
11 -  
12 Throttle Position Sensor (TPS) 1 signal input Throttle Position Sensor (TPS) 1
13 Manifold Absolute Pressure Sensor (MAPS) signal input Manifold Absolute Pressure Sensor (MAPS)
14 Intake Air Temperature Sensor (IATS) signal input Intake Air Temperature Sensor (IATS)
15 Vehicle speed signal input Power Distribution Module (PDM) [With Button Engine Start System]
ABS/ESP Control Module [Without Button Engine Start System]  
16 Knock Sensor (KS) [Bank 2] [High] signal input Knock Sensor (KS) [Bank 2]
17 Knock Sensor (KS) [Bank 1] [High] signal input Knock Sensor (KS) [Bank 1]
18 Crankshaft Position Sensor (CKPS) [High] signal input Crankshaft Position Sensor (CKPS)
19 Sensor ground CVVT Oil Temperature Sensor (OTS)
20 -  
21 Camshaft Position Sensor (CMPS) [Bank 2/Intake] signal input Camshaft Position Sensor (CMPS) [Bank 2/Intake]
22 -  
23 -  
24 Ignition Coil (Cylinder #1) control output Ignition Coil (Cylinder #1)
25 -  
26 -  
27 -  
28 -  
29 -  
30 -  
31 Sensor ground Throttle Position Sensor (TPS) 1
32 Sensor ground Camshaft Position Sensor (CMPS) [Bank 1/Intake]
Camshaft Position Sensor (CMPS) [Bank 2/Exhaust]  
33 Sensor ground Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2]
34 Throttle Position Sensor (TPS) 2 signal input Throttle Position Sensor (TPS) 2
35 Engine Coolant Temperature Sensor (ECTS) signal input Engine Coolant Temperature Sensor (ECTS)
36 -  
37 -  
38 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] signal input Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
39 Sensor ground Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
40 Sensor Shield Crankshaft Position Sensor (CKPS)
Knock Sensor (KS) #1 [Bank 1]  
Knock Sensor (KS) #2 [Bank 2]  
41 Knock Sensor (KS) [Bank 2] [Low] signal input Knock Sensor (KS) [Bank 2]
42 Knock Sensor (KS) [Bank 1] [Low] signal input Knock Sensor (KS) [Bank 1]
43 Crankshaft Position Sensor (CKPS) [Low] signal input Crankshaft Position Sensor (CKPS)
44 Sensor ground Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
Camshaft Position Sensor (CMPS) [Bank 2/Intake]  
45 -  
46 Camshaft Position Sensor (CMPS) [Bank 2/Exhaust] signal input Camshaft Position Sensor (CMPS) [Bank 2/Exhaust]
47 -  
48 Sensor power (+5V) Barometric Pressure Sensor (BPS)
Manifold Absolute Pressure Sensor (MAPS)  
VCM Position Sensor  
49 Ignition Coil (Cylinder #3) control output Ignition Coil (Cylinder #3)
50 -  
51 -  
52 -  
53 -  
54 -  
55 -  
56 Sensor ground Barometric Pressure Sensor (BPS)
Manifold Absolute Pressure Sensor (MAPS)  
Engine Coolant Temperature Sensor (ECTS)  
57 -  
58 Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2] signal input Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2]
59 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
60 Sensor ground Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
61 -  
62 -  
63 Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1] signal input Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1]
64 Sensor ground Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1]
65 Variable Intake Solenoid (VIS) Valve 1 control output Variable Intake Solenoid (VIS) Valve 1
66 Purge Control Solenoid Valve (PCSV) control output Purge Control Solenoid Valve (PCSV)
67 -  
68 -  
69 Variable Intake Solenoid (VIS) Valve 2 control output Variable Intake Solenoid (VIS) Valve 2
70 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
71 Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input Camshaft Position Sensor (CMPS) [Bank 1/Intake]
72 -  
73 Sensor Power (+5V) Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
Camshaft Position Sensor (CMPS) [Bank 2/Intake]  
74 Ignition Coil (Cylinder #5) control output Ignition Coil (Cylinder #5)
75 -  
76 -  
77 -  
78 -  
79 -  
80 ETC Motor [+] control output ETC Motor
81 ETC Motor [-] control output ETC Motor
82 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
83 Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2] Heater control output Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2]
84 Fuel Pressure Control Valve (FPCV) control output Injector Drive Box (IDB)
85 Injector (Cylinder #2) control output Injector Drive Box (IDB)
86 Injector (Cylinder #5) control output Injector Drive Box (IDB)
87 Injector (Cylinder #3) control output Injector Drive Box (IDB)
88 Injector (Cylinder #6) control output Injector Drive Box (IDB)
89 Injector (Cylinder #4) control output Injector Drive Box (IDB)
90 Injector (Cylinder #1) control output Injector Drive Box (IDB)
91 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
92 Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1] Heater control output Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1]
93 CVVT Oil Control Valve (OCV) [Bank 2/Exhaust] control output CVVT Oil Control Valve (OCV) [Bank 2/Exhaust]
94 CVVT Oil Control Valve (OCV) [Bank 1/Exhaust] control output CVVT Oil Control Valve (OCV) [Bank 1/Exhaust]
95 CVVT Oil Control Valve (OCV) [Bank 2/Intake] control output CVVT Oil Control Valve (OCV) [Bank 2/Intake]
96 CVVT Oil Control Valve (OCV) [Bank 1/Intake] control output CVVT Oil Control Valve (OCV) [Bank 1/Intake]
97 Ignition Coil (Cylinder #2) control output Ignition Coil (Cylinder #2)
98 Ignition Coil (Cylinder #6) control output Ignition Coil (Cylinder #6)
99 Ignition Coil (Cylinder #4) control output Ignition Coil (Cylinder #4)
100 -  

ECM Terminal Input/Output Signal 



Pin No. Description Condition Type Level
1 -      
2 Variable Charge Motion Actuator (VCMA) PWM output Engine Running PWM High: Battery Voltage
Low: 1.1V
3 -      
4 -      
5 Sensor power (+5V) IG OFF DC Max. 0.5V
IG ON 4.75 ~ 5.25V
6 Sensor power (+5V) IG OFF DC Max. 0.5V
IG ON 4.75 ~ 5.25V
7 Throttle Position Sensor PWM signal output      
8 Crank request signal output S/W OFF DC Max. 1.0V
S/W ON Battery Voltage
9 Barometric Pressure Sensor (BPS) signal input IG ON Analog Approx. 4.0V
10 CVVT Oil Temperature Sensor (OTS) signal input IG ON Analog 3.2V at -40°C (-40°F)
0.1V at 150°C (302°F)
11 -      
12 Throttle Position Sensor (TPS) 1 signal input C.T Analog 0.25 ~ 0.9V
W.O.T Min. 4.0V
13 Manifold Absolute Pressure Sensor (MAPS) signal input IG ON Analog Approx. 4.44V
Idle Approx. 0.75V
14 Intake Air Temperature Sensor (IATS) signal input IG ON Analog 3.2V at -40°C (-40°F)
0.05V at 125°C (257°F)
15 Vehicle speed signal input Vehicle Running Pulse High: Battery Voltage
Low: Max. 0.5V
0.7 (1kph)
44
16 Knock Sensor (KS) [Bank 2] [High] signal input Knocking Variable -0.3 ~ 0.3V
Normal Frequency 0V
17 Knock Sensor (KS) [Bank 1] [High] signal input Knocking Variable -0.3 ~ 0.3V
Normal Frequency 0V
18 Crankshaft Position Sensor (CKPS) [High] signal input Idle SINE 0.4
Wave 55
19 Sensor ground Idle DC Max. 0.1V
20 -      
21 Camshaft Position Sensor (CMPS) [Bank 2/Intake] signal input Idle Pulse High: 3.2 ~ Vcc
Low: Max. 0.7V
0
22 -      
23 -      
24 Ignition Coil (Cylinder #1) control output Engine Running Pulse Vpeak = 400V
0
25 -      
26 -      
27 -      
28 -      
29 -      
30 -      
31 Sensor ground Idle DC Max. 0.1V
32 Sensor ground Idle DC Max. 0.1V
33 Sensor ground Idle DC Max. 0.1V
34 Throttle Position Sensor (TPS) 2 signal input C.T Analog Min. 4.0V
W.O.T 0.25 ~ 0.9V
35 Engine Coolant Temperature Sensor (ECTS) signal input IG ON Analog 3.22V at -40°C (-40°F)
0.29V at 125°C (257°F)
36 -      
37 -      
38 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] signal input RICH Analog Min. 0.8V
LEAN Max. 0.1V
39 Sensor ground Idle DC Max. 0.1V
40 Sensor Shield Idle DC Max. 0.1V
41 Knock Sensor (KS) [Bank 2] [Low] signal input Knocking Variable -0.3 ~ 0.3V
Normal Frequency 0V
42 Knock Sensor (KS) [Bank 1] [Low] signal input Knocking Variable -0.3 ~ 0.3V
Normal Frequency 0V
43 Crankshaft Position Sensor (CKPS) [Low] signal input Idle SINE 0.4
Wave 55
44 Sensor ground Idle DC Max. 0.1V
45 -      
46 Camshaft Position Sensor (CMPS) [Bank 2/Exhaust] signal input Idle Pulse High: 3.2 ~ Vcc
Low: Max. 0.7V
0
47 -      
48 Sensor power (+5V) IG OFF DC Max. 0.5V
IG ON 4.75 ~ 5.25V
49 Ignition Coil (Cylinder #3) control output Engine Running Pulse Vpeak = 400V
0
50 -      
51 -      
52 -      
53 -      
54 -      
55 -      
56 Sensor ground Idle DC Max. 0.1V
57 -      
58 Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2] signal input RICH Analog Min. 0.8V
LEAN Max. 0.1V
59 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input RICH Analog Min. 0.8V
LEAN Max. 0.1V
60 Sensor ground Idle DC Max. 0.1V
61 -      
62 -      
63 Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1] signal input RICH Analog Min. 0.8V
LEAN Max. 0.1V
64 Sensor ground Idle DC Max. 0.1V
65 Variable Intake Solenoid (VIS) Valve 1 control output Engine Running PWM High: Battery Voltage
Low: Max. 1.1V
66 Purge Control Solenoid Valve (PCSV) control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
67 -      
68 -      
69 Variable Intake Solenoid (VIS) Valve 2 control output Engine Running PWM High: Battery Voltage
Low: Max. 1.1V
70 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input Idle Pulse High: 3.2 ~ Vcc
Low: Max. 0.7V
0
71 Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input Idle Pulse High: 3.2 ~ Vcc
Low: Max. 0.7V
0
72 -      
73 Sensor Power (+5V) IG OFF DC Max. 0.5V
IG ON 4.75 ~ 5.25V
74 Ignition Coil (Cylinder #5) control output Engine Running Pulse Vpeak = 400V
0
75 -      
76 -      
77 -      
78 -      
79 -      
80 ETC Motor [+] control output Engine Running PWM High: Battery Voltage
Low: Max.1.0V
1, 500
0
81 ETC Motor [-] control output Engine Running PWM High: Battery Voltage
Low: Max.1.0V
1, 500
0
82 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
Heater control output
Engine Running PWM High: Battery Voltage
Low: Max. 1.15V
0
83 Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2] Heater control output Engine Running PWM High: Battery Voltage
Low: Max. 1.15V
0
84 Fuel Pressure Control Valve (FPCV) control output      
85 Injector (Cylinder #2) control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
0
47
86 Injector (Cylinder #5) control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
0
47
87 Injector (Cylinder #3) control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
0
47
88 Injector (Cylinder #6) control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
0
47
89 Injector (Cylinder #4) control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
0
47
90 Injector (Cylinder #1) control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
0
47
91 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output Engine Running PWM High: Battery Voltage
Low: Max. 1.15V
0
92 Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1] Heater control output Engine Running PWM High: Battery Voltage
Low: Max. 1.15V
0
93 CVVT Oil Control Valve (OCV) [Bank 2/Exhaust] control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
Frequency = 128Hz
0
94 CVVT Oil Control Valve (OCV) [Bank 1/Exhaust] control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
Frequency = 128Hz
0
95 CVVT Oil Control Valve (OCV) [Bank 2/Intake] control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
Frequency = 128Hz
0
96 CVVT Oil Control Valve (OCV) [Bank 1/Intake] control output Engine Running PWM High: Battery Voltage
Low: Max. 1.0V
Frequency = 128Hz
0
97 Ignition Coil (Cylinder #2) control output Engine Running Pulse Vpeak = 400V
0
98 Ignition Coil (Cylinder #6) control output Engine Running Pulse Vpeak = 400V
0
99 Ignition Coil (Cylinder #4) control output Engine Running Pulse Vpeak = 400V
0
100 -