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Home >> Kia >> 2009 >> Spectra5 2.0 1, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls - Fuel System >> Engine Control Module (ECM) >> Specification >> ECM Terminal Input/Output Signal
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ECM Terminal Input/Output Signal

PIN DESCRIPTION

Pin No. Description Input, Output Value Vehicle State Test Result
Type Range
1 ECU ground Static Signal 0-0.5V Always 0.3V
2 Power stage ground Static Signal 0-0.5V Always 0.3V
3 Direct battery voltage supply Static Signal Vbatt Others 12.5 V (Vbatt Level)
Running 13.7 V (Vbatt Level)
4 Ignition coil output 1,4 Pulse
G06400440Courtesy of KIA MOTORS AMERICA, INC.
 Engine run High: 14.03V
Low: 0.78-1.13V
Peak voltage: 348V
Idle : 17.2Hz
5 Ignition coil output 2,3 Pulse
G06400441Courtesy of KIA MOTORS AMERICA, INC.
 Engine run High: 14.03V
Low: 0.78-1.13V
Peak voltage: 348V
Idle : 17.2Hz
6 CAN LOW DC 2.0-3.0V Recessive  
PWM 0.5-2.25V Dominant
G06400442Courtesy of KIA MOTORS AMERICA, INC.
7 CAN HIGH DC 2.0-3.0V Recessive  
PWM 2.75-4.5V Dominant
G06400443Courtesy of KIA MOTORS AMERICA, INC.
8 HO2S Heater (B1/S1) PWM
G06400444Courtesy of KIA MOTORS AMERICA, INC.
 Engine run High: 14.01V
Low: 0.4V
Frequency:10Hz
9 HO2S Heater (B1/S2) PWM
G06400445Courtesy of KIA MOTORS AMERICA, INC.
 Engine run High: 14.01V
Low: 0.4V
Frequency:10Hz
10 Knock Sensor Input Frequency -0.5-0.7V 0V Knocking normal 0.3V 0V
11 CVVT Oil Control Valve output PWM
G06400446Courtesy of KIA MOTORS AMERICA, INC.
 Engine run High: 14.01V
Low: 0.4V
Frequency: 300Hz
12 Not connected        
13 Not connected        
14 Battery Voltage Supply after Main Relay DC Vbatt IG ON 12.7V
0-0.5V IG OFF 0.3V
15 Not connected        
16 Not connected        
17 Wheel Speed Sensor (-) Sensor signal Approximately 50 RPM: 37Hz, 236mV
100 RPM: 76Hz, 376mV
1000 RPM: 769Hz, 1.64V		 Vehicle run
G06400447Courtesy of KIA MOTORS AMERICA, INC.
18 Wheel Speed Sensor (+) Sensor signal Approximately 50 RPM: 37Hz, 236mV
100 RPM: 76Hz, 376mV
1000 RPM: 769Hz, 1.64V		 Vehicle run
G06400448Courtesy of KIA MOTORS AMERICA, INC.
19 Linear lambda VG Complex Signal      
20 Not connected        
21 Battery Voltage Supply after Main Relay Static Signal Vbatt IG ON 12.7V
0-0.5V IG OFF 0.3V
22 Battery Voltage Supply after Ignition Key Static Signal Vbatt IG ON 12.7V
0-0.5V IG OFF 0.3V
23 Injector output (cyl. 4) Frequency
G06400449Courtesy of KIA MOTORS AMERICA, INC.
 Idle: 6.25Hz
3000 RPM: 12.6Hz		 High: 14.01V
Low: 0.3V
Peak voltage: 58V
24 Injector output (cyl. 1) Frequency
G06400450Courtesy of KIA MOTORS AMERICA, INC.
 Idle: 6.25Hz
3000 RPM: 12.6Hz		 High: 14.01V
Low: 0.3V
Peak voltage: 58V
25 Spare Sensor supply Static Signal Vcc IG ON 5V
0-0.5V IG OFF 0.3V
26 Purge Control Solenoid Valve (PCSV) PWM output PWM Pulse
G06400451Courtesy of KIA MOTORS AMERICA, INC.
 Inactive Active (after warm up & racing) High: 14.01V
Low: 0.3V
Frequency: 20Hz
27 Crankshaft Position Sensor ground Static Signal 0-0.5V Always 0.2 V
28 Not connected        
29 Crankshaft Position Sensor input Frequency
G06400452Courtesy of KIA MOTORS AMERICA, INC.
 Idle: 740Hz 5V
3000 RPM: 3126Hz 0.3V
30 Camshaft Position Sensor ground Static Signal   Always  
31 Engine Coolant Temperature Sensor input Analog -40 °C-293 °C
4.9V-0.322V		 176°C 1.25V
32 Throttle Position Sensor input Analog 0.25-0.8V Idle 0.3V
4.15-4.7V W.O.T 4.16V
33 Fuel Tank Pressure Sensor input Analog   Engine run 2.3V
34 Fuel Tank Pressure Sensor ground Static Signal 0-0.5V Always 0.3V
35 Not connected        
36 Not connected        
37 HO2S (B1/S2) ground Static Signal 0-0.5V Always 0.3V
38 Throttle Position Sensor ground Static Signal 0-0.5V Always 0.3V
39 Vehicle Speed Sensor input Pulse
G06400453Courtesy of KIA MOTORS AMERICA, INC.
 Vehicle run High : 5V
Low : 0.9V
40 Linear lambda VIP Complex Signal      
41 Linear lambda VN Complex Signal      
42 HO2S (B1/S2) input Analog Pulse
G06400454Courtesy of KIA MOTORS AMERICA, INC.
 3000 RPM
After warm up		 0.8V
0.1V
Frequency: 1.1Hz
43 Not Connected        
44 MAFS, IATS supply Static Signal 5V IG ON 5.1V
0-0.5V IG OFF 0.3V
45 Throttle Position Sensor supply Static Signal 5V IG ON 4.9V
0-0.5V IG OFF 0.4V
46 Spare Sensor supply 2 Static Signal 5V IG ON 5V
0-0.5V IG OFF 0.3V
47 Immobilizer Data Line Pulse
G06400455Courtesy of KIA MOTORS AMERICA, INC.
 IG ON High: 14V
Low: 0.5V
48 MAFS, IATS ground Static Signal 0-0.5V Always 0.4V
49 Not connected        
50 Air Conditioner Compressor Switch input DC Vbatt SW ON 13V
0-0.5V SW OFF 0.3V
51 Air Conditioner Pressure switch input DC Vbatt SW ON 12.9V
0-0.5V SW OFF 0.4V
52 Oil Temperature Sensor input Analog -40°C to 266°C 4.9V-0.4V 183.2 °C 1.29V
53 Linear Lambda VRC Complex Signal      
54 Knock Sensor ground Static Signal 0-0.5V Always 0.3V
55 Ignition shield ground Static Signal 0-0.5V Always 0.3V
56 Intake Air Temperature Sensor input Analog -40°C to 266°C 4.9V-0.34V Idle 2.3V
57 Not connected        
58 Air Conditioner Request Switch input DC Vbatt SW ON 12.9V
0-0.5V SW OFF 0.4V
59 Sensor ground Static Signal 0-0.5V Always 0.3V
60 Mass Air Flow Sensor signal input Analog   Idle 1.0V
  3000 RPM 2.3V
61 Injector output (cyl.3) Frequency
G06400456Courtesy of KIA MOTORS AMERICA, INC.
 Idle: 6.25Hz
3000 RPM: 12.6Hz		 High: 14.01V
Low: 0.3V
Peak voltage: 58V
62 Injector output (cyl.2) Frequency
G06400457Courtesy of KIA MOTORS AMERICA, INC.
 Idle: 6.25Hz
3000 RPM: 12.6Hz		 High: 14.01V
Low: 0.3V
Peak voltage: 58V
63 Not connected        
64 Cooling Fan Relay - High control output DC Vbatt SW OFF 12.9V
  SW ON 0.4V
65 Cooling Fan Relay - Low control output DC Vbatt SW OFF 13V
  SW ON 0.5V
66 Engine Speed signal output Frequency
G06400458Courtesy of KIA MOTORS AMERICA, INC.
 Engine run High: 10.5V
Low: 0.4V
Idle: 24.7Hz
3000 RPM: 104.6Hz
67 Main Relay control output DC 0-1V IG ON 0.9V
Vbatt IG OFF 13.5V
68 Air Conditioner Compressor Relay control output DC 0-0.5V A/C ON 0.2V
Vbatt A/C OFF 12.5V
69 Fuel Pump Relay control output DC Vbatt IG ON 13.08V
0-0.5V Idle 0.3V
70 Malfunction Indicator Lamp (MIL) output DC 0-0.5V IG ON 0.4V
Vbatt Vbatt 13.6V
71 Immobilizer ground Static Signal 0-0.5V Always 0.4V
72 Camshaft Position Sensor input Frequency
G06400459Courtesy of KIA MOTORS AMERICA, INC.
 Idle: 6.3 Hz
3000 RPM: 25 Hz		 High: 5V
Low: 0.6V
73 Engine Coolant Temperature Sensor ground Static Signal 0-0.5V Always 0.4V
74 Throttle Position PWM output PWM
G06400460Courtesy of KIA MOTORS AMERICA, INC.
 Engine run High: 12.75V
Low: 0.5V
Frequency: 100Hz
C.T: 5% duty
W.O.T : 90% duty
75 Fuel Consumption signal output PWM
G06400461Courtesy of KIA MOTORS AMERICA, INC.
 Engine run High: 12.75V
Low: 0.5V
Frequency: 100Hz
76 Oil Temperature Sensor ground Static Signal 0-0.5V Always 0.4V
77 Diagnosis line (k-line) Pulse
G06400462Courtesy of KIA MOTORS AMERICA, INC.
 IG ON High: 14V
Low: 0.5V
78 Idle Speed Control Actuator PWM output 2 PWM
G06400463Courtesy of KIA MOTORS AMERICA, INC.
 Idle High : 15V
Low : 0.3V
Frequency: 250Hz
79 Canister Close Valve output PWM Pulse
G06400464Courtesy of KIA MOTORS AMERICA, INC.
 Engine run High: 14.01V
Low: 0.3V
Peak voltage: 58V
Frequency: 10Hz
80 Idle Speed Control Actuator PWM output 1 PWM
G06400465Courtesy of KIA MOTORS AMERICA, INC.
 Idle High: 15V
Low: 0.3V
Frequency: 250Hz
81 Malfunction Indicator Lamp output DC 0-0.5V IG ON 0.4V
Vbatt Cranking 13.6V
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