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Home >> Kia >> 2007 >> Rondo Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Gasoline Engine Control System (G4KC - GSL 2.4L) >> Engine Control System Components >> Engine Control Module (ECM) >> 3. ECM Terminal Input/Output Signal
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3. ECM Terminal Input/Output Signal

CONNECTOR [C301] 

CONNECTOR DESCRIPTION CHART

Pin Description Condition Type Level Test Result
1 Power ground Idle DC Max. 50 mV -
2 Battery voltage supply after ignition switch IG OFF DC Max. 0.5V 175mV
IG ON Battery Voltage 12.37V
3 Power ground Idle DC Max. 50 mV -
4 Battery voltage supply after main relay IG OFF DC Max. 1.0V -25mV
IG ON Battery Voltage 12.58V
5 Power ground Idle DC Max. 50 mV -
6 Battery voltage supply Always Current Below 1.0mA/1.5mA 0.1mA
DC Battery Voltage 13.22V
7 Ignition Coil (Cylinder #4) control output (With immobilizer) Idle Pulse (10.29Hz) 1st voltage: 300~400V 382V
Ignition Coil (Cylinder #1) control output (Without immobilizer) ON voltage: Max. 2V 1.47V
8 Shield Idle DC Max. 50 mV 8.65mV
9 Sensor ground Idle DC Max. 50 mV 12.96mV
10 Mass Air Flow Sensor signal input Idle Analog 0-2.0V 1.18V
3000 RPM 1.0-4.5V 2.09V
11 Throttle Position Sensor #2 signal input C.T Analog Min. 4.0V 4.3V
W.O.T 0.25-0.9V 0.73V
12 Sensor ground Idle DC Max. 50mV 7.65mV
13 Accelerator Position Sensor #2 signal input C.T Analog 0.3-0.9V 330mV
W.O.T 1.5-3.0V 1.93V
14 Sensor ground Idle DC Max. 50 mV 8.97mV
15 Engine Coolant Temperature Sensor signal input Idle DC 0.5V-4.5V 1.39V
16 Sensor ground Idle DC Max. 50 mV 8.5mV
17 Heated Oxygen Sensor (Sensor 1) signal input Engine run DC Rich: 0.6-1.0V 0.784V
Lean: 0-0.4V 0.073V
18 Intake Air Temperature Sensor signal input Idle Analog 0-5.0V 3.2V
19 Sensor ground Idle DC Max. 50mV 9.69mV
20 Accelerator Position Sensor #1 signal input C.T Analog 0.3-0.9V 0.8V
W.O.T 4.0-4.8V 4.0 V
21 Sensor ground Idle DC Max. 50 mV 8.44mV
22 Knock Sensor (KS) signal input Knocking Frequency -0.3~0.3 V -
Normal 0 V -
23 Sensor power (+5V) IG OFF DC Max. 0.5V -50mV
IG ON 4.9-5.1V 4.99V
24 Sensor power (+5V) IG OFF DC Max. 0.5V -50mV
IG ON 4.9-5.1V 4.99V
25 Injector (Cylinder #1) control output Idle Pulse (5.53Hz) High: Battery Voltage 14.33V
Low: Max. 1.0V 0.35V
Peak voltage: Max. 80V 53.8V
26 Injector (Cylinder #3) control output Idle Pulse (5.41 Hz) High: Battery Voltage 14.32V
Low: Max. 1.0V 0.35V
Peak voltage: Max. 80V 53.8V
27 Injector (Cylinder #4) control output Idle Pulse (5.41 Hz) High: Battery Voltage 14.35V
Low: Max. 1.0V 0.37V
Peak voltage: Max. 80V 54.2V
28 Injector (Cylinder #2) control output Idle Pulse (5.41 Hz) High: Battery Voltage 14.36V
Low: Max. 1.0V 0.35V
Peak voltage: Max. 80V 53.8V
29 Ignition coil (Cylinder #2) control output (With immobilizer) Idle Pulse (5.43HZ) 1st voltage: 300~400V 390V
Ignition coil (Cylinder #3) control output (Without immobilizer) ON voltage: Max. 2V 1.06V
30 - - - - -
31 - - - - -
32 - - - - -
33 Fuel Tank Pressure Sensor signal input Idle DC 0.4-4.6V 1.61V
34 Sensor ground Idle DC Max. 50 mV 6.7mV
35 A/C Pressure Transducer signal input Idle DC 0.4~0.6V A/C OFF: 1.22V A/C ON:1.68V
36 Fuel Level Sensor signal input - - - -
37 Sensor ground Idle DC Max. 50 mV 6.32mV
38 Heated Oxygen Sensor (Sensor 2) signal input Engine run Analog Rich: 0.6-1.0V 0.686V
Lean: 0-0.4V 0.06V
39 Sensor ground Idle DC Max. 50 mV 6.31 mV
40 CVVT Oil Temperature Sensor signal input Idle Analog 0.5-4.5V 0.993V
41 Throttle Position Sensor signal input C.T Analog 0.25-0.9V 0.273V
W.O.T Min. 4.0V 4.202V
42 Sensor ground Idle DC Max. 50 mV 5.69mV
43 - - - - -
44 - - - - -
45 - - - - -
46 - - - - -
47 Sensor power (+5V) IG OFF DC Max. 0.5V 0V
IG ON 4.9-5.1V 4.91V
48 Sensor power (+5V) IG OFF DC Max. 0.5V -50mV
IG ON 4.9~5.1 V 4.91V
49 - - - - -
50 - - - - -
51 Ignition coil (Cylinder #1) control output (With immobilizer) Idle Pulse 1st voltage: 300~400V 362V
Ignition coil (Cylinder #4) control output (Without immobilizer) ON voltage: Max. 2V 1.58V
52 - - - - -
53 Vehicle speed signal input Engine run Pulse High: Min. 4.5V 4.75V
Low: Max. 0.5V - 50mV
54 Power Steering Pressure Switch signal input S/W ON DC Max. 0.5V -125mV
S/W OFF Battery Voltage 13.07V
55 Wheel Speed Sensor [+] signal input Engine run (30 KPH) Sine wave 15Hz: Min. 0.13Vpp -
1000Hz: Min. 0.2Vpp -
All: Max. 250Vpp -
56 Wheel Speed Sensor [-] signal input Engine run (30 KPH) Sine wave 15Hz: Min. 0.13Vpp -
1000Hz: Min. 0.2Vpp -
All: Max. 250Vpp -
57 Sensor ground Idle DC Max. 50 mV 6.39mV
58 Cruise Remote Control Switch signal input All Release DC 4.3~4.7V -
Cruise S/W Battery voltage -
Set S/W 0.3~0.7V -
Resume S/W 1.80~2.2V -
Cancel S/W -0.2~0.2V -
59 Ground Idle DC Max. 50 mV -
60 A/C Switch "ON" signal input A/C S/W OFF DC Max. 1.0V -125mV
A/C S/W ON Battery Voltage 12.87V
61 Alternator FR signal input Idle Pulse High: Battery Voltage 13.47V
Low: Max. 1.5V 75mV
62 A/C Thermal Switch signal input A/C S/W OFF DC Max. 1.0V -125mV
A/C S/W ON Battery Voltage 11.67V
63 Fuel consumption signal output Idle Pulse High: Battery Voltage 13.87V
Low: Max. 0.5V 75mV
64 Main Relay control output Relay ON DC Battery Voltage 12.87V
Relay OFF Max. 1.0V 0.875V
65 Cooling Fan Relay [Low] control output Relay OFF Pulse Battery Voltage 14.07V
Relay ON Max. 1.0V 75mV
66 CVVT Oil Control Valve control output Idle Pulse Battery Voltage
Max. 1.0V		 14.87V 75mV
67 Purge Control Solenoid Valve control output Inactive Active Pulse High: Battery Voltage 14.2 V
Low: Max. 10V 64.1 mV
68 - - - - -
69 Immobilizer Lamp control output Lamp OFF DC Battery Voltage 12.07V
Lamp ON Max. 2.0V 75mV
70 Fuel Pump Relay control output Relay OFF DC Battery Voltage 12.67V
Relay ON Max. 1.0V 75mV
71 ETC Motor [A] control output Idle Pulse High: Battery Voltage 14.07V
Low: Max. 1.0V 75mV
72 ETC Motor [B] control output Idle Pulse High: Battery Voltage 14.47V
Low: Max. 1.0V 475mV
73 Ignition coil (Cylinder #3) control output (With immobilizer) Idle Pulse (5.37Hz) 1st voltage: 300~400V 366V
Ignition coil (Cylinder #2) control output (Without immobilizer) ON voltage: Max. 2V 1.63V
74 Brake Switch "Redundant" signal input Release DC Battery Voltage 13.96V
Push Max. 0.5V -25mV
75 Immobilizer communication line Communication after IG ON Pulse High: Min. 8.5V 12.47V
Low: Max. 3.5V 0.275V
76 - - - - -
77 CAN [High] RECESSIVE Pulse 2.0~3.0 V 2.46V
DOMINANT - 2.75~4.5V 3.46V
78 CAN [Low] RECESSIVE Pulse 2.0~3.0 V 2.46V
DOMINANT - 0.5~2.25V 1.46V
79 Sensor ground Idle DC Max. 50 mV 7.95mV
80 Camshaft Position Sensor signal input Idle Pulse High: +5V 4.91V
Low: Max. 0.5V 0.19V
81 Sensor ground Idle DC Max. 50 mV 4.62mV
82 Crankshaft Position Sensor signal input Idle Pulse High: +5V 4.91V
Low: Max. 0.5V -50mV
83 Brake Switch signal input Release DC Max. 0.5V -125mV
Push Battery Voltage 13.07V
84 Clutch Switch signal input Release DC Max. 0.5V -
Push Battery Voltage -
85 Throttle Position Sensor signal (PWM) output Idle Pulse High: Battery Voltage 12.67V
Low: 0~0.5V 75mV
86 Engine Speed signal output Idle Pulse High: Battery Voltage
Low: Max. 0.5V
Idle: 20~26 Hz		 13.87V-125mV
Idle: 21.73 Hz
87 A/C Compressor Relay control output A/C OFF DC Battery Voltage 14.07V
A/C ON Max. 1.0V 75mV
88 Cooling Fan Relay [High] control output Relay OFF DC Battery Voltage 13.97V
Relay ON Max. 1.0V 0.175V
89 Cruise "MAIN" Lamp control output Lamp OFF DC Battery Voltage -
Lamp ON Max. 1.0V -
90 Cruise "SET" Lamp control output Lamp OFF DC Battery Voltage -
Lamp ON Max. 1.0V -
91 Canister Close Valve control output - - - -
92 Malfunction Indicator Lamp (MIL) control output MIL OFF DC Battery Voltage 13.57V
MIL ON - Max. 1.0V -25mV
93 Heated Oxygen Sensor (Sensor 1) Heater control output Engine run Pulse High: Battery Voltage 13.97V
Low: Max. 1.0V 0.375V
94 Heated Oxygen Sensor (Sensor 2) Heater control output Engine run Pulse High: Battery Voltage 13.95V
Low: Max. 1.0V 0.15V
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