Engine Control Module (ECM)
- Harness Connector
- Terminal Function
Connector [CBG-K]
CONNECTOR PIN REFERENCE CHARTPin No. Description Connected to 1 Power Ground Chassis Ground 2 Battery voltage supply after ignition switch Ignition Switch 3 Power Ground Chassis Ground 4 Battery voltage supply after main relay Main Relay 5 ECM Ground Chassis Ground 6 Battery Power Battery 7 Ignition Coil (Cylinder #1,4) control output Ignition Coil (Cylinder #1,4) 8 Shield Ignition Coil 9 Sensor ground Mass Air Flow Sensor (MAFS) 10 Mass Air Flow Sensor signal input Mass Air Flow Sensor (MAFS) 11 - 12 Ground Immobilizer Control Module 13 A/C Pressure Transducer signal input A/C Pressure Transducer (APT) 14 Sensor ground Engine Coolant Temperature Sensor (ECTS) 15 Engine Coolant Temperature Sensor signal input Engine Coolant Temperature Sensor (ECTS) 16 - 17 - 18 Intake Air Temperature Sensor signal input Intake Air Temperature Sensor (IATS) 19 - 20 - 21 Sensor ground Knock Sensor (KS) 22 Knock Sensor signal input Knock Sensor (KS) 23 Sensor power (+5V) Throttle Position Sensor (TPS) 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 Ignition Coil (Cylinder #2,3) control output Ignition Coil (Cylinder #2,3) 30 - 31 - 32 - 33 Fuel Tank Pressure Sensor signal input Fuel Tank Pressure Sensor (FTPS) 34 Sensor ground Fuel Tank Pressure Sensor (FTPS) 35 - 36 - 37 Sensor ground CVVT Oil Temperature Sensor (OTS) 38 Heated Oxygen Sensor (B1/S2) signal input Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] 39 Sensor ground Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] 40 CVVT Oil Temperature Sensor signal input CVVT Oil Temperature Sensor (OTS) 41 Throttle Position Sensor signal input Throttle Position Sensor (TPS) 42 Sensor ground Throttle Position Sensor (TPS) 43 VS+ (NERNST Cell Voltage) Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] 44 VS-/IP- (Common Ground for VS, IP) Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] 45 Rc/Rp (Pump Cell Voltage) Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] 46 Rc (Compensative Resistance) Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] 47 Sensor power (+5V) A/C Pressure Transducer (APT) 48 Sensor power (+5V) Fuel Tank Pressure Sensor (FTPS) 49 - 50 - 51 - 52 - 53 Vehicle speed signal input ABS/ESP Control Module [With ABS/ESC] 54 - 55 Wheel Speed Sensor [A] signal input Wheel Speed Sensor (WSS)[Without ABS/ESC] 56 Wheel Speed Sensor [B] signal input Wheel Speed Sensor (WSS)[Without ABS/ESC] 57 Sensor ground A/C Pressure Transducer (APT) 58 - 59 - 60 A/C switch "ON" signal input A/C Switch 61 - 62 A/C thermal switch signal input A/C Thermal Switch 63 Fuel consumption signal output Trip Computer 64 Main Relay control output Main Relay 65 Cooling Fan Relay [Low] control output Cooling Fan Relay [Low] 66 CVVT Oil Control Valve control output CVVT Oil Control Valve (OCV) 67 Purge Control Solenoid Valve control output Purge Control Solenoid Valve (PCSV) 68 - 69 Immobilizer lamp control output Immobilizer Lamp 70 Fuel Pump Relay control output Fuel Pump Relay 71 - 72 - 73 Battery voltage supply after main relay Main Relay 74 Alternator load signal input Alternator 75 Immobilizer communication line Immobilizer Control Module 76 - 77 CAN [HIGH] Other control module 78 CAN [LOW] Other control module 79 Sensor ground Camshaft Position Sensor (CMPS) 80 Camshaft Position Sensor signal input Camshaft Position Sensor (CMPS) 81 Sensor ground Crankshaft Position Sensor (CKPS) 82 Crankshaft Position Sensor signal input Crankshaft Position Sensor (CKPS) 83 - 84 Clutch Switch signal input Clutch Switch 85 - 86 Engine speed signal output Cluster (Tachometer) 87 A/C Compressor Relay control output A/C Compressor Relay 88 Cooling Fan Relay [High] control output Cooling Fan Relay [High] 89 Idle Speed Control Actuator [OPEN] control output Idle Speed Control Actuator (ISCA) 90 Idle Speed Control Actuator [CLOSE] control output Idle Speed Control Actuator (ISCA) 91 Canister Close Valve control output Canister Close Valve (CCV) 92 Malfunction Indicator Lamp (MIL) control output Cluster (Malfunction Indicator Lamp) 93 Heated Oxygen Sensor (B1/S1) Heater control output Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] 94 Heated Oxygen Sensor (B1/S2) Heater control output Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] - Terminal Input/output Signal
Connector [CBG-K]
CONNECTOR PIN REFERENCE CHARTPin No. Description Condition Type Level Test Result 1 Power Ground Idle DC Max. 50mV 2 Battery voltage supply after ignition switch IG OFF DC Max. 1.0V 1.18mV IG ON Battery Voltage 12.7V 3 Power Ground Idle DC Max. 50mV -4.37mV 4 Battery voltage supply after main relay IG OFF DC Max. 1.0V -5.1mV IG ON Battery Voltage 12.3V 5 ECM Ground Idle DC Max. 50mV 10.1mV 6 Battery Power Always DC Battery Voltage 12.2V 7 Ignition Coil (Cylinder #1,4) control output Idle Pulse 1st Voltage: 300 ~ 400V 372V ON Voltage: Max. 2.0V 1.6V 8 Shield Idle DC Max. 50mV 18.3mV 9 Sensor ground Idle DC Max. 50mV 18.7mV 10 Mass Air Flow Sensor signal input Idle DC 0 ~ 2.0V 1.1V 3,000 rpm 1.0 ~ 4.5V 1.85V 11 - 12 Ground Idle DC Max. 50mV 13 A/C Pressure Transducer signal input Idle DC 0.4 ~ 4.6V A/C OFF:1.18V
A/C ON:1.48V14 Sensor ground Idle DC Max. 50mV 13.0mV 15 Engine Coolant Temperature Sensor signal input Idle DC 0.5 ~ 4.5V 1.84V 16 Sensor ground Idle DC Max. 50mV 17 - 18 - 19 - 20 - 21 Sensor ground Idle DC Max. 50mV 22 Knock Sensor signal input Knocking Variable Frequency Normal 23 Sensor power (+5V) IG OFF DC Max. 0.5V 0V IG ON 4.9 ~ 5.1V 5.03V 24 - 25 Injector (Cylinder #1) control output Idle DC Hi: Battery Voltage 14.4V Lo: Max. 1.0V 280mV Vpeak: Max. 80V 48.8V 26 Injector (Cylinder #3) control output Idle DC Hi: Battery Voltage 14.2V Lo: Max. 1.0V 240mV Vpeak: Max. 80V 49.0V 27 Injector (Cylinder #4) control output Idle DC Hi: Battery Voltage 14.4V Lo: Max. 1.0V 280mV Vpeak: Max. 80V 48.8V 28 Injector (Cylinder #2) control output Idle DC Hi: Battery Voltage 14.2V Lo: Max. 1.0V 240mV Vpeak: Max. 80V 49.0V 29 Ignition Coil (Cylinder #2,3) control output Idle Pulse 1st Voltage: 300 ~ 400V 376V ON Voltage: Max. 2.0V 1.36V 30 - 31 - 32 - 33 Fuel Tank Pressure Sensor signal input Idle DC 0.4 ~ 4.6V 2.58V 34 Sensor ground Idle DC Max. 50mV 16.1mV 35 - 36 - 37 Sensor ground Idle DC Max. 50mV 17.3mV 38 Heated Oxygen Sensor (B1/S2) signal input Racing Analog Rich: 0.6 ~ 1.0V 640mV Lean: Max. 0.4V 22mV 39 Sensor ground Idle DC Max. 50mV 3.14mV 40 CVVT Oil Temperature Sensor signal input Idle Analog 0.5 ~ 4.5V 950mV 41 Throttle Position Sensor signal input C.T Analog 0.25 ~ 0.9V 307mV W.O.T Min. 4.0V 4.28V 42 Sensor ground Idle DC Max. 50mV 13.6mV 43 VS+ (NERNST Cell Voltage) Engine Run Analog Normal: 450±50mV 440mV Rich: Max. Normal+150mV 508mV Lean: Min. Normal-150mV 356mV 44 VS-/IP- (Common Ground for VS, IP) Engine Run Analog Reference for VS, IP Hi: 2.7V
Lo: 2.0V45 Rc/Rp (Pump Cell Voltage) Engine Run Analog Normal: 0±500mV 440mV Rich: Min. Normal-1.5mV -860mV Lean: Max. Normal+1.5mV 870mV 46 Rc (Compensative Resistance) Idle Analog |Rc-Rc/Rp|<±0.1V|LH -107mV 47 Sensor power (+5V) IG OFF DC Max. 0.5V 2.61mV IG ON 4.9 ~ 5.1V 5.04V 48 Sensor power (+5V) IG OFF DC Max. 0.5V 3.16mV IG ON 4.9 ~ 5.1V 5.06V 49 - 50 - 51 - 52 - 53 Vehicle speed signal input Vehicle Run Pulse Hi: Min. 4.5V 13.0V Lo: Max. 0.5V -200mV 54 - 55 Wheel Speed Sensor [A] signal input Vehicle Run (30km/h) SINE Wave 15Hz: Min. 0.13Vpp 1,000Hz: Min 0.2Vpp Overall: Max. 250Vpp 56 Wheel Speed Sensor [B] signal input Vehicle Run (30km/h) SINE Wave 15Hz: Min. 0.13Vpp 1,000Hz: Min 0.2Vpp Overall: Max. 250Vpp 57 Sensor ground Idle DC Max. 50mV 10mV 58 - 59 - 60 A/C switch "ON" signal input A/C S/W OFF DC Max. 1.0V 0mV A/C S/W ON Battery Voltage 12.8V 61 - 62 A/C thermal switch signal input A/C S/W OFF DC Max. 1.0V 0mV A/C S/W ON Battery Voltage 12.8V 63 Fuel consumption signal output Idle Pulse Hi: Battery Voltage 13.8V Lo: Max. 0.5V 0.1V 64 Main Relay control output Relay OFF DC Battery Voltage 12.9V Relay ON Max. 1.0V 0.88V 65 Cooling Fan Relay [Low] control output Relay OFF DC Battery Voltage 12.9V Relay ON Max. 1.0V 30mV 66 CVVT Oil Control Valve control output Idle Pulse Battery Voltage 14.8V Max. 1.0V 100mV 67 Purge Control Solenoid Valve control output Active Inactive Pulse Hi: Battery Voltage 14.2V Lo: Max. 1.0V 100mV 68 - 69 Immobilizer lamp control output Lamp OFF DC Battery Voltage Lamp ON Max. 2.0V 70 Fuel Pump Relay control output Relay OFF DC Battery Voltage 13V Relay ON Max. 1.0V 100mV 71 - 72 - 73 Battery voltage supply after main relay IG OFF DC Max. 1.0V -5.1mV IG ON Battery Voltage 12.3V 74 Alternator load signal input Idle Pulse Hi: Battery Voltage 14V Lo: Max. 1.5V 10mV 75 Immobilizer communication line When communicating after IG ON Pulse Hi: Min. 8.5V Lo: Max. 3.5V 76 - 77 CAN [HIGH] RECESSIVE Pulse 2.0 ~ 3.0V 2.55V DOMINANT 2.75 ~ 4.5V 3.57V 78 CAN [LOW] RECESSIVE Pulse 2.0 ~ 3.0V 2.55V DOMINANT 0.5 ~ 2.25V 1.44V 79 Sensor ground Idle DC Max. 50mV 10mV 80 Camshaft Position Sensor signal input Idle Pulse Hi: Vcc 5.0V Lo: Max. 0.5V 0.2V 81 Sensor ground Idle DC Max. 50mV 10mV 82 Crankshaft Position Sensor signal input Idle Pulse Hi: Vcc 5.0V Lo: Max. 0.5V 40mV 83 - 84 Clutch Switch signal input Release DC Max. 0.5V Push Battery Voltage 85 - 86 Engine speed signal output Idle Pulse Hi: Battery Voltage 14.0V Lo: Max. 0.5V 100mV Freq.: 20 ~ 26Hz 21.8Hz 87 A/C Compressor Relay control output Relay OFF DC Battery Voltage 14.1V Relay ON Max. 1.0V 0.1V 88 Cooling Fan Relay [High] control output Relay OFF DC Battery Voltage 14.1V Relay ON Max. 1.0V 320mV 89 Idle Speed Control Actuator [OPEN] control output Idle Pulse Hi: Battery Voltage 14.6V Lo: Max. 1.0V 192mV 90 Idle Speed Control Actuator [CLOSE] control output Idle Pulse Hi: Battery Voltage 14.9V Lo: Max. 1.0V 248mV 91 Canister Close Valve control output Active Inactive Pulse Hi: Battery Voltage 14.0V Lo: Max. 1.0V 170mV 92 Malfunction Indicator Lamp (MIL) control output Lamp OFF DC Battery Voltage 13V Lamp ON Max. 1.0V 50mV 93 Heated Oxygen Sensor (B1/S1) Heater control output Engine Run Pulse Hi: Battery Voltage 14V Lo: Max. 1.0V 0.3V 94 Heated Oxygen Sensor (B1/S2) Heater control output Engine Run Pulse Hi: Battery Voltage 14V Lo: Max. 1.0V 0.3V