ECM Terminal And Input/Output signal
ECM Harness Connector
ECM Terminal Function
Connector [C130-1]
PIN DESCRIPTION CHART
| Pin No. | Description | Connected to |
|---|---|---|
| 1 | Power Ground | Chassis Ground |
| 2 | Power Ground | Chassis Ground |
| 3 | Battery Power (B+) | Battery |
| 4 | Ignition Coil (Cylinder #1, 4) control output | Ignition Coil (Cylinder #1, 4) |
| 5 | Ignition Coil (Cylinder #2, 3) control output | Ignition Coil (Cylinder #2, 3) |
| 6 | CAN [LOW] | Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector |
| 7 | CAN [HIGH] | Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector |
| 8 | Heated Oxygen Sensor (Sensor 1) Heater control output | Heated Oxygen Sensor (Sensor 1) |
| 9 | Heated Oxygen Sensor (Sensor 2) Heater control output | Heated Oxygen Sensor (Sensor 2) |
| 10 | Knock Sensor signal input | Knock Sensor (KS) |
| 11 | CVVT Oil Control Valve (OCV) control output | CVVT Oil Control Valve (OCV) |
| 12 | - | |
| 13 | - | |
| 14 | Battery voltage supply after main relay | Main Relay |
| 15 | - | |
| 16 | - | |
| 17 | Wheel Speed Sensor [B] signal input | Wheel Speed Sensor (WSS)[Without ABS/ESC] |
| 18 | Wheel Speed Sensor [A] signal input | Wheel Speed Sensor (WSS)[Without ABS/ESC] |
| 19 | - | |
| 20 | - | |
| 21 | Battery voltage supply after main relay | Main Relay |
| 22 | Battery voltage supply after ignition switch | Ignition Switch |
| 23 | Injector (Cylinder #4) control output | Injector (Cylinder #4) |
| 24 | Injector (Cylinder #1) control output | Injector (Cylinder #1) |
| 25 | - | |
| 26 | Purge Control Solenoid Valve control output | Purge Control Solenoid Valve (PCSV) |
| 27 | Sensor ground | Crankshaft Position Sensor (CKPS) |
| 28 | - | |
| 29 | Crankshaft Position Sensor signal input | Crankshaft Position Sensor (CKPS) |
| 30 | Sensor ground | Camshaft Position Sensor (CMPS) |
| 31 | Engine Coolant Temperature Sensor signal input | Engine Coolant Temperature Sensor (ECTS) |
| 32 | Throttle Position Sensor signal input | Throttle Position Sensor (TPS) |
| 33 | Fuel Tank Pressure Sensor (FTPS) signal input | Fuel Tank Pressure Sensor (FTPS) |
| 34 | Sensor ground | Fuel Tank Pressure Sensor (FTPS) |
| 35 | - | |
| 36 | - | |
| 37 | Sensor ground | Heated Oxygen Sensor (Sensor 2) |
| 38 | Sensor ground | Throttle Position Sensor (TPS) |
| 39 | Vehicle speed signal input | ABS/ESC Control Module [With ABS/ESC] |
| 40 | - | |
| 41 | - | |
| 42 | Heated Oxygen Sensor (Sensor 2) signal input | Heated Oxygen Sensor (Sensor 2) |
| 43 | Heated Oxygen Sensor (Sensor 1) signal input | Heated Oxygen Sensor (Sensor 1) |
| 44 | Sensor power (+5V) | Manifold Absolute Pressure Sensor (MAPS), Fuel Tank Pressure Sensor (FTPS) |
| 45 | Sensor power (+5V) | Throttle Position Sensor (TPS) |
| 46 | - | |
| 47 | Immobilizer communication line | Immobilizer Control Module |
| 48 | Sensor ground | Manifold Absolute Pressure Sensor (MAPS) |
| 49 | - | |
| 50 | A/C Compressor Switch signal input | Triple Switch |
| 51 | A/C Pressure Switch signal input | Triple Switch |
| 52 | CVVT Oil Temperature Sensor (OTS) signal input | CVVT Oil Temperature Sensor (OTS) |
| 53 | - | |
| 54 | Sensor ground | Knock Sensor (KS) |
| 55 | Shield | Ignition Coil |
| 56 | Intake Air Temperature Sensor signal input | Intake Air Temperature Sensor (IATS) |
| 57 | - | |
| 58 | A/C Request Switch signal input | A/C Request Switch |
| 59 | Sensor ground | Heated Oxygen Sensor (Sensor 1) |
| 60 | Manifold Absolute Pressure Sensor signal input | Manifold Absolute Pressure Sensor (MAPS) |
| 61 | Injector (Cylinder #3) control output | Injector (Cylinder #3) |
| 62 | Injector (Cylinder #2) control output | Injector (Cylinder #2) |
| 63 | - | |
| 64 | Cooling Fan Relay [High] control output | Cooling Fan Relay [High] |
| 65 | Cooling Fan Relay [Low] control output | Cooling Fan Relay [Low] |
| 66 | Engine speed signal output | Cluster (Tachometer) |
| 67 | Main Relay control output | Main Relay |
| 68 | A/C Compressor Relay control output | A/C Compressor Relay |
| 69 | Fuel Pump Relay control output | Fuel Pump Relay |
| 70 | Malfunction Indicator Lamp (MIL) control output | Cluster (Malfunction Indicator Lamp) |
| 71 | Ground | Immobilizer Control Module |
| 72 | Camshaft Position Sensor signal input | Camshaft Position Sensor (CMPS) |
| 73 | Sensor ground | Engine Coolant Temperature Sensor (ECTS) |
| 74 | - | |
| 75 | Fuel consumption signal output | Trip Computer |
| 76 | Sensor ground | CVVT Oil Temperature Sensor (OTS) |
| 77 | k-Line | Data Link Connector (DLC) |
| 78 | Idle Speed Control Actuator [CLOSE] control output | Idle Speed Control Actuator (ISCA) |
| 79 | Canister Close Valve (CCV) control output | Canister Close Valve (CCV) |
| 80 | Idle Speed Control Actuator [OPEN] control output | Idle Speed Control Actuator (ISCA) |
| 81 | Immobilizer lamp control output | Immobilizer Lamp |
ECM Terminal Input/Output Signal
Connector [C130-1]
PIN DESCRIPTION CHART
| Pin No. | Description | Condition | Type | Level | Test Result |
|---|---|---|---|---|---|
| 1 | Power Ground | Idle | DC | Max. 50 mV | |
| 2 | Power Ground | Idle | DC | Max. 50 mV | |
| 3 | Battery Power (B+) | Always | DC | Battery Voltage | 13.16V |
| 4 | Ignition Coil (Cylinder #1, 4) control output | Idle | Pulse | 1st Voltage: 300 ~ 400V | 319.5V |
| ON Voltage : Max. 2V | 1.25V | ||||
| 5 | Ignition Coil (Cylinder #2,3) control output | Idle | Pulse | 1st Voltage: 300 ~ 400V | 328.0V |
| ON Voltage : Max. 2V | 1.25V | ||||
| 6 | CAN [LOW] | Recessive | Pulse | 2.0 ~ 3.0 V | 2.44V |
| Dominant | 0.5 -2.25 V | 1.48V | |||
| 7 | CAN [HIGH] | Recessive | Pulse | 2.0 ~ 3.0 V | 2.41V |
| Dominant | 2.75 ~ 4.5 V | 3.36V | |||
| 8 | Heated Oxygen Sensor (Sensor 1) Heater control output | Engine run | Pulse (10Hz) | High : Battery Voltage | 14.18V |
| Low : 0 ~ 0.5V | 0.25V | ||||
| 9 | Heated Oxygen Sensor (Sensor 2) Heater control output | Engine run | Pulse (10Hz) | High : Battery Voltage | 14.125V |
| Low : 0 ~ 0.5V | 0.25V | ||||
| 10 | Knock Sensor signal input | Normal | Frequency | 2.0 ~ 3.0 V | |
| Knocking | Variable Frequency | ||||
| 11 | CVVT Oil Control Valve (OCV) control output | Idle | Pulse | High : Battery Voltage | 15.44V |
| Low : 0 ~ 0.5V | 0.188V | ||||
| 12 | - | ||||
| 13 | - | ||||
| 14 | Battery voltage supply after main relay | IG OFF | DC | Max. 1.0V | 0V |
| IG ON | Battery Voltage | 12.6V | |||
| 15 | - | ||||
| 16 | - | ||||
| 17 | Wheel Speed Sensor [B] signal input | Vehicle run | Sensor signal |
|
|
| 18 | Wheel Speed Sensor [A] signal input | Vehicle run | Sensor signal | ||
| 19 | - | ||||
| 20 | - | ||||
| 21 | Battery voltage supply after main relay | IG OFF | DC | Max. 1.0V | 0V |
| IG ON | Battery Voltage | 12.6V | |||
| 22 | Battery voltage supply after ignition switch | IG OFF | DC | Max. 0.5V | 0V |
| IG ON | Battery Voltage | 14.2V | |||
| 23 | Injector (Cylinder #4) control output | Idle | Pulse | High : Battery Voltage | 14.13V |
| Low: Max. 1.0V | 0.375V | ||||
| Vpeak: 53.2V | |||||
| Freq.: 5.38Hz | |||||
| 24 | Injector (Cylinder #1) control output | Idle | Pulse | High : Battery Voltage | 14.06V |
| Low: Max. 1.0V | 0.375 | ||||
| Vpeak: 53.4V | |||||
| Freq.: 5.82Hz | |||||
| 25 | - | ||||
| 26 | Purge Control Solenoid Valve control output | Inactive Active | PWM (20Hz) | High : Battery Voltage | 14.06V |
| Low: Max. 0.5V | 0.0625V | ||||
| 27 | Sensor ground | Idle | DC | Max. 50 mV | 20.52 mV |
| 28 | - | ||||
| 29 | Crankshaft Position Sensor signal input | Engine run | Pulse | High : Vcc or Battery Voltage | 5.04V |
| Low: Max. 0.5V | 0.613V | ||||
| 30 | Sensor ground | Idle | DC | Max. 0.5V | 21.122 mV |
| 31 | Engine Coolant Temperature Sensor signal input | Engine run | DC | 0.5 ~ 4.5V | 1.125V at 90 °C (194°F) |
| 32 | Throttle Position Sensor signal input | C.T | DC | 0.2 ~ 0.9V | 0.288V |
| W.O.T | 4.0 ~ 5.0V | 4.23V | |||
| 33 | Fuel Tank Pressure Sensor (FTPS) signal input | Idle | Analog | 0 ~ Vcc | 2.46V |
| 34 | Sensor ground | Idle | DC | Max. 0.5V | 19.48 mV |
| 35 | - | ||||
| 36 | - | ||||
| 37 | Sensor ground | Idle | DC | Max. 0.5 mV | 20.2 mV |
| 38 | Sensor ground | Idle | DC | Max. 0.5 mV | 20.1 mV |
| 39 | Vehicle speed signal input | Vehicle run | Pulse | High : Min. 5.0V | 4.66V |
| Low: Max. 1.0V | 0.975V | ||||
| 40 | - | ||||
| 41 | - | ||||
| 42 | Heated Oxygen Sensor (Sensor 2) signal input | Engine run | Analog | RICH: 0.6 ~ 1.0V | 0.755V |
| LEAN : 0 ~ 0.4V | 0.136V | ||||
| 43 | Heated Oxygen Sensor (Sensor 1) signal input | Engine run | Analog | RICH: 0.6 ~ 1.0V | 0.724V |
| LEAN : 0 ~ 0.4V | 0.105V | ||||
| 44 | Sensor power (+5V) | IG OFF | DC | Max. 0.5V | 0V |
| IG ON | 4.9 ~ 5.1V | 5.05V | |||
| 45 | Sensor power (+5V) | IG OFF | DC | Max. 0.5V | 0V |
| IG ON | 4.9 ~ 5.1V | 5.05V | |||
| 46 | - | ||||
| 47 | Immobilizer communication line | ||||
| 48 | Sensor ground | Idle | DC | Max. 0.5 mV | 24.4 mV |
| 49 | - | ||||
| 50 | A/C Compressor Switch signal input | S/W OFF | DC | Max. 0.5V | 12.56V |
| S/W ON | Battery Voltage | 0V | |||
| 51 | A/C Pressure Switch signal input | S/W OFF | DC | Max. 0.5V | 12.56V |
| S/W ON | Battery Voltage | 0V | |||
| 52 | CVVT Oil Temperature Sensor (OTS) signal input | Idle | Analog | 0.5 ~ 4.5V | 0.937V at 94 °C (201 °F) |
| 53 | - | ||||
| 54 | Sensor ground | Idle | DC | Max. 0.5 mV | 21.55 mV |
| 55 | Shield | Idle | DC | Max. 0.5 mV | 21.36 mV |
| 56 | Intake Air Temperature Sensor signal input | Engine run | Analog | 0 ~ 5.0V | 1.86V at 42°C (107°F) |
| 57 | - | ||||
| 58 | A/C Request Switch signal input | S/W OFF | DC | Max. 1.0V | 0V |
| S/W ON | Battery Voltage | 12.5V | |||
| 59 | Sensor ground | Idle | DC | Max. 0.5 mV | 22.15 mV |
| 60 | Manifold Absolute Pressure Sensor signal input | Idle | Analog | 0 ~ 2.0V | 1.07V |
| 3000 rpm | 1.0 ~ 4.5V | 1.98V | |||
| 61 | Injector (Cylinder #3) control output | Idle | Pulse | High : Battery Voltage | 13.8V |
| Low: Max. 1.0V | 0.375V | ||||
| Vpeak: 53.3V | |||||
| Freq.: 5.83Hz | |||||
| 62 | Injector (Cylinder #2) control output | Idle | Pulse | High : Battery Voltage | 13.75V |
| Low: Max. 1.0V | 0.313V | ||||
| Vpeak: 53.2V | |||||
| Freq.: 5.82Hz | |||||
| 63 | - | ||||
| 64 | Cooling Fan Relay [High] control output | Relay OFF | DC | Battery Voltage | 13.81V |
| Relay ON | Max. 1.0V | 0.188V | |||
| 65 | Cooling Fan Relay [Low] control output | Relay OFF | DC | Battery Voltage | 14.19V |
| Relay ON | Max. 1.0V | 0.188V | |||
| 66 | Engine speed signal output | Idle | Pulse | High : Battery Voltage | 12.56V |
| Low: Max. 0.5V | 0V | ||||
| Idle = 20 ~ 26Hz | 23.36HZ | ||||
| 67 | Main Relay control output | Relay OFF | DC | Battery Voltage | 13.0V |
| Relay ON | Max. 1.0V | 0.75V | |||
| 68 | A/C Compressor Relay control output | Relay OFF | DC | Battery Voltage | 14.0V |
| Relay ON | Max. 1.0V | 0.125V | |||
| 69 | Fuel Pump Relay control output | Engine Stop | DC | Battery Voltage | 13.0V |
| After IG ON | Max. 1.0V | 0.125V | |||
| 70 | Malfunction Indicator Lamp (MIL) control output | Lamp OFF | DC | Battery Voltage | 13.0V |
| Lamp ON | Max. 1.0V | 0.063V | |||
| 71 | Ground | Always | Static Signal | 0 ~ 0.5V | 0.4V |
| 72 | Camshaft Position Sensor signal input | Engine run | Pulse (5.86Hz) | High : Vcc or Battery Voltage | 5.05V |
| Low: Max. 0.5V | 0.213V | ||||
| 73 | Sensor ground | Idle | DC | Max. 0.5 mV | 20.86 mV |
| 74 | - | ||||
| 75 | Fuel consumption signal output | Idle | Pulse (3.33Hz) | High : Battery Voltage or Vcc | 13.19V |
| Low: Max. 0.5V | 0.188V | ||||
| 76 | Sensor ground | Idle | DC | Max. 0.5 mV | 22.2 mV |
| 77 | K-Line | When communicating | Pulse | High : Min. Vbatt * 70% | 13.0V |
| Low: Max. Vbatt * 30% | 0V | ||||
| 78 | Idle Speed Control Actuator [CLOSE] control output | Idle | Pulse | High : Battery Voltage | 14.81V |
| Low: Max. 1.0V | 0.25V | ||||
| 79 | Canister Close Valve (CCV) control output | Idle | DC | Battery Voltage | 14.13V |
| Leak Test | 0 ~ 1V | 0.188V | |||
| 80 | Idle Speed Control Actuator [OPEN] control output | Idle | Pulse | High : Battery Voltage | 14.63V |
| Low: Max. 1.0V | 0.187V | ||||
| 81 | Immobilizer lamp control output |