For 1990-2009 cars

#### Back View of the PCM Connector C1

Connector Part Information |

• | 1.0L VIN 6 Manual Transmission

• | 26 Pin GRN Connector C1

Pin | Wire Color | Function
--- | --- | ---
C1-1 | BLK/GRN | PCM Ground
C1-2 | WHT/BLU | Ignition Positive Voltage
C1-3 | RED/WHT | EVAP Canister Vent Solenoid Control
C1-4 | PNK | HO2S 2 Heater Control
C1-5 | RED/BLK | Exhaust Gas Recirculation (EGR) Bypass Valve Control
C1-6 | GRN | Exhaust Gas Recirculation (EGR) Solenoid Vacuum Valve Control
C1-7 | RED/GRN | EVAP Canister Purge Valve Control
C1-8 | -- | Not Used
C1-9 | -- | Not Used
C1-10 | ORN | Ignition Trigger Signal
C1-11 | GRY/YEL | Idle Speed Control (ISC) Motor Control
C1-12 | YEL/BLK | Fuel- Injector Control
C1-13 | BLK/BLU | PCM Ground
C1-14 | WHT | Memory Power Input
C1-15 | WHT/BLU | Ignition Positive Voltage
C1-16 | GRY/BLK | Idle Speed Control (ISC) Motor Relay Control
C1-17 | PPL/YEL | Malfunction Indicator Lamp (MIL) Control
C1-18 | PPL/RED | Upshift Indicator Lamp Control
C1-19 | RED/BLU | EVAP Tank Pressure Control Solenoid Valve Control
C1-20 | BLU | Engine Cooling Fan Relay Control
C1-21 | PNK/WHT | Fuel Pump Relay Control
C1-22 | BLU/BLK | Main Relay Control
C1-23 | BRN | Not Used
C1-24 | GRY/RED | Idle Speed Control (ISC) Motor Control
C1-25 | YEL/RED | Early Fuel Evaporative (EFE) Heater Relay Control
C1-26 | BLK/RED | PCM Ground

#### Back View of the PCM Connector C2

Connector Part Information |

• | 1.0L VIN 6 Manual Transmission

• | 16 Pin GRN Coonector C2

Pin | Wire Color | Function
--- | --- | ---
C2-1 | LT GRN | Reference Voltage
C2-2 | ORN | Ignition Reference High for the CMP sensor
C2-3 | WHT/BLK | Ignition Reference High for the CKP sensor
C2-4 | GRY/GRN | Closed Throttle Position (CTP) Switch Signal
C2-5 | LT GRN/RED | Manifold Absolute Pressure (MAP) Sensor Input
C2-6 | LT GRN/WHT | Throttle Position (TP) Sensor Input
C2-7 | GRY/WHT | Engine Coolant Temperature (ECT) Sensor Input
C2-8 | PNK/BLK | HO2S 1 Heater Control
C2-9 | LT GRN/BLK | Sensor Ground
C2-10 | WHT | Ignition Reference Low for the CMP sensor
C2-11 | WHT/RED | Ignition Reference Low for the CKP sensor
C2-12 | WHT/BLK | Early Fuel Evaporation (EFE) ON Signal
C2-13 | RED | HO2S 1 Signal
C2-14 | GRY | Intake Air Temperature (IAT) Sensor Input
C2-15 | -- | Not Used
C2-16 | BLK/YEL | Clutch Pedal Position (CPP) Switch Input

#### Back View of the PCM Connector C3

Connector Part Information |

• | 1.0L VIN 6 Manual Transmission

• | 22 Pin GRN Coonector C3

Pin | Wire Color | Function
--- | --- | ---
C3-1 to C3-5 | -- | Not Used
C3-6 | BLU/YEL | Diagnostic Request Signal
C3-7 | PPL/GRN | Test Switch Signal
C3-8 | YEL | HO2S 2 Signal
C3-9 | BLK/BLU | Fuel Gauge Ground
C3-10 | YEL/RED | Fuel Level Sensor Input
C3-11 | YEL/GRN | Vehicle Speed Sensor (VSS) Input
C3-12 | PPL/WHT | Serial Data Output
C3-13 to C3-16 | -- | Not Used
C3-17 | LT GRN/RED | A/C Cut-Out Control
C3-18 | BRN/YEL | Electrical Load Idle-Up Signal
C3-19 | BLU/RED | A/C Idle-Up Signal
C3-20 | BLK/WHT | Ignition Positive Signal
C3-21 | LT GRN/YEL | Fuel Tank Pressure Sensor Input
C3-22 | -- | Not Used