For 1990-2009 cars

#### Back View of the PCM Connector C1

Connector Part Information |

• | 1.3L VIN 2

• | 26 Pin GRN Connector C1

Pin | Wire Color | Function
--- | --- | ---
C1-1 | BLK/GRN | PCM Ground
C1-2 | WHT/BLU | Ignition Positive Voltage
C1-3 | PNK/BLU | EVAP Canister Vent Solenoid Control
C1-4 | PNK | HO2S 2 Heater Control
C1-5 | ORN/GRN | Shift Solenoid-B (A/T only)
C1-6 | ORN | Shift Solenoid-A (A/T only)
C1-7 | RED/GRN | EVAP Canister Purge Valve Control
C1-8 | -- | Not Used
C1-9 | -- | Not Used
C1-10 | GRY/RED | Ignition Trigger Signal 1-4 Coil
C1-11 | BRN/BLK | Fuel Injector Control No.3
C1-12 | BRN/WHT | Fuel Injector Control No.1
C1-13 | BLK/BLU | PCM Ground
C1-14 | WHT | Memory Power Input
C1-15 | WHT/BLU | Ignition Positive Voltage
C1-16 | LT GRN/RED | EVAP Tank Pressure Control Solenoid Valve Control
C1-17 | PPL/YEL | Malfunction Indicator Lamp (MIL) Control
C1-18 | PNK/WHT | Fuel Pump Relay Control
C1-19 | BLU/BLK | Main Relay Control
C1-20 | BLU | Engine Cooling Fan Relay Control
C1-21 | -- | Not Used
C1-22 | -- | Not Used
C1-23 | GRY/BLU | Ignition Trigger Signal 2-3 Coil
C1-24 | BRN/YEL | Fuel Injector Control No.4
C1-25 | BRN/RED | Fuel Injector Control No.2
C1-26 | BLK/RED | PCM Ground

#### Back View of the PCM Connector C2

Connector Part Information |

• | 1.3L VIN 2

• | 16 Pin GRN Connector C2

Pin | Wire Color | Function
--- | --- | ---
C2-1 | LT GRN | Reference Voltage
C2-2 | ORN | Ignition Reference (CMP Sensor)
C2-3 | WHT/BLK | Ignition Reference High (CKP Sensor)
C2-4 | PPL | Vehicle Speed Sensor (VSS) High - A/T
YEL/GRN | Vehicle Speed Sensor (VSS) - M/T
C2-5 | ORN/GRN | Manifold Absolute Pressure (MAP) Sensor Input
C2-6 | LT GRN/WHT | Throttle Position (TP) Sensor Input
C2-7 | PNK/BLK | HO2S 1 Heater Control
C2-8 | YEL | Not Used
C2-9 | LT GRN/BLK | Sensor Ground
C2-10 | GRY/WHT | Engine Coolant Temperature (ECT) Sensor Input
C2-11 | WHT/RED | Ignition Reference Low (CKP Sensor)
C2-12 | GRY/YEL | Vehicle Speed Sensor (VSS) Low (A/T only)
C2-13 | RED | HO2S 1 Signal
C2-14 | GRY | Intake Air Temperature (IAT) Sensor Input
C2-15 | BLU/WHT | Power Steering Pressure Switch Input
C2-16 | BLK/YEL | Transmission Range (TR) Switch Input - A/T Closed Pedal Position (CPP) Switch - M/T

#### Back View of the PCM Connector C3

Connector Part Information |

• | 1.3L VIN 2

• | 22 Pin GRN Connector C3

Pin | Wire Color | Function
--- | --- | ---
C3-1 | -- | Not Used
C3-2 | RED/YEL | Idle Air Control (IAC) Valve
C3-3 | GRN | 2 Position Signal (A/T only)
C3-4 | ORN/YEL | N Position Signal (A/T only)
C3-5 | ORN/BLK | P Position Signal (A/T only)
C3-6 | BRN | Tachometer (if equipped)
C3-7 | PPL/GRN | Test Switch Signal
C3-8 | BLUYEL | Diagnostic Request Signal
C3-9 | BLK/BLU | Ground (with tachometer only)
C3-10 | YEL | HO2S 2 Signal
C3-11 | YEL/RED | Fuel Level Sensor Input
C3-12 | PPL/WHT | Serial Data Output
C3-13 | PPL/RED | Duty Output Terminal
C3-14 | GRN/BLU | L Position Signal (A/T only)
C3-15 | GRN/RED | D Position Signal (A/T only)
C3-16 | RED | R Position Signal (A/T only)
C3-17 | GRY | A/C Cut-Out Control
C3-18 | BRN/WHT | Electrical Load Idle-Up Signal
C3-19 | BLU/RED | A/C Idle-Up Signal
C3-20 | BLK/WHT | Ignition Positive Voltage
C3-21 | LT GRN/YEL | Fuel Tank Pressure Sensor Input
C3-22 | LT GRN/BLK | Sensor Ground