| Pin | Wire Color | Signal Description | | :--- | :--- | :--- | | | WHT | O2 Sensor Heater Ground | | 2 | RED/BLU | Primary Heated O2 Sensor Signal | | 3 | WHT/RED | ELD Output | | 4 | — | Not Used | | 5 | YEL/RED | Rear O2 Sensor Heater Control | | 6 | — | Not Used | | 7 | RED/WHT | MAP Sensor Signal | | 8 | RED/YEL | TP Sensor Signal | | 9 | GRN/WHT | Crankshaft Position (CKP) Sensor (-) | | 10 | BLU/WHT | Cylinder Position (CYP) Sensor (-) | | 11 | GRN/BLK | TDC Sensor (+) | | 12 | YEL/GRN | CKP Sensor (+) | | 13 | YEL/BLU | CYP Sensor (+) | | 14 | — | Not Used | | 15 | YEL/BLK | MAP Sensor Power (+5V) | | 16 | YEL/WHT | TP Sensor Power (+5V) | | 17 | WHT/RED | Map Sensor Ground | | 18 | GRN/WHT | TP Sensor Ground | | 19 | YEL/RED | ECU Ground (Logic) | | 20 | GRN/WHT | TDC Sensor (-) | | 21 | BLU/GRN | Idle Air Control Valve (IACV) Output | | 22 | BLU/YEL | Rear O2 Sensor Signal | | 23 | — | Not Used | | 24 | GRN/BLK | IACV Ground / Power Ground | | 25 | RED/YEL | IACV Power (Battery) | Connector C (31 Pins - Grey) Fuel Injection, Ignition, and CAN Communication. Alettaoceanlive Aletta Ocean Nurse Of Your Extra Quality 📥
| Pin | Wire Color | Signal Description | | :--- | :--- | :--- | | | YEL/BLK | IG1 (Ignition Power Input) | | 2 | BLU | Brake Switch Signal | | 3 | — | Not Used | | 4 | — | Not Used | | 5 | WHT/RED | Alternator FR Signal | | 6 | BLU/YEL | VTEC Pressure Switch Signal | | 7 | GRN/YEL | Check Engine Light (CEL) Output | | 8 | RED/BLU | KS (Knock Sensor) | | 9 | — | Not Used | | 10 | GRN/WHT | VSS (Vehicle Speed Sensor) | | 11 | — | Not Used | | 12 | — | Not Used | | 13 | WHT | VTEC Solenoid Valve Output | | 14 | BLU/BLK | ELD (Electrical Load Detector) Input | | 15 | YEL/GRN | Start Signal Input | | 16 | — | Not Used | | 17 | WHT/BLU | Speedometer Signal | | 18 | BLU/RED | VTEC Pressure Switch Ground (See Note) | | 19 | GRN/RED | Cruise Control Signal | | 20 | BLU/WHT | VTPSW (VTEC Pressure Switch - D16Y8) | | 21 | — | Not Used | | 22 | WHT/RED | Alternator L Signal | | 23 | — | Not Used | | 24 | YEL/BLK | IG2 (Ignition Power Input) | | 25 | — | Not Used | | 26 | WHT/BLU | Alternator L Signal (some models) | | 27 | RED/BLU | Test Connector (Service Check) | | 28 | BLU/WHT | VTEC Pressure Switch (D16Y8) | | 29 | — | Not Used | | 30 | — | Not Used | | 31 | BLU | Brake Switch Signal (Auto Trans) | Connector B (25 Pins - Grey) Sensors and Grounds. Blue Is The Warmest Colour Torrent - 3.79.94.248