For precise wiring for your specific ECU model number (e.g., L68, EF-DET, etc.), refer to these detailed technical documents:
| Pin No. | Wire Color (Typ) | Function | Description | | :--- | :--- | :--- | :--- | | | White/Red | IG SW (Ignition) | +12V when key is ON | | 2 | Black/Yellow | +B (Battery) | Constant +12V from Battery | | 10 | Black | E01 (Ground) | Power Ground (to chassis/block) | | 12 | Black | E02 (Ground) | Power Ground (to chassis/block) | | 20 | Brown | E1 (Signal Ground) | Sensor Ground (ECU internal) | wiring diagram daihatsu l9 ecu pinout