| Wire | Color | Function | | :--- | :--- | :--- | | +12V Constant | Red | Main power | | Ground | Black | Chassis ground | | Ignition IN | Pink | Ignition input | | Starter OUT | Purple | To starter motor | | Parking Lights | Brown | (+) or (-) selectable | | Door Trigger | Violet | (-) or (+) door pin | | Siren | Blue/Black | To siren (+) | | Brake Input | Orange | Brake switch (+) |
⚠️ For complete wiring diagrams and programming sequences, refer to the physical manual included with your PST FX-290 US. Manual Alarma Pst Fx 290 Us
