Genuine OEM Citroen Front Door Wiring Harness, part number 9824873180. This critical component supplies power and signals to all electrical components within the door, including window motors, central locking mechanisms, and mirror adjustments. It is positioned on the left side of the vehicle's front door. Using a genuine OEM harness ensures correct routing, connector compatibility, and reliable electrical performance, preventing intermittent faults and ensuring long-term durability.