Genuine OEM Volkswagen Wiring Harness For Backrest Adjustment, part number 3CN971370. This wiring harness is responsible for the electrical connections required for adjusting the seat backrest. It ensures all motors and sensors related to backrest movement function correctly. The harness has a weight of 0.195 kg. Genuine OEM wiring harnesses are designed with the exact connectors, wire lengths, and gauge specifications to ensure reliable and safe electrical function.