KUFATEC Coding Key Interface for Activating "Trailer Assist" Trailer Assist takes over steering when the trailer is attached. The trailer's direction is determined by the mirror adjustment button. Suitable for the following vehicles: VW Arteon 3H, VW Golf 7 Facelift BQ1, BV5, AN1, VW Passat B8, CB, VW Tiguan AD1, BW2, AX1, BJ2, VW Touran 5T, VW T6.1SH, Seat Ateca KH7, KHP, Seat Tarraco KN2, Skoda Karoq NU7, Skoda Kodiaq NS7, Skoda Octavia 5E from 2018 onwards, Skoda Superb 3V. Scope of delivery: coding key. Note: Only suitable for vehicles with PR no.: 7X5, KA6 and 1M6 or #D0/#D1. For vehicles with parking assist (PR-No.: 7X1, 7X2), the parking assist control unit must be replaced. The camera must be replaced for vehicles equipped with camera PR-No.: KA1 and KA2. Skoda Superb 3V only in conjunction with a surround-view camera (PR no.: KA6). Other vehicles upon request.