OBD adapter for final coding if an original tow hitch (towbar) has been installed later. Simply connect the adapter to the vehicle's OBD interface - that's it! The interface automatically adapts the aftermarket equipment to the existing vehicle coding. Selectable options: Variant 1 (OEM control unit) Variant 2 (no OEM control unit) ** Scope of delivery: 1x coding dongle Note: The diagnostic interface can only be used for one vehicle. Suitable for the following models: VW Arteon 3H VW Caddy SB * VW Crafter SC, SY, SZ VW Golf 7 all VW Golf 8 all * VW Passat B8 VW Tiguan AD1, AX1 VW Tiguan Allspace BW2, BJ2 VW Touareg CR VW Touran 5T VW T-Cross C11 VW Taigo CS VW T-Roc A11, D11 VW T6.1SH VW T7 ST * VW ID3 E11 * VW ID4 E21 * VW ID5 E39 * Audi A3 8Y * Audi A4 8W Audi A5 F5 Audi A6 4A Audi A7 4K Audi A8 4N Q2 GA Audi Q3 F3 Audi Q4 F4 * Audi Q5 AF Audi Q7 4M Audi Q8 4M Audi e-tron GE Seat Ateca KH7 Seat Born K11 * Seat Léon 5F Seat Leon KL * Skoda Enyaq 5A* Skoda Kamiq NW4 Skoda Karoq NU7 Skoda Kodiaq NS7 Skoda Octavia 5E Skoda Octavia NX * Skoda Scala NW1 Skoda Suberb 3V other vehicles on request! Currently, the following AHK control units are supported: 4M0 907 383D 4M0 907 383F 8W1 907 383C 5Q0 907 383 M 5Q0 907 383N 5Q0 907 383L 5H0 907 383 5H2 907 383 5H2 907 383A 5H2 907 383B 5H2 907 383C 7C0 907 383. Other control units are available upon request! The coding adapter can only be used for one vehicle. *Currently, for MQB 2020 and MEB (such as Golf 8 and ID3), the respective control unit must be unlocked for a limited time before using the dongle. This must be done by a workshop with valid GEKO access. ** Variant 2 must be used if the installed AHK control unit is not a genuine VAG part; in this case, only the vehicle is coded, not the control unit.