Trailer Hitch Retrofitting (4F)

CAN-Gateway

[Select]
[19 - CAN-Gateway]
[Coding - 07]
[Long Coding Helper]
Set Byte 00 Bit 0 = [69] Trailer active.
[Do It!]
[Close Controller, Go Back - 06]

Trailer Control Module

NOTE: This part varies depending on the type of the trailer control module. There are 2 variants available, those which are diagnostic capable and those who are not

Variant #1: Trailer Control Module (#69) NOT diagnostic capable

Nothing to do here, so leave it alone.

Variant #2: Trailer Control Module (#69) diagnostic capable

This control module requires a coding, see VAG-COM coding help or vehicle specific diagnostic procedures for details.

Trailer Stabilization

NOTE: Activating this feature is only permitted for cars that come with a trailer hitch as factory installed equipment or where the retrofitted trailer hitch is similar to the factory installed one.

[Select]
[03 - Brake Electronics]

[Coding - 07]
Note the current coding and substract 0016384 from it (e.g. 0020871 - 0016384 = 0004487).
[Do it!]

[Close Controller, Go Back - 06]

Parking Aid

This control module needs to be recoded, see VAG-COM coding help or vehicle specific diagnostic procedures for details.