If an Aftermarket Module is installed, check the Retrofitting Kit for further Instructions. This Step can be ignored for Modules which are not Diagnostic capable.
Register the newly added 69 - Trailer Control Module.Update the Installation List in the Gateway (J533 / #19).The following Activations are necessary to ensure that the newly fitted parts are properly recognized and are ready to use.
Information regarding the Installation can be found in the Repair Manuals, the Wiring Diagrams, the Parts Catalog and/or the Instructions included in the Retrofitting Kit. trailer hitch retrofits) or can be found in the factory repair manuals and wiring diagrams. Additional details for the mechanical/electronic work needed are part of the retrofitting instructions provided by the parts supplier (i.e. These instructions may not cover mechanical/electronic details, they will only list the the diagnostic side (coding etc.).
