Download Ford Ka Antenna Removal and Installation Removal 1. Remove the interior lamp assembly. For additional information, refer to «Section 417-02». 2. Detach the antenna cable. -Remove the Torx retaining screw. 3. Note: The antenna mast can be unscrewed from the antenna base to aid removal. Remove the antenna. – Remove the antenna and gasket from the roof. Installation 1. Note: Make sure the antenna cable insulator clip is correctly located before assembling the antenna base to the roof. To install, reverse the removal procedure.