As a result of the continuation of the modernization of the trolley in the same 1998 there was a modification ZiU- 682G -016 (ZiU- 682G0M), which became the base model. Exterior siding boards became run from extruded galvanized steel sheet, which improved the appearance of the trolley and increased its corrosion resistance. Casement doors were subjected to additional rustproofing special compound. A great deal of work to improve the electrical trolley : applied dielectric coating rods susceptor set travel stops rods, improved insulation chicanery, installed in the cab indicator of leakage currents, improved design -board covers and sealing side compartments, redesigned heater. Also applied to the trolley locking system running with the doors open.
