(1) Open circuit; blown short circuit protection fuse (2) Faulty contact of the lighting switch (3) Blown fuse
(1) Inspection and repair, connection (2) Overhaul and replacement (3) Replacement of a high-quality light bulb
(1) Open circuit; blown short circuit protection fuse (2) Faulty contact of the lighting switch (3) Blown fuse
(1) Inspection and repair, connection (2) Overhaul and replacement (3) Replacement of a high-quality light bulb