Local heat-resisting mistake proofing structure of automobile lamp

The utility model discloses a local heat-resisting mistake proofing structure of an automobile lamp. The local heat-resisting mistake proofing structure comprises a heat-resisting part and a lamp decoration cover. Positioning ribs are arranged on the lamp decoration cover, positioning slots corresponding to the positioning ribs are arranged on the heat-resisting part, the heat-resisting part is assembled and fixed with the lamp decoration cover by nesting the positioning ribs in the positioning slots, and the lamp decoration cover is fixed to the lamp shell. The heat-resisting part of the local heat-resisting mistake proofing structure is well positioned and referred during assembly, assembly and good limiting are facilitated, and the local heat-resisting mistake proofing structure can be adjusted according the structures of specific lamps and has the advantages of playing a role in temperature resistance under the condition that original appearance effect of the lamp is undestroyed and being economical and practical as compared with a mode that temperature resistance of the lamp is met by integrally replacing materials.