关键词: 新车型, 加油口盖面差, 鱼骨图, PDCA循环

Abstract: According to the new model filler cap and side surface difference problem instance analysis, fishbone diagram analysis of the filler cap and the influence factors of side face bad problems around, through analyze to determine the cross reinforcement filler cap in the assembly process and side mounting holes around the scraped material piling as the main influence factors, and formulate the corresponding countermeasures for validation, by PDCA cycle to determine the ultimate countermeasure, at the same time, sum up experience form analytical database in order to better guide subsequent parsing models quality problem.

Key words: The new model, Fuel cap flush issue, Fishbone diagram, PDCA cycle