懂车帝在100km/h-0紧急制动测试中发现,3辆尊界V800的刹车踏板支架均在同一位置发生断裂,断口形态几乎一致,测试踏板力峰值为1612N1。这一发现引发了对该车制动系统安全性的广泛质疑。尊界V800官方指导价101.6万元,于今年8月上市、9月底启动规模交付1。
尊界汽车随即回应称此为"非标准极端测试工况",并承诺提供免费升级方案1。然而,公司未公布踏板断裂的具体原因、升级的详细内容以及是否启动召回程序1。刹车踏板支架采用PP+GF40(聚丙烯加40%玻璃纤维改性塑料)材质1。根据国家标准GB 21670—2025,行车制动试验踏板作用力范围为65N~500N;推荐性行业标准QC/T 788—2018则要求制动踏板在施加1500±20N纵向载荷、保载5秒、重复5次后不得出现裂纹1。尊界汽车声称其制动系统按高于国家标准和行业标准的要求完成开发与验证1。
事件引发资本市场震荡。江淮汽车10月8日跌停,市值蒸发约62亿元;10月9日全天收跌7.97%,两个交易日累计市值蒸发117.67亿元1。北京4家尊界门店对"免费升级"政策给出了4种不同说法,具体内容仍未公开1。多位车企整车工程师和行业协会专家指出:"任何情况下,刹车都不能被踩断"1。受此事件影响,多位准车主决定放弃提车1。
Zongjie V800 vehicles have come under intense scrutiny following a dramatic brake system failure during emergency braking tests conducted by automotive media platform Dongchedi.1 In controlled testing at 100 km/h coming to a complete stop, brake pedal support brackets fractured on all three test vehicles, with fractures occurring at nearly identical locations and exhibiting similar damage patterns.1 The peak pedal force applied during testing reached 1,612 Newtons.1
The brake pedal brackets are manufactured from polypropylene reinforced with 40% glass fiber (PP+GF40), a material composition that has raised questions about structural durability under extreme braking conditions.1 Industry standards specify that brake pedals should withstand a 1,500 Newton load applied for five seconds, repeated five times without cracking, according to the QC/T 788—2018 recommended industry standard.1 The national standard GB 21670—2025 sets the range for brake pedal force at 65 to 500 Newtons.1 Multiple vehicle engineers and industry experts have emphasized that under no circumstances should a brake pedal be capable of breaking during use.1
Zongjie, the manufacturer of the V800 priced at 1.016 million yuan and launched in August 2024, characterized the test as a "non-standard extreme operating condition" and pledged free upgrades for affected owners.1 However, the company has not disclosed the root cause of the fractures, the specifics of the proposed upgrade, or whether a recall will be initiated.1 Four Zongjie dealerships in Beijing have offered four different explanations regarding the free upgrade program, with concrete details remaining unpublished.1 The company has stated that its brake control system was developed and verified to standards exceeding both national and industry requirements.1
The controversy has triggered significant financial consequences for parent company JAC Motors, which saw its market value decline by approximately 6.2 billion yuan on October 8 and fell 7.97% on October 9, resulting in a combined loss of 11.767 billion yuan over the two-day trading period.1 Multiple prospective V800 buyers have announced their decision to cancel vehicle purchases in response to the safety concerns.1
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