上海牌轿车制动灯电路故障一例一般情况下，如果一踩制动踏板就出现熔断丝熔断或电路断电器跳闸的现象，其原因大多是从制动灯开关至制动灯这段线路有破损，形成短路故障。排除故障时则是沿着开关以后的线路查至制动灯，直至发现问题为止。最近笔者排除了一辆上海牌轿车制... Shanghai car brand brake light circuit failure case Under normal circumstances, if a pedal on the brake pedal blown fuse or circuit breaker trip phenomenon, the reason is mostly from the brake light switch to brake lights this line is damaged , Forming a short circuit fault. Troubleshooting is followed along the line switch to check the brake lights until the problem is found. Recently I ruled out a Shanghai brand sedan system ...