Byd, there is no lack of IGBT chips and ordinary CPU chips, the lack of ECU chips.
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ECU chip, is the brain of the whole car, it runs under high temperature and high vibration, and it is never allowed to crash, you can find: your mobile phone and computer have crashed, but when has your car ECU crash? Possible consequences of ECU crash: automatic speed to 6000 RPM, fuel injection nozzle spray, airbag explosion, ABS chaotic start, electronic throttle automatic refueling, electronic power steering wheel automatic rotation, gasoline pump out of control, ignition coil out of control, and so on.