AutoBeta(AutoBeta.net)06/30 Report--

On April 23, a major death and injury accident occurred in Xi'an caused by the acceleration of BYD Tang New Energy Vehicle. According to the police report, six people were injured to varying degrees and four cars parked on the roadside were damaged. One of the male injured was later confirmed dead.

The accident caused concern because the owner of BYD Tang DM expressed "vehicle out of control, brake failure". A person familiar with the matter revealed that at present, the Ministry of Public Security Road Traffic Accident Identification Center is still in the process of further identification and judgment of the technical details of the case. BYD Auto officials said they would fully cooperate with the traffic police investigation to deal with the matter.

A few days ago, the owner's micro blog and people familiar with the matter released for the first time the first perspective video of BYD vehicle driving records, as well as suspected related accident identification report.

The driving record video shows that the owner parked BYD Tang DM on the right side of the carriageway. At about 16:58, the vehicle started and accelerated forward. After driving quickly for a period of time, it collided with a white car. During this period, the owner tried to avoid vehicles and two-wheeled vehicles, which lasted for more than 20 seconds.

According to the suspected accident identification report, the maximum speed of BYD Tang DM exceeded 120km/h at that time.

Suspected accident identification report issued by vehicle owners and insiders in relevant channels:

Driving Data Record Analysis Chart:

Combined with the report content, it shows that the accelerator pedal stroke reaches 100% within two seconds, the brake pedal state is 0, and the accelerator pedal stroke and brake pedal state remain unchanged within 22 seconds of starting, except for 5 recorded moments during which the recorded data are missing. 0-22 The speed of the vehicle increased within seconds and reached about 120km/h.

After 22 seconds, the recorded data remain unchanged, the brake pedal state reaches 67%, the accelerator pedal stroke is still 100%, and the speed is 120.5 km/h.

It is worth noting that the report shows that the recorded data after the collision is the last data sent before each module is disconnected, and all data remain unchanged. After dismantling and inspecting the brake pedal switch, it was found that the fixed root of the brake pedal switch had been broken.

There is no relevant accident conclusion at present. People familiar with the matter said that the technical details of the case are still being further identified and judged by the Road Traffic Accident Identification Center of the Ministry of Public Security.

In addition, BYD car officials on April 29 released a description of the situation: The external video of the accident scene shows that no vehicle brake lights are lit during the collision, and the brake lights can be lit after the collision.

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