BYD 19 Tang DM anti-collision system failure

Are you asking about the cause of the failure of BYD's 19 Tang DM anti-collision system? ACC mid-range radar system failure, related control module failure, line failure. Failure of the ACC mid-range radar system caused by damage to probes, sensors and other components or obstruction by foreign objects; failure of related control modules caused by internal module component failures, virtual connections or disconnections of circuits; circuit failures caused by circuit short circuit, open circuit or poor contact.