Tesla(US:TSLA) 智通财经网·2025-12-24 13:09Core Viewpoint - The U.S. National Highway Traffic Safety Administration (NHTSA) has initiated a defect investigation into Tesla's Model 3 due to concerns over the emergency door opening mechanism being difficult to access and poorly marked [1][2] Group 1: Investigation Details - The investigation involves approximately 179,071 units of the 2022 Model 3 [1] - The investigation was officially launched on December 23, following a defect complaint regarding the mechanical door opening mechanism [1] - The complaint highlighted that the mechanism is not only poorly designed and marked but also difficult to operate quickly in emergencies [1] Group 2: Tesla's Vehicle Design - Tesla vehicles primarily use an electronic door lock system, requiring button operation rather than traditional mechanical door handles [1] - Although there is a manual door opening mechanism for emergencies or power failure scenarios, experts have long criticized its visibility, clarity of markings, and ease of operation, particularly affecting rear passengers [1] Group 3: Legal Issues and Previous Incidents - Tesla is facing lawsuits related to serious incidents, including a fire in a Model S that resulted in the deaths of five occupants, allegedly due to design flaws preventing door opening [1] - In November, a Cybertruck collision resulted in two fatalities, with lawsuits claiming design defects in the door handles contributed to the incident [2] - The acceptance of defect complaints does not equate to a recall order but indicates the initiation of a regulatory review process [2]