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Tesla vehicles on autopilot have stopped on highways with out trigger, house owners report | Tesla

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Greater than 750 Tesla house owners have complained to US security regulators that vehicles working on the automaker’s partially automated driving programs have abruptly stopped on roadways for no obvious motive.

The Nationwide Freeway Site visitors Security Administration revealed the quantity in an in depth data request letter to Tesla that was posted on Friday on the company’s web site.

The 14-page letter dated 4 Could asks the automaker for all client and area stories it has obtained about false braking, in addition to stories of crashes, accidents, deaths and property harm claims. It additionally asks whether or not the corporate’s “full self driving” and automated emergency braking programs had been energetic on the time of any incident.

The company started investigating phantom braking in Tesla’s Fashions 3 and Y final February after getting 354 complaints. The inquiry covers an estimated 416,000 autos from the 2021 and 2022 mannequin years. In February, the company stated it had no stories of crashes or accidents.

The letter offers Tesla a deadline of 20 June to answer the data request however says the corporate can ask for an extension.

A message was left early on Friday looking for remark from Tesla.

In opening the investigation, the company stated it was wanting into autos geared up with automated driver-assist options resembling adaptive cruise management and “autopilot”, which permits them to mechanically brake and steer inside their lanes.

“Complainants report that the fast deceleration can happen with out warning, and infrequently repeatedly throughout a single drive cycle,” the company stated.

Many homeowners wrote of their complaints that they feared a rear-end crash on a freeway.
Within the letter, NHTSA asks for the preliminary pace when the vehicles started to brake, the ultimate pace and the common deceleration. It additionally asks if the automated programs detected a goal impediment, and whether or not Tesla has video of the braking incidents.

The company is now looking for data on guarantee claims for phantom braking together with the house owners’ names and what repairs had been made. Additionally it is looking for data on Tesla’s sensors, any testing or investigations into the braking issues, or if any modifications had been made.

The letter focuses on Tesla’s testing of the automated programs in terms of detecting metallic bridges, S-shaped curves, oncoming and cross site visitors and totally different sizes of autos together with massive vehicles. The company additionally desires data on how cameras take care of reflections, shadows, glare and blockage resulting from snow or heavy rain.

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