NHTSA: Tesla Autopilot accounts for 70% of ADAS crashes. Why this may mislead consumers and cause confusion

By Kevin Armstrong
Tesla preventing a crash
Nigel McGill/YouTube

You may see headlines state that Teslas were involved in nearly 70 percent of advanced vehicle technology crashes, however this statistic doesn't paint an accurate picture.

The U.S. Department of Transportation released the initial data it has collected since the agency advised more than 100 automakers to report collisions related to automated driver-assist systems.

Of the 392 crashes submitted to the NHTSA, Tesla had the largest amount of incidents, with Honda coming in second.

Tesla: 273

Honda: 90

Subaru: 10

Other: 19

The other 19 incidents are divided between nine manufacturers.

NHTSA is saying that this data shouldn't be used to make any conclusions on the safety of these systems.

The data provided by NHTSA lacks context, such as the number of vehicles equipped with the system, the number of miles driven, or how individuals are using the system.

While Tesla has the most incidents, Tesla's Autopilot is very actively used. Autopilot is likely used more than 3x than Honda's system, which would instantly change the takeaway people are getting out of this report.

This data also doesn't show how these systems are preventing accidents. Autopilot is a much more advanced system than those available on other vehicles, so while it was involved in more accidents, it also prevented additional accidents.

Tesla runs Autopilot safety systems passively in the background. It's ready to hit the brakes or even move out of the way of a vehicle to help avoid an accident.

I'd encourage Tesla to follow up on NHTSA's report with exact figures of how many vehicles have Autopilot, how many miles have been traveled, and how many times Autopilot has moved within its lane to avoid potential accidents.

The video below shows many of these situations where Autopilot has prevented collisions.

What NHTSA is trying to find out is whether these systems are safe. However, without proper context and additional information, NHTSA is adding confusion about the capabilities of Autopilot.

In a day and age where consumers read headlines and not articles, this report is causing more harm than good.

Due to this report, two senators are now calling on NHTSA to take further action. Senator Ed Markey said, "we are seeing a never-ending parade of reports about Autopilot operating in ways that skirt our safety laws and endanger the public, from rolling through stop signs and phantom breaking. Tesla has argued Autopilot makes us safer, but this report provides further evidence slamming the breaks on those claims."

This report comes just one week after NHTSA upgraded its probe into Tesla's Autopilot. The initial investigation started after a dozen crashes involving Teslas and parked emergency vehicles.

In fact, the agency has 35 active crash investigations where Autopilot is believed to have been used. Several news agencies reported they reached out to Tesla but did not receive a comment on the report.

It's likely the company predicted it would have higher numbers, due to the large number of miles driven with Autopilot.

ADAS, which stands for advanced driver assistance systems, includes driver assistant systems for steering and speed and provides traffic-aware cruise control. Tesla is a frontrunner in this technology and has 830,000 of these vehicles on the road in the U.S. Tesla also has far more advanced crash reports, which is lacking in other automakers.

NHTSA calls this report a first of its kind and plans to release the data monthly. Dr. Steven Cliff, NHTSA's Administrator, said, "new vehicle technologies have the potential to help prevent crashes, reduce crash severity, and save lives, and the Department is interested in fostering technologies that are proven to do so; collecting this data is an important step in that effort. As we gather more data, NHTSA will be able to better identify any emerging risks or trends and learn more about how these technologies are performing in the real world."

The report is admittedly not comprehensive. The NHTSA admits it lacked data to provide immediate information from all automakers. It also stated that some companies were more "robust" with data because their vehicles are equipped with telematics (Tesla). In contrast, several other manufacturers do not have telematics capabilities.

Tesla Eliminates Front Casting on New Model Y; Improves Rear Casting

By Not a Tesla App Staff
Not a Tesla App

Tesla has pioneered the use of single-piece castings for the front and rear sections of their vehicles, thanks to its innovative Gigapress process. Many automakers are now following suit, as this approach allows the crash structure to be integrated directly into the casting.

This makes the castings not only safer but also easier to manufacture in a single step, reducing costs and improving repairability. For example, replacing the entire rear frame of a Cybertruck is estimated to cost under $10,000 USD, with most of the expense coming from labor, according to estimates shared on X after high-speed rear collisions.

These insights come from Sandy Munro’s interview (posted below) with Lars Moravy, Tesla’s VP of Vehicle Engineering, highlighting how these advancements contribute to the improvements in Tesla’s latest vehicles, including the New Model Y.

However, with the new Model Y, Tesla has decided to go a different route and eliminated the front gigacast.

No Front Casting

Tesla’s factories aren’t equipped to produce both front and rear castings for the Model Y. Only Giga Texas and Giga Berlin used structural battery packs, but these were quickly phased out due to the underwhelming performance of the first-generation 4680 battery.

Tesla has gone back to building a common body across the globe, increasing part interchangeability and reducing supply chain complexity across the four factories that produce the Model Y. They’ve instead improved and reduced the number of unique parts up front to help simplify assembly and repair.

There is still potential for Tesla to switch back to using a front and rear casting - especially with their innovative unboxed assembly method. However, that will also require Tesla to begin using a structural battery pack again, which could potentially happen in the future with new battery technology.

Rear Casting Improvements

The rear casting has been completely redesigned, shedding 7 kg (15.4 lbs) and cutting machining time in half. Originally weighing around 67 kg (147 lbs), the new casting is now approximately 60 kg (132 lbs).

This 15% weight reduction improves both vehicle dynamics and range while also increasing the rear structure’s stiffness, reducing body flex during maneuvers.

Tesla leveraged its in-house fluid dynamics software to optimize the design, resulting in castings that resemble organic structures in some areas and flowing river patterns in others. Additionally, manufacturing efficiency has dramatically improved—the casting process, which originally took 180 seconds per part, has been reduced to just 75 seconds, a nearly 60% time reduction per unit.

New Casting Methods

Tesla’s new casting method incorporates conformal cooling, which cools the die directly within the gigapress. Tesla has been refining the die-casting machines and collaborating with manufacturers to improve the gigapress process.

In 2023, Tesla patented a thermal control unit for the casting process. This system uses real-time temperature analysis and precise mixing of metal streams to optimize casting quality. SETI Park, which covers Tesla’s manufacturing patents on X, offers a great series for those interested in learning more.

The new system allows Tesla to control the flow of cooling liquid, precisely directing water to different parts of the die, cooling them at varying rates. This enables faster material flow and quicker cooling, improving both dimensional stability and the speed of removing the part from the press for the next stage.

With these new process improvements, Tesla now rolls out a new Model Y at Giga Berlin, Giga Texas, and Fremont every 43 seconds—an astounding achievement in auto manufacturing. Meanwhile, Giga Shanghai operates two Model Y lines, delivering a completed vehicle every 35 seconds.

Tesla’s Hands-Free Trunk and Frunk – Supported Models, Phones & How to Set Them Up

By Karan Singh
Not a Tesla App

Having the ability to open your trunk hands-free can be incredibly useful when your hands are full, especially in a busy parking lot.

Tesla vehicles now support opening the vehicle’s trunk or frunk completely hands-free — no foot waving required.

What is Hands-Free Frunk and Trunk?

Tesla implemented its hands-free feature by leveraging your phone’s position in relation to the vehicle. When you stand still behind your vehicle, the trunk will automagically open for you.

While this functionality isn’t available on every vehicle, it’s available on every vehicle Tesla manufactures today, including the new Model Y, the Cybertruck and other recent models.

With a compatible device and a supported vehicle, you can now open your Tesla’s trunk hands-free.

How It Works

Tesla’s hands-free feature requires the use of ultrawide-band (UWB) in the vehicle and on your phone. Apple and Samsung have supported ultra-wideband for a number of years and most flagship Android devices also support the low-energy feature.

Ultra-wideband allows another device to precisely detect its relative location. In this case, the vehicle is tracking where the driver’s phone is in relation to the vehicle. Since the vehicle is able to more precisely track the phone’s location, ultra-wideband also improves Tesla’s phone key feature.

Since the vehicle depends on your phone, you’ll need to have your phone on you in order to activate the hands-free feature. Simply stand within 2.5 to 3 feet from the front or rear of your vehicle for the frunk or trunk to open. You’ll then hear a couple of chimes. If you continue to stand still, then your frunk or trunk will open automatically.

The chimes serve as a warning that the trunk will open if you don’t move, which helps reduce accidental openings.

Hands-Free Trunk in Action

The video below shows how Tesla’s hands-free trunk feature works.

Supported Models

Since Tesla uses ultra-wideband to power the hands-free feature, only vehicles with the needed hardware are supported. The list of supported vehicles includes:

  • 2021 Model S and later

  • 2021 Model X and later

  • 2024 Model 3 (Highland) and later

  • 2026 Model Y (Juniper) and later

  • All Cybertrucks

Supported Phones

Your phone will also need to support UWB. Luckily, most manufacturers have included UWB in their devices for several years.

Apple: All Apple devices since the iPhone 11 have included UWB, except for the iPhone SE (2nd and 3rd generation). The iPhone 16e also has UWB.

Android: Most Android phones - especially flagship devices - already support and use UWB for other uses, but it’s not available on all phones. If you have a Google Pixel 6 or higher, Samsung Fold 2 or higher, Samsung S21+, or other recent Android phone, then your phone already supports ultra wideband.

Which Models Support Hands-Free Frunk

Unfortunately, not every supported model supports the hands-free frunk and trunk feature. The hands-free frunk feature is only supported on the Model S, Model X, and the Cybertruck. In addition, the Cyebrtruck is the only vehicle with a powered frunk, so while the Model S and Model X will unlock the frunk for you, you’ll still need to lift it and close it manually. The Cybertruck will open the frunk for you, much like the trunk on another Tesla.

Which Models Support Hands-Free Trunk

While most supported Tesla vehicles can use the hands-free trunk, it excludes the Cybertruck, which doesn’t have a powered trunk.

Enable Hands-Free Trunk / Frunk

If you plan to use your vehicle’s hands-free trunk feature, you’ll need to enable it in settings, as it’s off by default. Simply open Controls by tapping the vehicle icon in the bottom left corner, then navigate to the Locks section.

Within the Hands-Free section, you’ll find a few options, depending on your model. You’ll be able to choose whether to enable the hands-free frunk or trunk and whether you’d like to disable the feature at home.

Preventing Accidental Opening - Exclude Home

Although the hands-free feature requires you to stay still in front or behind your vehicle for a couple of seconds, it can still be triggered accidentally if you’re working around your garage. To prevent accidental opening of the frunk or trunk, Tesla allows you to disable the feature while your vehicle is parked at home.

Tesla determines your home location by the address that’s set in your vehicle. However, it also adds a buffer, meaning that your hands-free trunk feature will also not work in your driveway or at your neighbor’s home. The exclude home feature is located in the same spot as other hands-free trunk features, Controls > Locks > Hands-Free > Exclude Home.

If you have a recent Tesla that’s supported, go ahead and give the feature a try.

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