Tesla released a major software update for the Cybertruck with version 2024.14.3 that introduces nine exclusive features, including locking differentials, Trail Assist, Off-Road Mode and many others that add completely new capabilities to the Cybertruck. Telsa also released a guide focused on the new off-roading capabilities of the Cybertruck and how to use each driving mode.
In the same update, the Cybertruck also received additional features that were previously available on other vehicles such as the Colorizer feature, Front Passenger Air Vent and Zoom.
In a video titled “Can The Tesla Cybertruck Really Off-Road?” (video below), the BBC publication TopGear tested the latest off-road software from Tesla in a Californian desert with a Rivian R1T as a benchmark.
New Accessories
TopGear also had access to new prototype Cybertruck accessories, including a Cybercooler and a CyberInflator that lets you adjust tire pressure. Tesla is also planning the launch of Cyberboxes that fit underneath the CyberTent case and safely slide in the bed rails, as shown in the video.
Cybertruck Update
Cybertruck’s Off-Road Mode improves its performance on challenging terrains such as gravel, deep snow, rock, and sand. “All Purpose” mode will automatically adjust the tire slip based on the amount of available traction.
The new CyberTent Mode levels the vehicle using the air suspension so that you get a perfectly flat sleeping surface. It also allows you to control features like lights, air conditioning, and outlets activated — if needed.
The Trail Assist helps maintain a set cruising speed so drivers can focus on steering. The feature works as both a hill ascent and descent control preventing the wheels from slipping, Tesla explained.
Wade Mode, which was previously available allows drivers to enter and drive through “shallow bodies of water, such as defined crossing points of rivers or creeks” whereas the new “Baja Mode” will improve the vehicle’s balance. The vehicle will also handle more freely when Stability Assist is set to Minimal.
The new update also increases the sensitivity of the Cybertruck’s frunk, so that it stops earlier when it meets resistance. The model saw also its turning circle improved by 1.6 feet, making parking and low-speed maneuvers easier.
The adaptive suspension of the Cybertruck was also upgraded with more accurate payload estimations and automatically adjusting damping to deliver a more comfortable ride and better handling.
Off-Road Guide
Cybertruck Off Road Mode
Not a Tesla App
The Off-Road Guide offers a comprehensive overview of Cybertruck features, detailing the various new driving modes and controls, including instructions on using Overland and Baja modes, adjusting ride height, and managing vehicle settings for different terrains.
Furthermore, the guide offers best practices for driving off-road, with tips on navigating various surfaces such as sand, mud, and rocks.
Tesla first started delivering Cybertrucks in November of last year. Despite some setbacks, Tesla continues to scale up the production of the Cybertruck at its Gigafactory in Austin, Texas.
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Tesla’s been on a roll with Supercharger improvements lately, from the 325kW charging update for the Cybertruck, to 500kW with V4 Superchargers coming next year. While those improvements have been limited to the Cybertruck, Tesla didn’t put all their focus on their new flagship vehicle, but looked at their more affordable vehicles as well.
LFP Battery Heating
Tesla’s Superchargers can now heat LFP Batteries - those that are in the Model 3 and Model Y Rear Wheel Drive variants. This applies to Long Range and Standard Range models, which saw a limited run. This is another update included as part of the 2024 Tesla Holiday Update - which really arrived with a lot of unannounced new features and capabilities.
The change is pretty interesting - Superchargers of the V3 and V4 variety can now pre-heat batteries for Model 3 and Model Y vehicles equipped with LFP battery packs. That means those vehicles are able to get back on the road faster when it's extremely cold. Of course, Tesla still advises you to precondition before you arrive, saving drivers time and money.
Max de Zegher, Tesla’s Director of Charging, also commented on the new feature. Essentially, Tesla is inducing an AC (alternating) ripple current through the battery to warm it up. Keep in mind that Superchargers are DC charging. That means it is possible to get a cold-soaked LFP vehicle on the road 4x faster than before, assuming that it didn’t precondition at all and that it is in the worst-case scenario (below 0ºF).
In essence, Tesla is using some engineering magic to turn the circuits inside the LFP battery into an electric heater - and powering that heater through the Supercharger. An AC ripple current is a small oscillation in the DC charging current that generates heat through electrical resistance, warming up the battery. Those ripples are a byproduct of converting AC to DC and back - so Tesla is using the onboard charger to induce those ripples to warm up the battery. Definitely an innovative technique that’s really only possible with the versatility of the NACS connector.
We’re hoping Tesla can implement this across their full lineup of vehicles, but we’ll have to wait and see how it is trialed across LFP vehicles first and if it is even possible on vehicles with 2170 or 4680 battery packs.
Tesla launched two FSD updates simultaneously on Saturday night, and what’s most interesting is that they arrived on the same software version. We’ll dig into that a little later, but for now, there’s good news for everyone. For Hardware 3 owners, FSD V12.6.1 is launching to all vehicles, including the Model 3 and Model Y. For AI4 owners, FSD V13.2.4 is launching, starting with the Cybertruck.
FSD V13.2.4
A new V13 build is now rolling out to the Cybertruck and is expected to arrive for the rest of the AI4 fleet soon. However, this build seems to be focused on bug fixes. There are no changes to the release notes for the Cybertruck with this release, and it’s unlikely to feature any changes when it arrives on other vehicles.
FSD V12.6.1 builds upon V12.6, which is the latest FSD version for HW3 vehicles. While FSD V12.6 was only released for the redesigned Model S and Model X with HW3, FSD V12.6.1 is adding support for the Model 3 and Model Y.
While this is only a bug-fix release for users coming from FSD V12.6, it includes massive improvements for anyone coming from an older FSD version. Two of the biggest changes are the new end-to-end highway stack that now utilizes FSD V12 for highway driving and a redesigned controller that allows FSD to drive “V13” smooth.
It also adds speed profiles, earlier lane changes, and more. You can read our in-depth look at all the changes in FSD V12.6.
Same Update, Multiple FSD Builds
What’s interesting about this software version is that it “includes" two FSD updates, V12.6.1 for HW3 and V13.2.4 for HW4 vehicles. While this is interesting, it’s less special when you understand what’s happening under the hood.
The vehicle’s firmware and Autopilot firmware are actually completely separate. While a vehicle downloading a firmware update may look like a singular process, it’s actually performing several functions during this period. First, it downloads the vehicle’s firmware. Upon unpacking the update, it’s instructed which Autopilot/FSD firmware should be downloaded.
While the FSD firmware is separate, the vehicle can’t download any FSD update. The FSD version is hard-coded in the vehicle’s firmware that was just downloaded. This helps Tesla keep the infotainment and Autopilot firmware tightly coupled, leading to fewer issues.
What we’re seeing here is that HW3 vehicles are being told to download one FSD version, while HW4 vehicles are being told to download a different version.
While this is the first time Tesla has had two FSD versions tied to the same vehicle software version, the process hasn’t actually changed, and what we’re seeing won’t lead to faster FSD updates or the ability to download FSD separately. What we’re seeing is the direct result of the divergence of HW3 and HW4.
While HW3/4 remained basically on the same FSD version until recently, it is now necessary to deploy different versions for the two platforms. We expect this to be the norm going forward, where HW3 will be on a much different version of FSD than HW4. While each update may not include two different FSD versions going forward, we may see it occasionally, depending on which features Autopilot is dependent on.
Thanks to Greentheonly for helping us understand what happened with this release and for the insight into Tesla’s processes.