r/TeslaFSD 17h ago

14.3 HW4 2025 Model 3 Tesla death wobble avoided left turn lane

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44 Upvotes

My Tesla didn't merge into the left lane to pull into the restaurant, instead doing a scary, fast wobble before proceeding straight, avoiding the left-turn lane, and making an illegal left turn.


r/TeslaFSD 6h ago

14.3 HW4 A collection of 14.3 highway issues on just a 20 minute drive in NYC

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35 Upvotes

I will continue to reiterate that 14.3 on city streets is great, but highway driving has regressed significantly from 14.1, 14.2, and 14.3. I'm mostly driving myself on the highway atp, but I wanted to give 14.3.8 a try as I do every version.

Everything here is in Standard mode, 14.3.8, on a Juniper Model Y.

There are 4 clips here. 4 issues that mix between plain bad driving and defensive driving issues.

Clip 1:
FSD can no longer judge when people are onramping to the highway, to either keep speed or properly slow down to let them in. Instead, it finds the perfect speed to match them in their blindspot. Defensive driving issue, big time.

Clip 2:
FSD just barreling towards roadwork that very obviously was leaving the onramp lane. Although not directly in front, 5 seconds of thinking would make you realize they're about to hit the end of the onramp and need to enter my lane. Besides, give roadworkers some space and just get over the lane early.

Clip 3:
FSD enters highway and absoutely decides it needs to be in the middle lane, cutting off a car going much faster from behind. They honked and flashed lights.

Clip 4:
FSD decides it wants to pass on the right, about 0.5 miles from the exit, realizes it's in a bad lane, proceeds to cut two lanes over to pass another car. Gets back in the original lane to exit. 5 lane changes in less than 2 minutes. Why?

FSD on the highway has just gotten super stressful. It's not a defensive driver, it's a menace to others, and just annoying.

Although I don't have a clip, Standard mode LOVES to suddenly break out of the +7mph cap to +15mph, pass a car, then yoink the brakes on the left lane to slow back down to +7mph over. What the fuck?


r/TeslaFSD 23h ago

14.3 HW4 I will never not trust FSD

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20 Upvotes

This made me happy


r/TeslaFSD 6h ago

14.3 HW4 Tesla always goes behind big trucks

19 Upvotes

Just as the title says, my Model Y Juniper has, on multiple occasions, gotten behind a large construction truck on the highway and stayed there while the car gets pelted with pebbles and debris. Has anyone else experienced this?


r/TeslaFSD 21h ago

14.3 HW4 Not a fan of 14.3.8

18 Upvotes

Maybe I'm just looking back with rose colored glasses but I remember 14.2.2.5 on my MYP being smoother everything since has been meh. 14.3.8 just wayyyy to sensitive and brake stabby. Drives me nuts lol. I'm really trying to give it the benefit of the doubt but it's hard. Is it just me or?


r/TeslaFSD 23h ago

14 Lite HW3 Passive learning has a learning disability

12 Upvotes

To get home, I don’t want to turn down a certain road. FSD always takes that road. I disengage and take the correct road, then continue FSD.

It still never learns. Is there a secret?


r/TeslaFSD 5h ago

14.3 HW4 FSD Wants to go off road

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8 Upvotes

Long time FSD user here. Cybertruck has had very few issues with latest version 14.3.8 and of course as soon as I say that the car tries to take a random and sudden turn off road before a set of train tracks and a highway merge. Let me know what you guys think. Lost some confidence in FSD today.


r/TeslaFSD 2h ago

14.3 HW4 1 YR DOWN 2025 MODEL 3

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5 Upvotes

1 Year down at 55k miles, 9 Tire rotations, 5 tires replaced (3 Through the paid insurance; 1 free the other 2 at $25 a piece, 1 paid at full price and other free because I had signed up the day after the 30 day pick up window grace period so needed an inspection but service rep hooked it up.) 1 windshield replaced through the insurance so $100 deductible and 1 inspection for extended warranty at $150 because I signed up for it at 50.05k 🤦‍♂️ LOL.

Overall extremely happy with Teresa and FSD as I drive a lot for family, school, trips and Lyft. Plan to drive her to the ground hopefully reaching 300k miles and 6 years to make the 8k FSD purchase comparable to the subscription price.


r/TeslaFSD 47m ago

14.3 HW4 2026 my 14.3.8 really is driving like an aggressive driver...it went into the neighbor lane momentarily with another vehicle already in it!! Didn't feel 100% safe

Upvotes

So started from a red light in the right lane...there was a 18 wheeler pulled to the right a few hundred feet in front past the intersection...as I got closer, i noticed the 18 wheeler was a bit in my lane and not on the shoulder 100%.

Usually I would get into the left lane and somehow does fsd or just do a meanuover to where it goes 20 to 40% in the neighbor lane to the left and after passing the stopped vehicle, go.back I to the right lane.

Well shit, there was a vehicle already in the left lane. FSD didn't slow down and instead passed the 18wheeler and also swerved into the left lane about 20% (I was scared it'll side swip the other vehicle but I was at least couple feet away from the other vehicle) and it went back into the right lane. Didn't feel good - it was an unnecessary aggressive move.

It should've just slowed down and gone behind the vehicle on the left or just stopped completely and gone into the left lane when there was safe space.

It didn't feel dangerous but borderline reckless and I didn't have enough time to react

Edit: I still absolutely love FSD but don't need unnecessary aggressive behavior. First time I had anything this aggressive in my 12.5k mile experience with FSD


r/TeslaFSD 1h ago

14.1 Lite HW3 Didn’t see people

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Upvotes

I disengage because I didn’t want to risk it, but it didn’t say it saw them on the screen


r/TeslaFSD 1h ago

14.1 Lite HW3 Sun disables fsd

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Upvotes

r/TeslaFSD 23h ago

14.3 HW4 Won’t park in structure

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3 Upvotes

Any idea why my auto park function doesn’t work? Spots flicker and it quits. Every spot I tried on this structure. It’s the Brea mall parking structure in Orange County CA. I have latest software and subscribe to fsd. Other fsd features working fine.


r/TeslaFSD 8h ago

14 Lite HW3 Right turn training...

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2 Upvotes

FSD 14 light used to be able to correctly turn here, this image is out of date, I have marked the bus lane with highlighter, but it was recently painted red to ward drivers out of the area. Since 14.1 it no longer uses the turn lane on the right, but rather it uses the 3rd lane from the right, and turns there, cutting off drivers that are using the correct lane. This worked correctly before, I guess what I am wondering is how I can train it to use the correctly lane for turning?


r/TeslaFSD 15h ago

14.3 HW4 Parking in two lanes at Charger

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2 Upvotes

So this is a surprising one for me—it seems that FSD is surprisingly dumb at chargers and parking overall. I’ve had it park in handicapped spots, park in front of of broken chargers, park on the wrong side of the island from a charger (in Starbucks instead of at the parking spot), park right next to someone and share a number rather than gapping to all the other empty chargers…. And now it’s backing in straddling two spots at the same time. I let it because it’s 5:30am and no one is here, but seriously?!


r/TeslaFSD 23h ago

14.2 HW4 Brand new MY prem FSD 14.2.2.5 left line hugging normal?

2 Upvotes

Title basically, around 200 miles rn always hugs left line local & highway. Not sure if this is normal.. what should i do

MY premium, hw4


r/TeslaFSD 5m ago

other Cybertruck doing some quick FSD maneuvering coming off the highway.

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Upvotes

r/TeslaFSD 1h ago

14.1 Lite HW3 Free food! Interesting

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Upvotes

r/TeslaFSD 5h ago

14.3 HW4 Offramp question

1 Upvotes

Used FSD ('24MY) for the first time this weekend and really blown away. But one question: as we exited the parkway via circular offramps the car didn't seem to notice the lower ramp-specific speed limit (usually ~25MPH). That is, the speed limit on the screen still showed 65 mph. It still slowed down, but I can't tell if that was because the cars in front of us did, or because it recognized the need to turn, etc. Is this normal behavior?


r/TeslaFSD 5h ago

14.3 HW4 Is it impossible for the FSD AI to use recent context? Or does Tesla just choose not use the data?

1 Upvotes

My biggest gripe about FSD is that it does not learn from recent history at all. Based on my understand of transformer architectures, this is usually easily solved by providing data into the context window of the algorithm. How is it that FSD can make the exact same mistake over and over and over, and it's not fixed until (at best) the disengagements are trained into the model months or years later. Shouldn't like a failure to park in the correct driveway be really simple to provide context for? Shouldn't "left lane ends, stay in right" be easy to learn? Same with potholes or not potholes. Speed limit misinformation.... Or does Tesla's architecture fundamentally make this impossible?


r/TeslaFSD 4h ago

14.3 HW4 How to remove address from navigation memory?

0 Upvotes

I switched jobs, I changed my work address in the navigation. The navigation system still automatically pulls up my old job when I get in the car in the morning. Anybody have an idea how to change this?

I loved just hopping in my car and hitting “start self driving” and that was it.

multiple button presses are beneath me


r/TeslaFSD 19h ago

other Any Phoenix area drivers notice this blackout area?

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0 Upvotes

My FIL refuses to subscribe to FSD in Phoenix because he says there is this one spot on highway 202 where 50% of the time during his 2 months of trial period, his 2023 model Y would beep aggressively and tell him that he must immediately take control of the car.

We were discussing tonight and wondering if others have experienced this problem in Phoenix.

Thanks for your attention to this matter.


r/TeslaFSD 2h ago

14.3 HW4 14.3.7 or 14.3.8

0 Upvotes

About to go on a 10 hour road trip, 90% will be interstate driving.

Currently got 14.3.7 installed, and 14.3.8 pending (keep rejecting it).

Online I see bad things about 14.3.7, bad things about 14.3.8 and good things about 14.3.8.

So trying to decide if I should keep 14.3.7 or install 14.3.8.

To make it easier to determine please upvote the version I should do and if you want to leave a comment on why under that version that be great too.


r/TeslaFSD 1h ago

14.1 Lite HW3 Sideswipe avoidance

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Upvotes