RX - 4th Gen (2016-2022) Discussion topics related to the 2016 and up RX350 and RX450h models

Lane Keep Assist and Lane Centering

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Old 11-10-20, 07:51 AM
  #106  
gadgetman1
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Since all auto makers are forcing this equipment on us, does anyone know how to permanently unhook/disable this crap? I don’t want to have to dig into a menu constantly to turn this garbage off. I have noticed that almost every top trim level vehicle (brand doesn’t matter) has this crap as part of a package. This is one reason that I’m hanging onto both vehicles for a while - I don’t want this *****!!
Old 11-10-20, 08:26 AM
  #107  
tyue
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For the 2021 RX350L, it is a button the steering wheel. Once it is turned off, it remembers the setting. I guess Lexus knows how annoying this feature can become. I am sure it has its place, but more often than not, it is not very pleasant to drive with this feature enabled.
Old 11-10-20, 09:55 AM
  #108  
dibl
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I turned off LKA on my 2018, once (2 years ago), and it has stayed off ever since. Apparently the manual told me how to do it.
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Old 12-30-20, 12:55 AM
  #109  
Lorn
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Default LTA vs. LKA

Hi,

For LKA (Lane Keep Assist) in the 2016-2019 RX compared to LTA (Lane Trace Assist) in the 2020-2021 is there any difference other than LTA giving the car the ability to trace the lane off of the car in front? For example on a road with no vehicle in front?

thanks in advance
also please see my other questions about the backup camera in the RX: https://www.clublexus.com/forums/rx-...vs-2020-a.html
Old 02-28-21, 10:08 PM
  #110  
gadgetman1
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Originally Posted by connrodd
I think they had the same engineers design the lane assist as the 8 speed tranny
100% Correct!
Old 03-02-21, 11:26 AM
  #111  
raylor4
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Lorn - I think you have the LTA confused with Radar Cruise Control. LTA keeps the car in the center of the lane via the camera watching the lines on the road. The radar looks at the car in front and keeps a set distance in conjunction with the cruise control. Personally, I don't care for either feature. Ray A.

Last edited by raylor4; 03-02-21 at 11:32 AM.
Old 03-02-21, 04:31 PM
  #112  
gadgetman1
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How can one disable things like the radar cruise, so it’s just regular cruise control? So far, it resets everything as soon as the key is turned off. What a pain in the ***!
Old 03-02-21, 04:39 PM
  #113  
Tarkus
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On my 2020 RX pressing the on off switch for 1.5 seconds or more makes the cruise work without distance enabled. Like we've had for decades.
Old 03-02-21, 04:51 PM
  #114  
bamalam
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Originally Posted by Tarkus
On my 2020 RX pressing the on off switch for 1.5 seconds or more makes the cruise work without distance enabled. Like we've had for decades.
Correct. Note that the long press only works if cruise control is 'off.' If you want switch from dynamic mode to constant speed mode (aka 'regular' cruise), press the on/off switch momentarily to turn cruise off, then perform the long press.
Old 03-02-21, 04:57 PM
  #115  
DocRock
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Originally Posted by Tarkus
On my 2020 RX pressing the on off switch for 1.5 seconds or more makes the cruise work without distance enabled. Like we've had for decades.
Originally Posted by bamalam
Correct. Note that the long press only works if cruise control is 'off.' If you want switch from dynamic mode to constant speed mode (aka 'regular' cruise), press the on/off switch momentarily to turn cruise off, then perform the long press.
Gee, I guess there's a good reason every RX comes with an owner's manual . If you can read.
Old 03-02-21, 08:34 PM
  #116  
gadgetman1
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Originally Posted by DocRock
Gee, I guess there's a good reason every RX comes with an owner's manual . If you can read.
If it were mine, I would permanently disable all of that garbage, but this is a loaner.
Old 03-02-21, 09:26 PM
  #117  
jynewjerse
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Default Dealer adjustable?

Enjoyed reading one’s postings.
I kind of like these auto safety features and wonder if they are adjustable by the dealer.
i love the DRCC but the distance it keeps from the car ahead gives aggressive drivers around NYC area cut in endlessly. Soon I would be crawling. And it weaves left and right when DRCC is on, or hugs the right hand line.
Old 03-03-21, 07:04 AM
  #118  
bamalam
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Originally Posted by jynewjerse
Enjoyed reading one’s postings.
I kind of like these auto safety features and wonder if they are adjustable by the dealer.
i love the DRCC but the distance it keeps from the car ahead gives aggressive drivers around NYC area cut in endlessly. Soon I would be crawling. And it weaves left and right when DRCC is on, or hugs the right hand line.
You can adjust the DRCC range yourself. It's the button on the bottom right of the steering wheel that looks like the front of a vehicle with sound waves in front of it (Or, if you prefer, a Wi-Fi indicator.) Tapping the button cycles through the ranges; there are 3-4, as I recall.

BTW, the dynamic cruise control is different that lane keep assist/lane tracking, and they can be enabled/disabled independently. (I know you can disable lane keep assist/lane tracking while using dynamic cruise, but am not certain the reverse is true.)
Old 03-03-21, 12:13 PM
  #119  
autotech13
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Originally Posted by gadgetman1
If it were mine, I would permanently disable all of that garbage, but this is a loaner.
What happened to your RX?
Old 03-03-21, 02:01 PM
  #120  
gadgetman1
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Originally Posted by autotech13
What happened to your RX?
In the shop...again. Nothing major, just stupid annoying crap.


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