GS - 4th Gen (2013-2020) Discussion about the 2013 and up GS models

How to Stop Climate control from switching inside and outside air all the time.... ?

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Old 12-23-22 | 04:27 AM
  #31  
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If you put the recirculation mode into manual and don't push the main A/C auto button, I don't see why your inlet servo would change position? Keep in mind that it may change when you power cycle the car, you can't expect it to stay in the same position every time you start it.

This is from horse's mouth, as it were.
'Automatic Recirculation Control - Automatically changes the air inlet mode to fresh air or recirculate mode in accordance with the level of cabin temperature and outside temperature and harmful elements (CO, HC and NOx) in the outside air.' The only sensors in the car are temperature, solar, glass temperature and humidity, it shouldn't be switching to outside air for Co2 levels in the cabin.

If something is wrong with your CAN bus, inlet/circulation servo or various sensors, you can actually check for relevant error codes without Techstream or a BT scanner. Just your fingers and some knowledge.






It's also worth mentioning that there's no point checking your smog sensor if your inlet servo is operationing whilst the circulation mode isn't in auto - but here's how to test it without Techstream, just for fun.





Last edited by Cwang; 12-23-22 at 04:31 AM.
Old 12-23-22 | 04:35 PM
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Originally Posted by Gerf
You don't have winter where you live, unless you consider 50f winter.

Old 12-23-22 | 09:26 PM
  #33  
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I have to admit, Bladest brings up the most unusual items that I would never think about asking. But when he asks questions, he doesn’t have any tools to do anything to his car when he gets the answer. I would think if I was the mechanic in his village, and he started tell me how to fix he car because of some ClubLexus website people, I would get a little annoyed and tell him to do it himself Mr. Know it All.
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Old 12-24-22 | 10:22 AM
  #34  
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Originally Posted by bladest

In Bulgaria air quality is really extremely bad....
we are first
in top 3 all the time..
When the air quality of the whole city is bad to begin with, it really didn’t matter what you do in your car. You’re still breathing in the same air 24/7.
Old 12-24-22 | 10:24 AM
  #35  
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Originally Posted by 703
When the air quality of the whole city is bad to begin with, it really didn’t matter what you do in your car. You’re still breathing in the same air 24/7.
When car decides all the time to switch to outside air, i am also breathing diesel fumes and its much worse.
So i want to and i need to stop that should i drive in the winter my classical cars only when they are rock solid and stay with inside air?
Old 12-24-22 | 09:24 PM
  #36  
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Originally Posted by Mangsailor

So how do you run your HVAC? Send a picture of the HVAC screen on the main display and the panel with the physical buttons
Also, you can increase the sensitivity of the smog sensor. It's a setting available through the car the driver can access via vehicle customization I'm pretty sure.

And Merry Christmas.
Old 12-26-22 | 10:38 AM
  #37  
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Hello sorry for my delay.
i live at around 20 miles from the car parking place, so i dont see visit car everyday or very often.

i made some photos for you today please advice.






Do i need to turn off efficient ventilation mode i got no clue what it does?
Old 12-26-22 | 11:05 AM
  #38  
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Your owners manual may describe it.

Also, is Pac-Man (NANOE?) a standard feature on the 450H?
Old 12-26-22 | 11:21 AM
  #39  
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Hi my car have all options, Thats why i got everything without sun roof.
Old 12-26-22 | 01:55 PM
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Originally Posted by Mangsailor
Also, is Pac-Man (NANOE?) a standard feature on the 450H?
Read all about it...

https://www.luxuriousmagazine.com/le...oe-technology/

Old 12-26-22 | 01:57 PM
  #41  
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Originally Posted by Gerf

Do i need to turn off efficient ventilation mode off?
and turn smog sensor to level 1 / bar 1 ?
Is there something else or something wrong with my ac.
Old 12-26-22 | 02:09 PM
  #42  
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Originally Posted by bladest
Do i need to turn off efficient ventilation mode off?
and turn smog sensor to level 1 / bar 1 ?
Is there something else or something wrong with my ac.
You can turn it off if you want but then your skin and hair wont be as soft and supple.
Old 12-26-22 | 02:44 PM
  #43  
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Originally Posted by bladest
Do i need to turn off efficient ventilation mode i got no clue what it does?
Yes. That is precisely what is switching the vents automatically.
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Old 12-26-22 | 02:45 PM
  #44  
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Originally Posted by Cwang
Yes. That is precisely what is switching the vents automatically.
Thanks i will turn it off then
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