Newb question: How do u use 458 DCT? | FerrariChat

Newb question: How do u use 458 DCT?

Discussion in '458 Italia/488/F8' started by kiryu, Oct 27, 2017.

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  1. kiryu

    kiryu Formula Junior

    Mar 28, 2016
    407
    Los Angeles
    Hi all I started with F430 spider and other single clutch f1 systems, and got into the habit of not reversing and also switching to neutral at stoplights or sometimes even coasting to a stop to minimize clutch wear. With the DCT in 458, how does everyone drive it? Is there a recommended way? Do u jump to neutral coasting to a stop to avoid 6 downshifts ? Or do I just drive it like a PDK?
    In fact, other than automatically inching forward when u let off the brake, the 458 DCT behaves very much like a PDK. should I just drive it like a regular PDK?
    Numerous mechanics tells me the dct failure is kinda hit and miss, all they can suggest is to avoid hard launches or driving too hard in hot weather...
    Curious to know what everyone think
    Thanks!!


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  2. TheMayor

    TheMayor Ten Time F1 World Champ
    Rossa Subscribed

    Feb 11, 2008
    104,791
    Vegas baby
    There's no clutch to wear out so there's no need to shift into neutral. I drove it pretty much like any automatic car but did the upshifting and downshifting myself with the paddles.

    The DCT is supposed to last the life of the car. I wouldn't worry about how you drive it in normal traffic.
     
  3. Melvok

    Melvok F1 World Champ
    Owner Silver Subscribed

    Jul 25, 2008
    14,243
    Amersfoort, The Netherlands, Europe.
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    Mel
    Indeed, as I do too: in automatic 95% of the time.
     
  4. LVP488

    LVP488 F1 Veteran

    Jan 21, 2017
    5,653
    France
    The DCT is indeed very similar to a PDK, they are both dual-clutch. On a traditional (single clutch) gearbox the normal position of the clutch is "engaged", that's the reason why it's better to go to neutral at standstill (to avoid to force the clutch "disengaged" for a long time); on a dual clutch there is always one of the clutches that is disengaged in normal operation, so going to neutral should not be necessary (since the clutches are designed to be disengaged half of the time anyway).
    Personnally I never drive in automatic mode and change gears manually, although the system would actually downshift automatically to avoid stalling in any cases.
     
    docf and kiryu like this.
  5. docf

    docf Formula 3

    Sep 14, 2008
    1,404
    Florida
    Full Name:
    Gary
    Thanks for the explanation. Soon to take possession (1-4 wks) of my new to me 015 458 and having sold my 360 have plenty of questions about the 458.
     
  6. Oengus

    Oengus F1 World Champ
    Rossa Subscribed Silver Subscribed

    your gonna love it
     
  7. Melvok

    Melvok F1 World Champ
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    Jul 25, 2008
    14,243
    Amersfoort, The Netherlands, Europe.
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    Mel
    Congrats !

    We are here to assist you ! :D
     
  8. 338Lapua

    338Lapua Formula Junior

    Sep 5, 2015
    829
    Michigan
    Full Name:
    Tony
    I went from a 430 to a 458 and the change was astonishing to say the least. I can only imagine how you'll feel going from a 360 to a 458. You will truly love the car.
     
    Labman likes this.
  9. DJones

    DJones Rookie

    Oct 3, 2017
    15
    Full Name:
    Darren Jones
    My 458 is my first F car and absolutely love it, congratulations!

    Darren.
     
  10. blackbolt22

    blackbolt22 F1 Veteran
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    Sep 25, 2007
    5,792
    Boca Raton, FL
    Full Name:
    Mr. Anderson
    Personally I would drive the hell out of it every moment you can. Fix something if it breaks. Life is short. Don't worry about clutch wear.

    Congrats on the new car. It is a truly magnificent machine.
     
  11. RayJohns

    RayJohns F1 Veteran
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    May 21, 2006
    7,806
    West Coast
    Full Name:
    Ray
    Never used the auto mode.

    It's best to think of it like a manual stick shift - it is, after all, basically a manual gear box with hydraulically actuation.

    There is a clutch which could wear out, but it's a dual clutch transmission, so it's not like the wear you'd experience on a 360. If you search google or youtube for how a dual clutch transmission works, you can get a very good idea of what's going on. The gear box also pre-selects the next gear (by the ECU anticipating where it thinks you'll shift to next). This - I believe - greatly reduces the overall wear on the clutch, since most of the time the gear box is switching between pre-selected gears - and I believe this means the majority of the clutch and gear changing is occurring not under engine load as it were (but I could be off base there).

    I always shift into N at a signal, if it's gonna be longer than about 3-5 seconds. No real need to coast to a stop from 6th gear or anything, but I, myself, do tend to coast to a stop in N from 1st or 2nd gear a bit.

    Best way to drive the car (unless you are going to use the auto mode) is to think of it as a manual gear box, where the car's ECU operates the clutch for you. Once you think in those terms, the car is a hell of a lot of fun to drive and basically the shifting is exactly the same as with a gated gear box.

    Ray
     
  12. LVP488

    LVP488 F1 Veteran

    Jan 21, 2017
    5,653
    France
    The former F1 systems were actually using the very same gearbox as the manual cars, but the dual clutch is different; it's like having two sequential gearboxes (one for odd gears and one for even gears), with one of the gearboxes "clutched" and one "de-clutched" at the same time. While it is natural to select gears manually, the box has different characteristics from a gated box: on a gated box, the clutch is designed to be "closed" almost all of the time, and open only during gear changes; that's why it's better to go to neutral (where the clutch is closed) rather than forcing it open for a long time - whereas in a dual clutch gearbox, each clutch is designed to be "open" half of the time (while the other clutch is "closed"). However, Ferrari still recommends to switch to Neutral during prolonged stops (probably it allows the box to be prepared to directly engage a low gear when restarting, instead of potentially having to shift back from several gears).
    Also on sequential gearboxes, one cannot change directly from any gear to neutral (like on motorbikes, on which you have typically neutral only between 1st and 2nd gears); of course with the electrical control from the paddles this is hidden from the driver.
    In addition to driving in manual mode, to be "closer to the philosophy" of a sequential gearbox I tend to go down through all gears before stopping and going to neutral (I think it will do it automatically in the background if you do not do it anyway), whereas when driving casually with a gated manual you can declutch and go directly from any gear to neutral.
     
    AlfistaPortoghese likes this.
  13. Labman

    Labman F1 Rookie
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    Jun 25, 2010
    3,799
    Long Island, NY
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    Steve
    Excellent advice. Just go out an enjoy it. There is no turning back now. The 458 is truly amazing to drive.
     
  14. Melvok

    Melvok F1 World Champ
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    Jul 25, 2008
    14,243
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    Mel
    Do you now own a 458 yourself Kiryu ?
     
  15. kiryu

    kiryu Formula Junior

    Mar 28, 2016
    407
    Los Angeles
    Yes sir I do , just recently


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  16. kiryu

    kiryu Formula Junior

    Mar 28, 2016
    407
    Los Angeles
    Yes sir I do , just recently


    Sent from my iPhone using Tapatalk
     
  17. Melvok

    Melvok F1 World Champ
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    Jul 25, 2008
    14,243
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    Mel
    Congratulations !!

    Any photo's for us please ?

    Did you take her for a good ride already ?
     
  18. kiryu

    kiryu Formula Junior

    Mar 28, 2016
    407
    Los Angeles
    Oh thanks! Still getting used to it. Just got some new tires, it came with original tires from 2010 :( And switching out a few of the yellowish lights with LEDs etc., and of course reading through the manual. I didnt get a chance to take any decent pics but here is one from this past weekend, blocked by the huracan performante ^o^ Image Unavailable, Please Login
     

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