R50/R53 :: Hatch Talk (2002-2006) Cooper (R50) and Cooper S (R53) hatchback discussion.

R50/53 The Great DSC Thread (merged)

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Old Jan 6, 2008 | 11:35 AM
  #476  
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goosefraba
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I got it mainly for safety sake in the event that I was in an sudden unexpected accident avoidance maneuver. DSC would give me a better chance. If I want ultimate performance, I can turn it off... so no big deal.
 
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Old Jan 6, 2008 | 04:42 PM
  #477  
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I also hate the DSC most of the time. It is a great help when raining, but it is a real pain when you want to drive it hard or need a fast response in an emergency. My R53 is in service right now, so I have been driving a R56 with ASC and it is a lot better! The system doesn't holds the car during fast acceleration. So I would like to know, is anyway to set up the DSC on a R53 as the R56?
I want to be able to have the security of DSC without sacrifying performance. I installed 15% pulley and K&N intake which gives it more HP and torque, so when I turn off the DSC I spend more time spinning wheels, something I really hate too. And Yes, I have tried many different ways to control clutch/throttle, but nothing.
In conclusion, I need to be able to set up the DSC to be more drivable and really helpful!
Thanks
 

Last edited by paipuky; Jan 7, 2008 at 11:44 PM.
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Old Jan 7, 2008 | 03:07 AM
  #478  
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Originally Posted by Crashton

I'd advise getting the family to a BMW street survival school. My wife went through SCCA schools & earned her national competition license so I don't worry about her car control skills. My son on the other hand is headed to drivers school at Mid-Ohio this spring.
Mid-Ohio sounds like fun. I did manage to get my daughter to skidschool, which is a short but reasonably decent exposure to a set of accident conditions and avoidance practice. It looked like fun
 
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Old Jan 7, 2008 | 08:15 AM
  #479  
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ScottinBend
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Originally Posted by msjulie33
My 06 is just a little old MCS - I find that I can back off the throttle quicker but be able to get back on it before the ASC would have in the case of slipping. In other words, if it would modulate the way I would, it'd be fine but the combo of backing off the throttle and braking is just nuts, combined with deciding I need a what, 4 second timeout?:impatient

So yep, modulation control is the trick and the ASC doesn't let ME do it.

FWIW I do a little SCCA road racing, a low powered but reasonable sticky ITB car with no ABS, no ACS, no auto-anything and while I know the track isn't the road, it's nice in either case to have a car that let's you make choices. I like ABS fine on the road; I have to work to get it to be triggered either by goodness of MINI design or the fact I'm used to not locking up wheels on braking.. I'd never let my husband or my daughter drive w/o it though!
I am not sure why you can't modulate the throttle with ASC on.......

I do it all the time with DSC on and it works just fine. I guess my experience was with the DSC turned off and constantly spinning the tires. I just learned the parameters of the traction control and learned to accelerate at the limit of the traction control.
I also learned to race in an older do nothing 78 VW Scirocco, and I really love to drive the MINI hard........
 
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Old Jan 7, 2008 | 03:50 PM
  #480  
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All the usual suspects check in yet again...

and yes, you can get the thresholds modified, but not a lot of tuners actually focus on it.

FWIW, I was hammering it in the rain today, with the yellow lights flashing and the car spinning the wheels up to red-line.... You can have it both ways....

Matt
 
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Old Jan 7, 2008 | 04:47 PM
  #481  
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Now this is a question I need to ask Jan about his tune.........
 
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Old Jan 7, 2008 | 06:23 PM
  #482  
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All the usual suspects check in yet again...


Yep we are all here.
 

Last edited by Crashton; Jan 7, 2008 at 06:25 PM.
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Old Jan 8, 2008 | 09:58 PM
  #483  
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Just how many people in here actually have the LSD + DSC combination?

My first MCS did not offer LSD so it just had the DSC. My second MCS has both. It seems to me that BMW/MINI altered the responses of the ASC+T/DSC when they add the LSD (I know the my responses are altered when I add LSD).

The LSD/DSC combo is terrific for any low traction situation, be it snow, ice, water, leaves, sand, or oil. Because of the mechanical nature of the LSD it helps to prevent wheelspin even before the DSC can detect it. So, much less intervention. Some say that the LSD is really just a performance option.

I would beg to differ. It is a great safety option for any high powered car. By helping to divide the torque between two wheels instead of just one there is much less chance of wheel spin under acceleration. When driving in slippery conditions it continuously deliveres torque to the wheel with traction without relying on electronic controls or brakes. Therefore, no interuption of power. I find the ASC+T activates less frequently and less abruptly. I leave it on all of the time while on public roads.

I can honestly can say that even under the hardest acceleration, entering an expressway, redline shifts and all, I have never experienced any problems with the DSC intervention. This is from a standing start getting onto Rt 15 in Orange, CT, for those of you that might be familiar with the road.

It has been a constant undertone as I read thru all 20 pages of responses in this thread. I am really baffled with all of your complaints about severe intervention of the ASC+T while driving on public roads. Just how much wheel spin do you think is acceptable? Just what are these people doing on the roads that causes their ASC+T to active all of the time? And, do I what to be near them when they do? I think that the sort of driving that initiates the ASC+T is best left on the track or Auto-X course.

JOHO
 

Last edited by Bilbo-Baggins; Jan 9, 2008 at 03:58 PM.
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Old Jan 8, 2008 | 10:33 PM
  #484  
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copy that.
 
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Old Jan 9, 2008 | 06:39 AM
  #485  
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Originally Posted by bluesmini
copy that.
 
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Old Jan 9, 2008 | 02:10 PM
  #486  
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LSD yes..... Nanny no.....

Love the LSD, the diff kind. Hate the ASC, the nanny kind.

Bilbo, if you had ever pulled out onto a busy road expecting to gain the road swiftly & safely only to have nanny call time out you would understand. I have & it sure isn't any fun. It's my opinion that the traction nanny can be dangerous under such conditions.
 
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Old Jan 10, 2008 | 06:04 AM
  #487  
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your tires make a difference,more grip less nanny

You might look into getting the correct , new or better tires for the situation.If your tires don't slip the traction control nanny leaves you alone.DSC is the spinout nanny, she don't like improper or worn tires either. LSD would help but its way more expensive to retrofit than buying sticky tires.



Originally Posted by Crashton
Love the LSD, the diff kind. Hate the ASC, the nanny kind.

Bilbo, if you had ever pulled out onto a busy road expecting to gain the road swiftly & safely only to have nanny call time out you would understand. I have & it sure isn't any fun. It's my opinion that the traction nanny can be dangerous under such conditions.
 
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Old Jan 10, 2008 | 04:38 PM
  #488  
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Originally Posted by JPMM
You might look into getting the correct , new or better tires for the situation.If your tires don't slip the traction control nanny leaves you alone.DSC is the spinout nanny, she don't like improper or worn tires either. LSD would help but its way more expensive to retrofit than buying sticky tires.
Yep I understand that tires are most important. My first experience with traction nanny was with brand new tires on the way home from the dealer.

I'm happy to report that my car isn't DSC equipped. No problems with that spinout nanny on my car.

My car was ordered with a LSD. A pretty good deal at $500 installed.
 
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Old Jan 10, 2008 | 05:12 PM
  #489  
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My GP has both.. I'd gladly sacrifice ONE of them.. Can ya guess which one??
 
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Old Feb 27, 2008 | 07:55 PM
  #490  
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umberto
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Ok...I just read all 20 pages and my mind is blurred from all the posts. I leave the DCS/ASC on all the time except if I'm: 1) rocking out of a snow drift(rarely) or 2) at the bottom of my long steep driveway before the snowplow comes....so here' my question:

at the bottom of my driveway, the dsc will kick in if it is pretty snow covered, so I know to turn it off and I get up my driveway just fine, but I have 2 or 3 long, 1 mile hills to/from work and sometimes I need to drive up them before the roads are plowed, so can someone explain what LSD does and what DSC does as one is accelerating up a snow covered hill going from a dead stop as well as going from a running start and with sometimes one wheel slipping and sometimes both wheels slipping...I think it was explained on level ground, but the dynamics of getting up a steep long hill are different....so if the priority was getting up a hill, which is better, LSD or DSC(the ASCpart I guess)
 
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Old Feb 27, 2008 | 08:00 PM
  #491  
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LSD makes you see really weird colors and focus on silly things and really enjoy music



OK, LSD makes both front wheels go. with out LSD we are pretty much one wheel drive. DSC tries to keep you from loosing control of your car using the ABS, yaw sensor and engine throttle cut off. ASC keeps your from spinning your wheels when there is no traction.

I'm sure 10 people will correct me on that but that's the jist of it.
 
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Old Feb 28, 2008 | 12:19 AM
  #492  
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Here, take 9 1/2 minutes out of your day and watch this - it isn't MINI-specific (FWD Jaguar actually), but it really highlights what ASC & DSC can do. Remember, different companies call them different things, but the overall designs are the same:



Obviously, the straight-line ice climb is the ASC-related demo, and the swerve/avoid obstacle demo is DSC-related. Clearly, the speeds and conditions are way beyond what most people will do (or experience), but these systems are deliberately tested in the more extreme conditions. If they perform well there, they'll perform very well in more common situations!
 
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Old Feb 28, 2008 | 04:30 AM
  #493  
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umberto
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So, going up a long slippery hill, LSD will keep the non slipping wheel from losing power and thus keep your momentum forwards; DSC (ASC really) will sense when a wheel is slipping and adjust throttle or brake to prevent slipping to maintain traction and thus keep your momentum forwards (except if from a dead stop and you start to slip, the cutting power makes you dead in the water)......so, if you were to have your car equipped with ASC-T or LSD, which would most likely get you to the top and over a long snowy hill?

The hill I need to get over to get home from my office is long (1 mile), narrow, windy, bumpy, and has an 's' curve right near the summit. Over the years, there's been a few times where cars line up and have to wait and go up one at a time as we watch drivers get half way up and then try to back down and try again, and again....there was one time that I could see a 4WD suv get as far as the 's' curve and then get stuck, but me with my FWD with good snow tires blew right by him so I have a good feel for keeping momentum and keeping traction by not giving too much throttle.....what works is I take off at the bottom of the hill with the DSC/ASC off then once I get going I turn it back on....so in this scenario, if you had ony one, LSD or ASC? I am assuming that both would be best.
 
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Old Feb 28, 2008 | 07:19 AM
  #494  
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LSD simply allows the power to be deliverd to both wheels at the same time, ASC will not allow them to spin. Depends on the conditions and your req's as to which would be best. I would suggest that if you are at the bottom of a hill (as you descrive it) then having both systems to start with would allow the most traction. You seem to have an idea on what works in this situation. Most would agree that having the ASC off when going up a hill on snow is best until you can maintain your speed.

If I had to choose I would go with the LSD.
 
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