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New 2015 TTS owner

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Old 01-24-2019, 09:04 PM
  #16  
mickmc
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I have the same car with a sunroof but I much prefer the look without it. I haven't opened it once and probably never will.
Old 01-24-2019, 09:20 PM
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mwlmd
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Originally Posted by mickmc
I have the same car with a sunroof but I much prefer the look without it. I haven't opened it once and probably never will.
I have never opened my roof either but I still love the glass roof and the black look from the outside.
Old 01-24-2019, 09:39 PM
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pfbz
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Originally Posted by worf928
Post your tire pressures.
Repeating this, as pressure can have a huge effect on perceived ride quality...

...and putting the "PDCC" lettering on the PASM control button has to be one of Porsche's most ridiculous moves ever. Pretty much confuses everyone.
Old 01-24-2019, 09:41 PM
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abiazis
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Originally Posted by worf928





Old 01-24-2019, 10:17 PM
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abiazis
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48 in spot not viewable...
Old 01-25-2019, 12:02 AM
  #21  
mikemdd
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Originally Posted by pfbz
Repeating this, as pressure can have a huge effect on perceived ride quality...

...and putting the "PDCC" lettering on the PASM control button has to be one of Porsche's most ridiculous moves ever. Pretty much confuses everyone.
As noted earlier, my cold pressures were 38/48 with rears rising to 51 when warm. I think this is a Big part of my issue.
Old 01-25-2019, 12:07 AM
  #22  
pfbz
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Originally Posted by mikemdd
As noted earlier, my cold pressures were 38/48 with rears rising to 51 when warm. I think this is a Big part of my issue.
Yeah, I hadn't read the entire thread when I replied... Glad the tire pressure adjustment helped.
Old 01-25-2019, 01:53 AM
  #23  
radar979
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Congrats beautifull car …Tucson looks warm and inviting… my 2 cents is replace your pirellis as soon asap with MP4S You will notice major improvement ride quality handling noise!!!
Old 01-27-2019, 12:33 PM
  #24  
chance6
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Originally Posted by mikemdd
Just bought a 2015 TTS with 4K miles. The car is like brand new. For those who know, I have a couple of questions. I drove it from CA to our home in Tucson. I have to say that while I love the car, the road noise and jarring over road seams and bumps was unexpectedly harsh. Interestingly, during my walkthrough for the purchase, I engaged the PDDC on and off. The next day when I arrived in Tucson, I re-engaged and turned off the PDDC and the ride was noticeably immediately better. My questions. First, is it possible that the PDDC system did not turn off which is why the ride across to Tucson was so rough? Again, no question that turning it on and off again improved the ride. Second, while much much better, the ride is still pretty harsh over seams and bumps. Is this pretty typical for the TTS? It is not a problem at all, but just making sure nothing is wrong and the the PDDC system has totally turned off. Thanks
Seems you were actually activating the PASM to sport which will stiffen the ride. PDCC works all the time in the background to prevent body roll and in a straight line, actually makes the ride more comfortable by essentially decoupling the axle side to side.

Old 01-27-2019, 01:12 PM
  #25  
mikemdd
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Originally Posted by chance6
Seems you were actually activating the PASM to sport which will stiffen the ride. PDCC works all the time in the background to prevent body roll and in a straight line, actually makes the ride more comfortable by essentially decoupling the axle side to side.
Yes, something was going on. The light was off on both Sport and PASM but the suspension seemed to still be activated. As mentioned earlier, cycling the PASM button on and off the next day greatly improved the ride. Anyway, with some tire pressure adjustments and new tires (eventually) all is good



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