G35 Coupe V35 2003 - 07 Discussion about the 1st Generation V35 G35 Coupe

Question about VDC ??

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Old Oct 23, 2008 | 04:03 AM
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Question about VDC ??

I was wondering, whenever I shift between 6-7k rpm's, from 1-2 gears and VDC(on position) engages. The power drops/cuts immediately after shifting to the next gear, just for about 1-2 seconds as the slip icon blinks. Then the power comes back on. I obviously understand the function of VDC. BUT whenever this occurs, does it cause any damage to the motor?
Full power~>power cuts(vdc)~>Full power again

Because at time's I forget to turn off VDC, when flooring it from a roll or a stop. And when I shift at high rpm's VDC engages and power cuts off for a second then goes back to normal. I'm just curious if this has any long term damage to the motor, tranny, etc.

By the way I've been a 6MT G-coupe owner for about 2+ weeks now. And loving every minute of it.

Thanks for your opinions and thoughts!
 
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Old Oct 23, 2008 | 04:25 AM
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Stop chirping your tires. You're shocking your drivetrain, and yes, you ARE damaging your tranny and diff by doing so.

When the VDC kicks in, it's technically bogging your motor, so it can cause more damage.

How likely is it that doign this a few times will hurt your car? unlikely. Over time? Your car will wear prematurely.
 
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Old Oct 23, 2008 | 11:56 AM
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I see, i've only done it twice so far. I'll be much more aware this time...Thanks!
 
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Old Oct 23, 2008 | 03:43 PM
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Originally Posted by Mike@RiversideInfiniti
Stop chirping your tires. You're shocking your drivetrain, and yes, you ARE damaging your tranny and diff by doing so.

When the VDC kicks in, it's technically bogging your motor, so it can cause more damage.

How likely is it that doign this a few times will hurt your car? unlikely. Over time? Your car will wear prematurely.
+1 Ive been a 6MT coupe owner almost a month now and I love it too. Whenever I get into my car I do 3 things:
1) Start car
2) vdc off
3) seat belt
give or take #3 (as im a forgetful person and yes I DO know its a bad habit)

As said before is chripping bad for your parts? Yes. You wouldnt be the only one as im guilty as charged for spinning my tires into 2nd
 
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Old Oct 23, 2008 | 04:15 PM
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lol, cool just making sure I wasn't the only one whose done this as well. This is the only car that I meticulously take care of. Out of the many vehicles I've ever owned.
 
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Old Oct 23, 2008 | 04:43 PM
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wow, did not know that, i use to chirp the hell outta my mustang and every other car....learn something everyday...
 
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Old Oct 23, 2008 | 05:04 PM
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When you are driving aggresively/6 plu k shifts with WOT the tires are breaking traction and the vdc senses it therfore the light flashes etc. Its real sensitive, i can barley tap the gas in some dew covered grass turning around in the yard and the tires barely break loose and teh light will flash.
 
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Old Oct 23, 2008 | 07:22 PM
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why turn off vdc every time you drive?? it is there fora reason on normal driving
 
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Old Oct 23, 2008 | 07:35 PM
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Well for me, I usually drive with VDC on. But only turn VDC off, when I want to floor the car or chirp tires.
 
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Old Oct 23, 2008 | 07:53 PM
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The VDC Button is also known as the "Anti-fun" button by my friends. Def turn anti-fun off if you wanna break your tires loose.

+1 for fresh G owners
 
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Old Oct 23, 2008 | 10:07 PM
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/\/\ Nice, it just seems annoying to see the VDC icon illuminated the entire time when you have it turned off.
 
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Old Oct 24, 2008 | 02:03 AM
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Like the others said, running the car through the gears aggressively does shock the drive train, but the VDC won't make a huge difference as far as powertrain damage is concerned. It actually isn't cutting the power in and out; it is applying the brakes to slow the wheels down.
A sudden release of the clutch will apply loads on the drivetrain that is much higher than what the engine is capable of putting on it if were putting out max power at full throttle. This is due to the sudden change in rotational speed by the clutch engaging between the faster spinning engine and slower moving tranny, drive shafts and differential.
The VDC makes a small difference because now the brakes are providing a very high resisting torque versus the muck lower resisting torque the tires can make when they are spinning. This is nothing compared to shock of the clutch drop though. So in short the VDC is not what would do the damage, it is the clutch drop.
 
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Old Oct 24, 2008 | 07:52 AM
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will an engine/torque damper help with the shock?
 
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Old Oct 24, 2008 | 02:21 PM
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/\ good info, learn something new everyday.
 
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