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Old 10-26-2013, 08:23 PM
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VNAMVET
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Default A6 Drag racing

With 7 speed manuals, you can use traction control management to launch. Clutch in, floor gas pedal, engine revs to 4,000 rpm, let clutch out....your off.

Does the auto offer any launch control?
Old 10-26-2013, 09:19 PM
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LT1xL82
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I believe it does.
Old 10-27-2013, 08:31 AM
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Originally Posted by LT1xL82
I believe it does.
The manual does not address this for automatics, only manual transmission vehicles.
Old 10-27-2013, 05:32 PM
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RicK T
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Originally Posted by VNAMVET
The manual does not address this for automatics, only manual transmission vehicles.
Yes it does.


Originally Posted by RicK T
It's in the Owner's Manual section 9-45.

Excerpt:


Launch Control (Track Mode Only)

A Launch Control feature is available, within Competitive Driving Mode (except Z51 with Magnetic Selective Ride Control) or Performance Traction Management (Z51 with Magnetic Selective Ride Control), on all vehicles to allow the driver to achieve high levels of vehicle acceleration in a straight line.

Automatic Transmissions

The brake pedal must be firmly pressed to the floor, equivalent to a panic brake event.

. The accelerator pedal is rapidly applied to wide open throttle. (If the vehicle rolls due to wide open throttle, release the throttle, press the brake pedal more firmly, and re-apply the accelerator to wide open throttle.)

The Launch Control feature will initially limit engine speed as the driver rapidly applies the accelerator pedal to wide open throttle. Allow the engine rpm to stabilize.

A smooth, quick release of the brake pedal, while maintaining the fully pressed accelerator pedal, will manage wheel slip.
Old 10-27-2013, 05:46 PM
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Awesome
Old 10-27-2013, 06:07 PM
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Damn...thanks Rick.
Old 10-27-2013, 06:35 PM
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I must be blind......
Old 10-27-2013, 09:19 PM
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Can anyone find a video of an A6 using it? I'd like to see how high you can get the rpms
Old 10-28-2013, 09:59 AM
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With drag radials and 1700 rpms, my A6 scoots the front tires red lighting....lol. I have had 1.88s on runflats. This past week with cold weather, I could only run 1.90s with the runflats. Gonna bolt on the DRs this weekend with colder weather to see what she'll do.
Old 10-28-2013, 11:45 PM
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GatMix07C6
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Originally Posted by carlrx7
Can anyone find a video of an A6 using it? I'd like to see how high you can get the rpms
I took this video last Friday.

Old 10-29-2013, 02:59 AM
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Originally Posted by GatMix07C6
I took this video last Friday.

thanks! is 2k rpms the highest you can get it to? I was thinking it was a built in transbrake.
Old 10-29-2013, 08:05 AM
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It looks like he just starts the car, and takes off at about 2000 rpm using a slight power brake.

it doesn't sound like the engine was revving or he had his foot to the floor on the gas pedal.

I wish he would have held it there a little longer prior to launch.

This would show the actual rpm of the car prior to launch as I think it may (rpms) have gone higher.

I wonder if GM built in to the transmission, the stress load of doing this. I'm worried I might break something!
Old 10-29-2013, 12:01 PM
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Originally Posted by VNAMVET
I wonder if GM built in to the transmission, the stress load of doing this. I'm worried I might break something!
If they have it on the car, its probably been tested 500 times back to back. I doubt you're anywhere close to stressing it at stock power levels.
Old 10-29-2013, 12:20 PM
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glennhl
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Originally Posted by VNAMVET
It looks like he just starts the car, and takes off at about 2000 rpm using a slight power brake.

it doesn't sound like the engine was revving or he had his foot to the floor on the gas pedal.

I wish he would have held it there a little longer prior to launch.

This would show the actual rpm of the car prior to launch as I think it may (rpms) have gone higher.

I wonder if GM built in to the transmission, the stress load of doing this. I'm worried I might break something!
I'm betting he did have the throttle to the floor. If you launch an A6 at more than 2000 rpm with the stock tires they will spin like crazy. Plus with the tight stock converter I doubt if you can get it much above 2000 rpm.
Old 10-29-2013, 12:48 PM
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GatMix07C6
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Originally Posted by VNAMVET
It looks like he just starts the car, and takes off at about 2000 rpm using a slight power brake.

it doesn't sound like the engine was revving or he had his foot to the floor on the gas pedal.

I wish he would have held it there a little longer prior to launch.

This would show the actual rpm of the car prior to launch as I think it may (rpms) have gone higher.

I wonder if GM built in to the transmission, the stress load of doing this. I'm worried I might break something!
The pedal was to the floor. I did this multiple times and that is as high as the rpm's would go.

The odd thing is that you can have the car in park and do the launch control procedure and the rpm's hold at 4000k but once in drive it is below 2000k. I just took a video and posted it on YouTube to show you what I a talking about. I can't embed the video in this post at the moment because I am using my phone but if you go to my previous video and the on click to view my other videos it will be on there.

If you guys want to see anything else let me know and I will video/demonstrate it for you.
Old 10-30-2013, 04:12 AM
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Originally Posted by GatMix07C6
The pedal was to the floor. I did this multiple times and that is as high as the rpm's would go. The odd thing is that you can have the car in park and do the launch control procedure and the rpm's hold at 4000k but once in drive it is below 2000k. I just took a video and posted it on YouTube to show you what I a talking about. I can't embed the video in this post at the moment because I am using my phone but if you go to my previous video and the on click to view my other videos it will be on there. If you guys want to see anything else let me know and I will video/demonstrate it for you.
When in park the ecu probably limits free-revving with no load, my m3 also does this.
Old 11-18-2013, 07:45 PM
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It must work okay since there are several videos on this forum showing A6 C7 base coupes turning mid to high 11's in the quarter mile. What this actually appears is it "flashes the trans" which in reality sets the torque converter to accept the best rpm for launch. One fellow who ran his car also tried taching it up to 1500 rpm but he said the car didn't seem to like it and it ran much better with this method.
Old 06-12-2014, 07:29 PM
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Please Clarify:

Is this a non Z51 Auto

Are you in Competitive Mode

To Get to Competitive Mode did you switch to:
Track Mode .... Press the Traction Control Button Twice
Competitive Mode shows up on DIC

When I try this on My base 2LT I can't get the rpms to 2000? It acts like it's gonna die!
Old 06-12-2014, 11:03 PM
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Originally Posted by FRANK121
Please Clarify:

Is this a non Z51 Auto

Are you in Competitive Mode

To Get to Competitive Mode did you switch to:
Track Mode .... Press the Traction Control Button Twice
Competitive Mode shows up on DIC

When I try this on My base 2LT I can't get the rpms to 2000? It acts like it's gonna die!
Yep, I believe it is around 1500-1700 rpm. I tried it myself in launch mode and actually you could barely hear the rpm with throttle all the down to the floor. It is pretty difficult to make out the difference because I have not tried to particular mode on the track yet. My goal was to run low 12's at the track but I ended up running 11.94@116 60 ft 1.790 without using launch control.

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