Lazy auto gearbox in drive 3.0 tdi A5 ???
Lazy auto gearbox in drive 3.0 tdi A5 ???
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Discussion

Mrscuk

Original Poster:

17 posts

184 months

Wednesday 3rd July 2013
quotequote all
Hi all.

I have recently bought an A5 3.0 tdi S tronic 7 speed car has done 36k , gearbox is fine and does everything it should but I find when in D setting , moving off or more so if slowing down to a roundabout then accelerating again it seems to have a flatspot/ delay, just to add its fine in sport mode power is instant but it annoyingly hangs onto the gear too long, I had this years ago on a bmw auto box, was told the gearbox "learned " and the fix was to do a reset by tapping the throttle so many times (or something like that!) is there anything that can be done with the Audi box? software updates remapping or anything like that? or is it a case of they all do that frown

Mark.

11,104 posts

307 months

Wednesday 3rd July 2013
quotequote all
I've got a 2012 A6 so probably the same gearbox, definite flat spot when moving off, especially in reverse. Foot on accelerator push it a bit before car starts to move?
I asked here and at Audi and it seems normal, trick is to use the paddles at lower speeds so it's always engaged - I don't bother, just drive round the issue.
As a serial automatic company car driver it's quite different to the older auto boxes where drive is always engaged so car creeps when not touching the gas, I think this disconnects the drive to save mpg or something. Could be completely wrong though smile

Dr G

16,004 posts

273 months

Wednesday 3rd July 2013
quotequote all
The gearboxes, when in drive are heavily biased for fuel economy and CO2 emissions which manifests itself as slightly sluggish response (moving off, going from steady>open throttle etc.).

I tend to use a mixture of drive and paddles myself; i.e. when slowing for a junction or roundabout I'll use the paddles to drop a couple of gears myself so when I ask for throttle I'm already in an appropriate gear and the response is nice and snappy.

Gio G

2,995 posts

240 months

Wednesday 3rd July 2013
quotequote all
I posted this very issue some time ago, when I first got my A4... If you put it in Sport mode, the response is a little better. I also heard that the DSG box can be tweaked for better response.

I think it is a general Audi issue, had the same issues in my old A6 also, which had a tiptronic box. Can be very frustrating!

Smartboy

232 posts

239 months

Wednesday 3rd July 2013
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Count yourself lucky you don't have the same dim-witted box with innards made out of chocolate which I've got in my RS6!

Mr Gearchange

5,892 posts

237 months

Wednesday 3rd July 2013
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Same problem on my A8 - really annoying as putting it into sport makes it too abrupt - you would have thought that Audi would have been able to engineer a happy medium

JeffC

1,839 posts

243 months

Wednesday 3rd July 2013
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yep my 3.0 tdi A5 Cabby does the same thing, drives me up the wall. sometimes I"m wary about pulling out in front of traffic just in case I get wiped out! I can drive round it by accelerating before I need too but have to say its not ideal, I got the Auto as my last 3.0tdi was a manual in a B8 A4 and I didnt think the engine suited a manual box as I found I was changing gear all the time.

would also be interested in hearing anyone has had a recent software update and if it helps at all as ive been told theres one available for my car when I had it my indie for service.

richierich37

383 posts

228 months

Friday 2nd January 2015
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My wife has a 2012 A5 3.0tdi, 24k miles and this does the same???!? At a junction stopped, foot down and it fails to react!!!! Maybe a second or two later it accelerates! Pretty dangerous at times pulling out when roads are busy!

Can anything be done, software upgrade or likes?????

Dr G

16,004 posts

273 months

Saturday 3rd January 2015
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See above; going from no/light > heavy throttle the gearbox needs a moment to react.

You can use the paddles to pre-select an appropriate gear to react more quickly or allow enough space to get the car rolling early and the gearbox hooked up.

In the case of S-Tronic cars the early ones were set up so that the gearbox would engage very quickly when fed throttle; set up this way people then complained that it was too abrupt in pulling away. Later ones are configured to behave more like a torque converter with gradual engagement.