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KD2 Software Update

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Old Nov 30, 2025 | 10:20 AM
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Default KD2 Software Update

Just curious if anyone has done this. I called Audi Digital Business support with a technical question, and the rep informed me that there was a software update for the A6/S6 e-tron - KD2. After researching this some more, apparently this is an update that went out to a lot of various Audi models. The car (S6 e-tron) had been working fine (only had it for a week and a half), but thought, why not, it's just a software update. How hard could it be?

HUGE MISTAKE! Dealer had the car for 3 days, and tried to install the update but it failed after 3-4 tries, and said that the update only went through partially. I asked for the car back and they returned it to me with nearly every safety and driver assistance feature not working. Not even adaptive cruise. Well, no cruise control at all. I called ADB support again, and the rep this time informed me that the update may not have been ready for my car. She said she would contact her supervisor to inquire, and get back to me. She did and informed me that the update is in fact ready and available for the A6/S6 e-tron vehicles. Now I'm trying to figure out do I go back to the service department that I've already started the process with, but has so far not done a great job, or do I roll the dice and try a different service department.

Anyway, would appreciate any info from other A6/S6 e-tron owners out there to see if anyone else has attempted this update, and if so, what was the outcome? Thanks.
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Old Nov 30, 2025 | 11:49 PM
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Great to know, I will do this update tomorrow on my "standard" A6 performance.
So far has the software, both in the car and the crappy app been the worst experience in a car I ever have had.
Been a BMW driver nearly whole my life an things that has been standard there for over 10 years, doesn´t exist in Audi.
Bought the Audi then I hate the grill and overall design of the i5, but the new lines seem supernice, so this will be my one and only Audi experience.....

Example: you can´t manover the windows remotly, not from you phone, but not even from you keys....really 2025....
They don´t allow you to see where you car is via GPS when it´s on the move? WHY, I fix thjis with a Apple Airtag now instead but why have they locked this function?
The radio start "sparkling" sometimes when using Apple Carplay, but this is one other thing they will check tomorrow with the update.
The Magsafe box is crapp, you can´t have nay case on you phone, all I know use this.... even whitout a case it random turn on and off the charging.

Will update on how my KD2 update will be after tomorrow, are a bit scared now, but now I can tell them when I leave the car in their hands
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Old Dec 3, 2025 | 09:28 AM
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Had a KD2 update on my S6 etron on 12/1 after all my driver assistance systems malfunctioned. Took a day and a half. Everything is working well now and I only had to reconfigure the garage opener.
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Old Dec 4, 2025 | 07:11 PM
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Originally Posted by f1point0
HUGE MISTAKE! Dealer had the car for 3 days, and tried to install the update but it failed after 3-4 tries, and said that the update only went through partially.
A friend of mine told me his S6 e-tron was in the shop for 2.5 weeks because the dealer couldn't figure out how to get the install completed.
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Old Dec 7, 2025 | 06:10 PM
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Default Sad Software Update Story

I'm going to start a new thread but please look at it.
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Old Dec 18, 2025 | 07:09 AM
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Update...so I brought my car to another Audi dealership (the one I usually use for service and prefer over the ones that are closer to me). That was on a Monday 12/1. They tried to perform the update for 3 days, and then informed my on Wednesday that the reason the update wasn't working is because the car had a bad gateway module. More than likely, the first dealer that worked on the car broke it because when I brought the car to them everything was working fine, except for a few occasional warnings that would come up and clear within seconds. Nothing like what I'm seeing now which is a Christmas tree of failures with almost everything not available and not working, including cruise control, when I got the car back from the first dealer. I was told that they had ordered the part and it would arrive the Friday of that week. Friday came and now the story was that the gateway module part was NOT available anywhere in the entire country and was back-ordered from Germany for an indeterminate amount of time. It wasn't possible for them to give me a firm ETA on when they might get the part. WTH! I decided to take the car back instead of it sitting at the dealer for who knows how many weeks.

Today I find out that the part is in. It had been in since last Friday - why wasn't I notified and had to contact them myself to get the status and schedule the appointment. Also, I wasn't able to get scheduled for an appt, where they could provide a loaner, until January 2nd. Not thrilled that I will have to drive the vehicle in the condition that it is in for another 2 weeks! It literally isn't safe to drive it on the highway and is really only barely viable for local driving.

Pasarella, I wish I had access to your dealer and glad your situation worked out well. Seems like from the replies that there is mostly a world of hurt from others as well, and that Pasarella's experience is the exception.
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