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A6 Transmission issue!

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Old Mar 28, 2007 | 07:41 PM
  #1  
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Default A6 Transmission issue!

2006 C6 Coupe w/A6 trans:

I was coming home the other day in typical Los Angeles stop and go traffic when I decided to use the Manual Shift mode. After engaging that mode, I noticed that the trany would not shift into 1st gear. It would display (1) in the HUD, but it would not be in 1st gear, up-shift to 2nd and HUD would display (2) and there was no noticable difference (meaning it was still in 2nd gear). Up-shift to 3rd, 4th, all good, but down shifting would not go to 1st. Dealer has the car and identified the issue as a failure in the "Valve Body", still waiting for the part. Anyone else experience this issue?

Note: I checked the Trans Temp on the DIC at the failure time and it registered 217 degrees, seems high but I don't know the operating ranges of the transmission. Once I got the car moving at highway speed, the Trans temp dropped to 169, that is a 50 degree swing, FYI.
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Old Mar 29, 2007 | 02:05 AM
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Have 6500mi on mine, (10mo. old) had the same exp. last week. I tried shifting back to drive then down to S, no joy on getting first gear. At home shut the car off restarted and on test drive all was good. Have since tried to get the problem to come back but no joy. Not worth going to the dealer yet.
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Old Mar 29, 2007 | 05:04 AM
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That 217 degree temp might've had something to do with it...it's not dangerously high but it's high enough that the tranny computer may have intervened to protect itself, a safeguard so to speak.
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Old Mar 29, 2007 | 10:08 AM
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Need to ask, were you stopped? It won't shift to 1st unless you are stopped.
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Old Mar 29, 2007 | 11:23 AM
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Originally Posted by BADC64GO
Need to ask, were you stopped? It won't shift to 1st unless you are stopped.
I use the manual mode during Solo 2 events. I shift up and down from 1st to 2nd and from 2nd to 1st while moving all the time.
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Old Mar 29, 2007 | 01:09 PM
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I down shift to 1st all the time when in paddle mode.
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Old Mar 29, 2007 | 02:20 PM
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Originally Posted by Volocty
...Dealer has the car and identified the issue as a failure in the "Valve Body", still waiting for the part...
Sounds like the failure has already been diagnosed...

It hasn't happened on mine but I haven't had one serious issue with my rolling work of art!
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Old Mar 29, 2007 | 02:50 PM
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Originally Posted by BADC64GO
Need to ask, were you stopped? It won't shift to 1st unless you are stopped.
Not true works / sounds best at 40mph
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