A6 (C4) Autobox shift points and DTC

Grant Lenahan glenahan at vfemail.net
Sat Feb 7 09:50:49 PST 2009

Sounds right. I have a 95 4-sp

1. the downshifting is lethargic
2. it does learn - as you stomp, it will go from slow to less slow
3. highway rpms sound about right.  I'm not being precise

nonetheless, it is a very solid and satisfying car.


On Feb 7, 2009, at 11:56 AM, Eric Sanborn wrote:

> A week or so ago I finished swapping a used transmission into my newly
> aquired 1998 (C4) A6 Avant.  I am not a real fan of auto boxes, but
> this car was a really good deal.  I have the Bentley DVD manual, but I
> can't find a chart of shift points for this particular transmission.
> The transmission takes a while to shift from 2nd to 3rd even at a
> constant speed around 35-40 mph.  I nearly have to lift off to force
> an upshift.  At 65 mph I am turning 3200 RPM.  Netiher of these seem
> right.  I thought this first problem could be an adaptive tuning
> issue, the second I was worried the torque converter wasn't locking.
> Does anyone who has this car have any insight to offer?  Is this
> behavior normal?  Also if someone know where the shift chart is in the
> manual please let me know.
> I have the shareware version of VAG-COMM and I downloaded the
> following DTC information from the previous transmission.  I have
> again tried searching the DVD and am turning up things like cylinder
> #12 ignition low.  I know I don't have 12 cylinders.  I know I am
> somehow interpreting these numbers wrong.  I am going to contact
> Bentley, but if anyone has any BTDT I would be very happy to hear it.
> These are the codes I got.  Two are sort of decoded by the software:
> VAG-COM Version: Release 409.1-S
> Control Module Part Number: 4A0 927 156 AL
>   Component and/or Version: AG4 01F  2.8l2V USA D27
>            Software Coding:
>             Work Shop Code:
> 4 Faults Found:
> 00652 - Gear Monitoring
>         27-00 - Implausible Signal
> 00532 - Shareware Version. To Decode all DTCs
>         39-10 - Please Register/Activate - Intermittent
> 00293 - Shareware Version. To Decode all DTCs
>         27-00 - Please Register/Activate
> 00300 - Transmission Fluid Temp. Sensor (G93)
>         30-10 - Open or Short to B+ - Intermittent
> Thank you for the help!
> -- 
> Eric Sanborn
> http://sofadog.net/4ktq/
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Grant Lenahan
glenahan at vfemail.net
(201) 602-4702 mobile

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