[s-cars] 95.5 S6 No/Low Heat

[John Cunningham]

I suspect  "sporadic air flow flap block" is actually telling you something. 

Sent from my mobile technology device



> On Feb 5, 2016, at 16:18, Paul Luevano <paul at clarity.net> wrote:
> 
>> On 2016-01-08 09:07, Paul Luevano wrote:
>> 
>>> List-
>>> 
>>> It's getting cold in the northeast, so of course the heat in my S6 is getting flaky.
>>> 
>>> Noticed the other morning that the car was never heating up.  It usually gets to temperature, even on the coldest mornings, in 5-10 minutes.  Now, at the end of my (admittedly short commute), the car is barely starting to warm up.
>>> 
>>> Did a little digging this morning, and while the dash gauge is showing normal temp (thermostat just replaced in preparation for the winter), no matter where I set the climate control settings (dash, floor, center vents, etc.), it is blowing cool to luke warm air at best.
> 
>    Just revisiting this issue.  I had assumed it was likely a faulty temp flap servo, but when I dug into it, the servo was moving freely as I cycled from "Lo" to "Hi".
> 
>    I *did* notice that while the lower heater hose feeding the heater core, the upper return hose was, at best, luke warm.  Good photo here:
> 
> http://i187.photobucket.com/albums/x242/austinado16/Audi%20A6%20temp%20control%20motor/P1020989_zps1623b883.jpg
> 
>    I did bring up the CC codes, and all I got was a "15.7 Air Flow Flap, sporadic block".
> 
>    Now what is odd, is every now and then, I will get full heat.  Seems like once the car is up to temp, if I shut it down, and restart, I then have heat.
> 
>    Any idea what I should look at next, what channels on the CC head I should be looking at for insights?
> 
>    Thanks!
> 
> Paul Luevano
> Wakefield MA
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