fsi / carbon buildup

[thejimrose]

w/out a sensor to automatically detect the fuel, and automatically switch
maps seems more work than it's worth IMO.

which BTW my buddy w the 14 AR says has neither sensor nor map - so not
sure how that car is e85 'compatible', other than 'well you could put it in
the tank'.


On Fri, Jun 6, 2014 at 10:35 AM, Cody Forbes <cody at 5000tq.com> wrote:

> Just wait until you see the gains on the forthcoming E85 tune from APR for
> these cars!
>
> -Cody Forbes (mobile)
>
> On Jun 6, 2014, at 12:59 PM, thejimrose <thejimrose at gmail.com> wrote:
>
> no kidding!? great now i want an allroad MOAR. =)
>
>
> On Fri, Jun 6, 2014 at 9:34 AM, Cody Forbes <cody at 5000tq.com> wrote:
>
>> No need for rumor, I've personally seen "5th injector" cars here in North
>> America. Every new Allroad I've seen had it, and a few 2014 A4's. they are
>> also flex fuel compatible.
>>
>> -Cody Forbes (mobile)
>>
>> On Jun 6, 2014, at 11:40 AM, thejimrose <thejimrose at gmail.com> wrote:
>>
>> > rumor is that the euro audis [not m/a yet] are using upstream injectors
>> > [intake] to wash the backs of the valves to prevent / minimize carbon
>> > buildup. read any rs4 forum about it, the pictures are a horrorshow.
>> guys
>> > rolling in with the ports 50% clogged and putting down 200hp. agreed
>> that
>> > it's a 40k service check / job. i think most shops are doing it for a
>> few
>> > 100$. it's not a nightmare, just another component to the vag ownership
>> > 'character'. trade your cam follower checks / replacements with decarbon
>> > treatments.
>> >
>> > also it sounds like guys running pcv deletes, catch cans, and frequent
>> > seafoaming in the intake still doesn't prevent the carbon buildup. i
>> know
>> > nothing of chemistry but it makes sense that you need some fuel to act
>> as a
>> > solvent to prevent carbon from forming when the engine is hot, once it
>> > forms/hardens during the drive cycle it's probably mostly there to stay,
>> > until it's forcibly removed a la media blasting and dental picks.
>> >
>> > no such issues on my sti. of course the ride quality is like being in a
>> > metal trashcan full of hammers rolled down a hill.
>> > _______________________________________________
>> > quattro mailing list
>> > http://www.audifans.com/mailman/listinfo/quattro
>> > http://www.audifans.com/kb/List_information
>>
>
>