[s-cars] 1.8T coil woes

[Comcast]

Ron,
I have opted for EFi kit for my S6 and could not be happier. This  
setup has been dead reliable and coils are cheap in case you ever need  
to replace one ;) Well worth the $$.

Martin,

On Nov 1, 2011, at 15:25, ron kirkham <rkaudifool at gmail.com> wrote:

> So I have been running the Apikol 1.8T coil conversion on my '93 S4  
> for
> several years now, probably about 75-80k mi. (I'd need to check for  
> sure) I
> have replaced all coils at least twice and some three times since
> installation.  Last week I'm running some errands and did a very  
> short 2nd
> gear full throttle pull and got the all-too familiar drop of a  
> cylinder
> only worse.  I Limp home about 5mi. and park and leave the engine  
> running.
> Very bad idle and very stinky exhaust.  Turns out that I somehow  
> dropped 3
> coils at the same time!  Fortunately, I actually had three replacement
> coils on the shelf and got her running smoothly again.  I should  
> mention
> that all coils were, and are now the "R" suffix coils.
>
> I don't think I want to re-order more 1.8T coils to have on the  
> shelf for
> the next failure which is sure to be soon.  I'm tired of it.  I am
> considering going back to the old set-up of PSO's and coils as I  
> have all
> those parts on hand including one or two stock coils NIB. And one  
> NIB PSO.
> Or, I may make the leap to the LS2 set-up from EFI Express or build my
> own using these known good coils.  Or, are there other options to  
> look at?
> Money is a consideration but I have spent a boat-load of cash on  
> 1.8t coils
> over the last several years.
>
> For those of you running the LS2 coils, have there been coil  
> failures?  If
> so, how frequently?
>
> I don't much like the idea of going back to the stock set-up as  
> diagnosis
> of failures between coils or PSO's is more difficult and replacement  
> of
> coils is troublesome also.
>
> The S4 will have 250k mi. on it sometime this month provided I can  
> keep it
> running!
>
> Thoughts?
>
> Ron
> '93 S4 with too many coils gone bad
> '95.5 S6A still fully stock ignition and running fine thanks.
> _______________________________________________
> S-CAR-List mailing list
> http://audifans.com/mailman/listinfo/s-car-list
> http://www.audifans.com/kb/List_information