[s-cars] Actually the problem is worse than I thought.

[Michael Wakefield]

It sounds like you are using the new POS without it being bolted to  
it's heat sink. I wouldn't run it very long that way, as the heat  
sink is important to its longevity. It takes very little extra time  
to bolt it down properly.
Mike Wakefield

On Aug 2, 2006, at 9:08 AM, Douglas Fifield wrote:

> Adrian,
>
> I am trying to track down the same boogy.  My stumble/power
> loss/misfire is intermittent, occures under light throttle/idle
> conditions (for the most part), has stubbornly resisted detection via
> the injector connector pulling method.  I have replaced the fuel
> filter, the fuel pressure regulator, and am in the process of swapping
> a new POS for each of the two existing units.  All for naught, till
> perhaps now.
>
> Yesterday, I swapped the new POS for the sencond unit (driver's side).
>  I just unplugged the connectors from the existing unit and plugged
> them into the new one and zip tied it in place for the test.  The
> short test drive I did yesterday did not exhibit bad behavior.  I will
> drive it for a longer period today.
>
> Also on the to-do list is a new O2 sensor/connector swap even though
> the existing sensor has only about 30K on it.
>
> I'll let the list know how things play out.
>
> D.
>
> On 8/1/06, Adrian Hart <adrian.h at red-wing.com> wrote:
>> Earlier I posted about the flat spot I've been experiencing. There is
>> another problem I thought I had fixed (by replacing the plugs and
>> connectors) but have not. There is an intermittent and severe  
>> misfire.
>> The car will run sweetly, then suddenly lose a lot of power and run
>> with throbby "boomy" exhaust noise. This might continue for several
>> miles then suddenly everything will come back to normal and away  
>> we go.
>> The problem *might* be initiated when I hit a rough bit of road,
>> indicating some sort of dodgy connection. What's the deal with the
>> coil-packs? Are they strictly go/no-go or are they capable of
>> functioning intermittently? Supporting facts are a petrol smell in  
>> the
>> engine bay when running like this and stinky exhaust.
>>
>> Any help here greatly appreciated.
>>
>> Adrian Hart.
>>
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>
>
> -- 
> Douglas in MN
> 95.5 Audi S//6 Avant
> 73 BMW R60/5 mit Toaster Tank
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