[s-cars] Miss Piggy's Miss. :-(

[matt ludwig.]

Answer = my avant infected yer sedan......


matt ludwig.
~~~~~~~~~~~~~~~~
1995.5 S6 Avant
South Portland, Maine
Still not firing in #5cyl and covered in 2ft snow in 10F weather....


On Jan 22, 2009, at 4:10 PM, Robert Myers wrote:

>
> Hi Y'all,
>
> Several days ago Miss Piggy ('95.5 S6 w/ RS2 mods and the 1.8t coil
> mod, etc) dropped a cylinder just before I got home with her.  Well,
> at the time the temperature was about 4 degrees F and I decided
> looking at her could wait a few days.  Today we're having a heat wave
> (all the way up to 43 F) so it seemed a good day to examine her.
>
> Found the miss quickly enough.  Disconnected injectors one at a time
> and found that the idle got no worse when #3 was disconnected.  OK, I
> got into my Rosattobin and retrieved my standby 1.8t coil and swapped
> it into #3.  Problem solved - right?  No wrong.  Hmmm...  The #3 plug
> looked a bit doubtful so it's back to the Rosattobin for a set of
> plugs.  Changed plugs all around.  No help.
>
> Hmmm...  Let's check compression.  150, 150, 145, 150, 125 front to
> back.  #5 looks weak but that's not where the miss is.  OK, let's
> stick in a fresh ECU w/ freshly burnt chips.  No change.  Checked for
> B+ power at the white plugs on the firewall.  DMM sez all is OK w/
> nominal 12 volts everywhere.  Reconnected white plugs.  No change.
>
> Suggestions?
>
> Bob
>
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