Ignition coil woes

[brian_wagner@sbcglobal.net (Brian Wagner)]

Make sure that you have solid grounds, if the circuit is having to work to
hard (Allyn step in here) it maybe having an adverse effect on the ignition
system.

JAT

Brian
----- Original Message -----
From: "Beavis Aunins" <aaunins22@hotmail.com>
To: <scirocco-l@scirocco.org>
Sent: Wednesday, December 11, 2002 9:02 AM
Subject: Ignition coil woes


>
>
> Hi everyone,
>
>      I recently installed new platinum plugs on my 87 16V.  The old F6DTC
> plugs looked dark and carbon fouled which led me to check some of the
other
> components of the ignition system.  I recently replaced the cap and rotor
on
> the distributor, and the plug wires all tested fine with an ohm-meter.
The
> timing was correct also.  The distributor is only a couple of years old,
> with no leaks, etc...A spark test showed a orange spark instead of a
healthy
> blue.
>      However when I tested the resistance of the coil as outlined in the
> Bentley manual, I got some strange readings.  The resistance of the
> secondary circuit between terminal 15 + and the center tower was 3000 ohms
(
> the manual says 6-8000), and the primary circuit resistance between
terminal
> 1 - and 15 + was 1.8 ohm (the manual says .6-.8).  This is the second coil
I
> have put in my car.  I replaced it about a year and a half ago for not
> having the correct resistance readings, although I can't remember what
they
> were before.
>      Would having these readings cause a weak spark which could
potentially
> be causing my problem?  What could be causing my coil to go bad? Do these
> cars have a resistor wire that goes to the coil?  Any help would be
greatly
> appreciated.
>
> Thanks in advance,
>
> Aaron
>
>
>
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