[W126 Coupe] shorted

[David Fatovic]

Check your ignition control module.  The little black
block on the front of the wheel well by the coil.

David

--- chris schafer <cjschafer at voyager.net> wrote:

> I have a no spark problem with my 1988 560SEC. At
> the moment it looks like insufficient volts at the
> coil.
> 
> I have managed to compound my problems by shorting
> out one of the wires in the ignition system. I now
> have to replace this wire.
> 
> I have not found either block diagram or schematic
> that shows all the wires in the ignition system and
> where they go.
> 
> I have both the CD manual from Johnathan and MB
> manuals. 
> 
> There are three wires at the positive terminal on
> the coil, where do they go? One of these is the
> shorted one and I have a melted insulation trail to
> follow. This leads me to connector X26 behind the
> fuse box. Looks like it may go through the firewall
> after that.
> 
> There are also two wires on the negative side, where
> do they go?
> 
> I would really appreciate it if someone could
> produce a complete block diagram of this ignition
> system. 
> 
> If no one has one I will draw one up in Paint after
> I sort this out.
> 
> Thanks,
> Chris Schafer
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