[Shotimes] Leaky FI ~

Leigh Smith leighsm@comcast.net
Sun, 28 Aug 2005 18:16:33 -0400


I'd suspect a clogged one. Seems more common. There is a tiny little screen
in each injector that can clog. Plus they get carbon deposits near the tip
and don't distribute fuel very well. The larger particles are harder to
burn, so it runs lean with a bad spray pattern. When the motor heats up,
everthing atomizes better anyway.
You are supposed to be able to listen to them with a stethoscope and a
sticking one will click different. The manual says to unplug the harness at
each injector but that's not easy on a SHO. I'm going to try a can of
injector cleaner on mine. That should help. If that doesn't work, I'll try
to listen, then I'll probably just change them out with a cleaned set.
Lee

----- Original Message ----- 
From: "Paul Nimz" <pnimz@v8sho.com>
To: "`V6 SHOtimes" <SHOtimes@autox.team.net>
Sent: Sunday, August 28, 2005 2:07 PM
Subject: [Shotimes] Leaky FI ~


> Any way to pinpoint a leaky fuel injector?  I'm running really rich until
the
> O2s heat up and the engine is really stumbling.  If I add unmetered air
> through the PCV system the idle improves.  Once the O2s are heated up all
is
> well.  Any ideas?
>
> Paul
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