On Feb 15, 2:56 pm, "Pat Dreiding" <patdreid...@[EMAIL PROTECTED]
> wrote:
> Thank you all for your advice & wisdom.
>
> I did a two step replacement of the Plugs & Plug Wires. I purchased
plugs
> and wires from Autozone. The more expensive ones.
> The next morning I disconnected the battery and replaced the plugs.
> Couldn't replace the wires because the #1 & #2 replacement wires were
too
> short! I reinstalled the old wires, reconnected the battery, returned
the
> autozone wires and drove to NAPA.
> The check engine light stayed off! Problem fixed. At NAPA, I asked for
> their set of wires and found them to be too long!
>
> Later that day I purchased wires from Mazda. They too were a little
longer
> than the originals.
> These are working fine, the check engine is off. Not sure the wires
really
> needed replacing, but @[EMAIL PROTECTED]
65K it's the safe thing to do.
>
> It gives a great comfort that this news group is here!
> Again, Thank you all.
>
> - Pat
>
> P.S. Next "Service" I have to concern myself with is the Timing Belt.
> I'll let Mazda do it unless someone has a recommendation in the Plano,
Tx
> area.
>
> "Pat Dreiding" <patdreid...@[EMAIL PROTECTED]
> wrote in message
>
> news:SYMsj.343$Cs.318@[EMAIL PROTECTED]
>
>
>
>
>
> >I need a few words of wisdom about my '99. It has 65K miles on it.
About
> >a week ago I did something that I believe was very stupid. I cleaned
my
> >engine by hosing it down. The car ran ok for a little while, but then
> >stopped. The engine light was on. Yes - you guessed it. Water in the
plug
> >wells. Ugh! I spend the time to remove the water and dry the wires &
plug
> >wells. The car was running fine for another few days afterwards and
then
> >the check engine light returned. The autozone tech told me the trouble
> >shooting error code is P0420., which is: "Catalyst efficiency low-bank
> > - the oxygen sensors monitor the catalytic converters ability to
store
> >oxygen.
> > Possible causes are:
> > 1. Catalytic converter defective (Failure possibly due to #2, 3, or
4);
> > 2. Engine msfire or running condition;
> > 3. Large vacuum leak;
> > 4. Engine oil leakage into exhaust-value guide seals, piston rings
>
> > Any suggestions on approach to uderstanding and fixing the problem?
>
> > I've been considering replacing the plugs & wires. Is this the
correct
> > first step?
>
> > Thanks,
> > - Pat
Check out cartalk.com. They have a link on their site where you can
find a good shop in your area.
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