[Shotimes] Oxygen Sensor Question

[Mike]

P.S.- the proper Bosch sensor is #13942.
Mike

----- Original Message ----- 
From: "George Fourchy" <krazgeo@comcast.net>
To: <shotimes@autox.team.net>
Sent: Monday, April 12, 2004 10:17 PM
Subject: [Shotimes] Oxygen Sensor Question


> OK....our cars out here don't last forever.....they just last longer.
>
> One of the SHOs that was ini my fleet a year or two ago, and now belongs
to someone
> else, won't pass emissions....it puts out about twice as much NOx as is
allowed.
> Other than that, it runs fine.  It's a '91.
>
> Just for grins, we changed the oxygen sensors on it....got some Bosches
from NAPA.
> It didn't have any CE light issues before they went in, but now the KOEO
test says
> the two banks of cylinders alternately run lean.  This is the indication
problem
> those sensors cause, right?
>
> (I'm not a CE test procedure virgin anymore!!!)  ;-)
>
> What was the fix?  Seems like Autozone sold the proper sensors?  I can
take these
> back.
>
> I didn't keep those posts, because I didn't think I'd have this
problem.....shows
> you what _I_ know, huh!!??
>
> I'll run the test on the Lowrider tomorrow.  I'm thinking the EGR valve
has come
> apart on it, due to old age and sitting around for months, and it's
getting too much
> exhaust into the intake all the time.  That would explain the noise and
the power
> loss when it is warm.  I'll test THAT procedure tomorrow, too.
>
>
> George
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