rear o2?

[Raymond A. Kawski]

Michael Jez wrote:

> >From my 1st msg, the only O2 sensor that switches over quickly
> from lean to rich is the upstream sensor- which is on the
> manifold or secondary pipe. Thats the one I reffered to as a
> dud. Only way of checking cat efficiency

An since we were talking about the rear 02 sensor we are
supposed to read your mind that your talking about the
front 02?

In any case getting back to the orignial topic.  Don't worry
about the rear o2.

RK
--
Ray Kawski
1998 Sentra SE Turbo, 1991 NX 2000, 340K mile 1991 Sentra SE-R
Poconos, PA