single wire OXS: how it works?

[Larry C Leung]

Pre-heat, hence function of the O2 sensor until the exhaust system heats
up. Thus, potentially more bad junk in our air, and failure of emissions
tests if they do a cold start-up. 
For those of us whom breathe air, we'd prefer the 3-wire. 


LL - NY

On Wed, 25 Apr 2001 23:16:51 -0400 Konstantin Bogach <kbogach at home.com>
writes:
>Hi listers.
>
>I see that single wire O2 sensor is almost twice chipper than 3 wire
>one.  I have a question:  why is that?   What I lose if I buy single
>wire sensor?
>
>
>Konstantin Bogach.
>