When is a heated 02 sensor necessary ?

[Squash]

Bob, this is what mine does, too.  It's gotta have some way of knowing when it's ready to go.

Squash

--- Bob Valentine <bob at tecmark.com> wrote:
> I belive the '730 looks at the number of 02 cross-counts to determine
> readiness, sounds familiar from somewhere in the archives.
> 
> Mine goes into C/L on a hot restart just as soon as 02 cross-counts go up.
> Leaving the power to the 02 sensor disconnected and it takes measureably
> longer to go into C/L, with a corrosponding longer time until cross-counts
> go up.
> 
> -> Bob


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