Re: Aft O2 'simulator'

From: Ragnarok (yum@yermom.org)
Date: Tue Jul 17 2001 - 00:12:13 EDT


chris@slowcar.net wrote:

> |
> They do compare the readings and fluctuations; otherwise the sensor would
> be pointless!

Exactly! We were under the impression the postcat sensor was pointless, just there to
satisfy ODBII. This is how my buddy Lukas understood it, as well as the Haynes manual, and
Lukas is one of the most experienced, well-read, informed car guys I know, so hey...

 Yep, the computer can throw a code which doesn't light the MIL. As for the

> first part - it's generic OBDII functionality (that there is an effect on fueling). This
> was mandated by EPA, etc. in the OBDII requirements. The Haynes claims
> the same thing for the F-body cars, but there is most definitley a change there -
> so in this respect I would say the Haynes is just flat out wrong.

Haynes WRONG??!! You must be joking. Hey, if you can't trust Haynes, who can you trust?
Guess I'll just have to rely on the DMLers.

>
> | I don't know if it's the same thing or not, but for our GM cars we have always
> used "O2 Simulators" from casper electronics - around 50 bucks a pop. The
> stock dodge O2 connectors will probably add a little expense.
>
> Chris Bennight
>

Hmm...have to check them out...Thanx for all the info, tho...

William



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