Oxygen Sensor for 5KTQ

Kneale Brownson kneale at coslink.net
Tue May 10 21:42:55 EDT 2005


Why would the sensor need reference air?  It doesn't decide anything, just
"reports" conditions inside the exhaust system.  I'd think the "reference
air" if needed, would be at the ECU.   It's the ECU that decides things. 

At 09:18 PM 5/10/2005 -0400, Ben Swann wrote:

>
>I suspect some of the newer designs - 4 to 6 wire sensors actually have a 
>dedicated conduit for reference air. 


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