Andy Morse wrote:

>    So why does the vehicle even need an oxs sensor if it runs OK without it?
>I'm assuming it would run better? So should I spend the 80 bucks and get a
>new sensor?
>

The O2 sensor provides the signal info that the ECU uses to aid in
monitoring and controlling the engine and fuel injection to achieve the
lowest emissions possible. Without it, the engine runs richer, i.e. more
fuel burned so more pollutants into the air.

regards,

John Rodgers
88 GL Driver