I want to thank Ðave Cybe for the post he made on 8-12-03. That fixed my "glowing" O2 Sensor light!!!!
Thanx Dave!!!
Jake...
On earlier models (I have an 89 P-U) you have to move a screw on the back of
> your instrument cluster. There should be a screw hole identified as "KSW-A"
> and "KSW-B". "A" is below a ground terminal/screw and "B" is over to the
> right with a piece of masking tape over it. Every 90,000 miles you have to
> move the screw from one position to the other (if the vehicle runs OK,
> changing the O2 sensor itself isn't needed).
> Hope this helps.
> Ðave