I think mainly just wipe off any crud that has stuck to the surface of the
electrodes. Paper towel ought to do. I wouldn't use anything else except maybe
lightly rub or wipe  with a worn Scotchbright pad.

John Rodgers
88GL Driver

Woody Halsey wrote:

> Dear List,
>
> Thanks to all who have weighed in with suggestions about the cause of my
> flashing coolant level light. I am hoping it's the sensors. Can anyone tell
> me how to clean them, before I just replace?
>
> Thnx,
>
> Woody