Quote:
Originally Posted by runjmc2
I debated cleaning mine while I was in the neighborhood and decided not to. I had read that the effective membrane is not meant to be cleaned and actually damages it and cleaning it was a "last ditch" effort to extend the life. Can some of the experts comment?
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Based on visual inspection, I was of the impression my 99 is a hot wire sensor, not a membrane. The newer boxsters may very well be membrane sensors, a newer technology.