Every sensor on or in a computer-controlled car or truck talks to the “on-board PC” in a kind of language you’ve never heard or seen. All of the inputs are in a voltage-speak and are all numbers. All ...

Penray’s 2520 cleaner for mass air flow sensors is designed to remove contaminants such as dust and oily vapors from the fine wire that senses the flow of air entering the induction system. Cleaning ...