Dumb S4 O2 sensor R&R questions
#16
Captain Obvious
Super User
Super User
![Default](https://rennlist.com/forums/images/icons/icon1.gif)
Ok but then where and by what do these molecules get read or detected by? The entire claim by Bosch seems a bit voodoo to me. If someone can explain how this actually works as a system, I would greatly appreciate it.
#17
#18
Captain Obvious
Super User
Super User
![Default](https://rennlist.com/forums/images/icons/icon1.gif)
Originally Posted by Z