[flouese]

Thanks, this is helpful.

Originally Posted by 78F350

Here's some interesting info:
https://rennlist.com/forums/boxster-and-boxster-s-986-forum/869939-p0341-and-p01397-1999-and-older.html
(function of sensor in 1997-1999 Box's)

I just went outside to cover a (very dirty) 2.5L engine before the rain starts. Here's some pics I took:




Hope that you do not need to touch the bank one sensor...