For the first time in years, I saw a Check Engine on the XC90. Of course, having a handy dandy OBD2 reader, I quickly read the code as a P0405 "Brake A/B switch". Undeterred (and fortunately, without affect), we carried on with our trip.
Camping at Ded Tick Ranch - Day 1 - Check Engine on the XC90? by kachline.net is licensed under a Creative Commons Attribution 4.0 International License.
Based on a work at https://www.kachline.net/2020/2020-07-31/HTML/IMG_1210.HTML. GPS Location