I have a 2016 V60 and I've installed a questionable Android head unit -- it works mostly but the canbus integration isn't the best. The biggest issue is that when I adjust the car's internal temperature controls, it doesn't decode the information properly and won't tell me what I've set the temperat...

Hello and sorry for what must be the most rudimentary question asked here. I've been reading around the internet and seeing that some people end up with issues when not following procedure correctly disconnecting/reconnecting their Volvo battery properly. The issues seem to be isolated to people wit...