robby91, thank for sharing this information. On my case, I am at the point of soldering the first splice I found after the CEM unit. I also replaced the ABS control unit (did not work!) and Volvo shop tried to replace the Engine Control Module but I didn't let them do it. So, I guess that, like you,...

On my quest for a solution for my problem, since my dealer can not find one, I just got this answer, which makes lots of sense to me: What I think might be going on here, is a bad splice joint in the harness.... I have resoldered dozens of these! You have a BUS network for control modules. So that m...

My good, it looks like that I am not alone in this Volvo world! I have a S80 T6 1999, with 200,000 miles and I have exactly the same problem. “Brake Failure Please Stop ASAP”, “Transmission problem. Fix next service”. All the warning light, ABS, Brakes, STC, Check Engine are on, no eng. Temp. Gauge,...