I have a 2000 S40 and the tail lights or running lights do not work. It is not a fuse or a bulb. All other lights function as normal. I've heard all the lights are controlled by the CEM (central electronic module) which basically contains a bunch of relays. Instead of getting too involved with messi...

Hello all, I'm at a loss and could really use some advice please. I recently swapped my motor due to my timing belt tensioner failing while driving. The motor swap went smooth but once I fired up the new engine I get a misfire code for cylinder #3...P0303. I did all the normal diagnostics such as sw...