I've got a '99 V70xc 2.5T and have two camshaft position codes that don't go away (forgetting now, but something like 0340 and 0343...both reference the sensor). I've replaced the CPS twice (one cheap, one OEM) and neither fixed the codes. Idle is rough (somewhat rhythmic). Plugs and coils are new a...

Not sure if you need the help anymore, but it looks like the PO (or PM - previous mechanic) either goofed something up when doing the timing, or was really lazy. If your car is running rough, then maybe they goofed. If it's running fine, then they were likely just lazy but didn't mess it up. That ye...