Well, I dropped it off at my local Volvo Indy mechanic, picked it up this afternoon but said they couldn't find anything. According to them, the short term fuel trim is supposed to fluctuate slightly. They dropped in a can of fuel injector cleaner, told me to drive 150 miles and see if anything chan...

Thanks a bunch! Never would have guessed that such small deviations could be indicative of this problem. Called the local Volvo indy this morning, but they won't have time to look at it until 2 weeks from now. I'll report back once I know more.

Thanks! Immediately went back and checked. Does it matter if engine is at operating temperature? It was still warm, but probably not at operating temperature. Readouts changed after running for a while, although I don't know what any of these mean. These are the results. The following readouts do no...

First of all, these forums have already been a great help w DIY fixes and diagnosing problems :) However, I've gotten as far as I could using the topics already available and was hoping to rely on the knowledge of those here to help me further. About 6 months ago, my V70 (2.5T, MY2005) started havin...