Solved... I got a second hand harmonic balancer for $20 and loosened the timing belt tension and adjusted the intake and exhaust cam so they lined up to the timing marks - took about 4 attemts lol. Rotated the engine over and noticed significantly more compression. Rotated the crank twice and timing...

Update from this afternoon, After thinking about it more I decided to look at the mechanical rather than electrical aspects of the problem. Haven't done a timing belt before but thought I would at least look to see if there is something suspect with the Cam timing. Here is what I found... When I pul...

Latest Update. Scan Gauge II provides the following codes. P0340 and P0345. These codes are consistent. The P0345 code appeared after plugging in the exhaust CMP harness which was unplugged at the time of the OP. Engine is hard to start and fires only on about the fourth attempt and starts at a low ...

Thanks Rick,

Sorry I have been busy with work and a pregnant wife last couple of days and haven't progressed any further. Working on it again today and we will see where I get to.

Glenn

I got the battery charged a little to 12.1V. Reinstalled and started the car and this time it did start but threw a P0345 code and the original P0340 code. Still taking a long time to start and running rough. Leaving the battery on charge overnight and will continue to diagnose tomorrow. Thanks for ...

Thanks Rick! Well I discovered a couple of things prompted by your post. Firstly I found the exhaust Cam Position Sensor. Second I found the harness disconnected and laying down by the transmission. At this point I thought I had solved everything. Connected harness with some contact cleaner and now ...

Hi all first post and hoping someone can help. Car is a 2004 2.5T Volvo XC90 B5254T2 I was driving home about two weeks ago and turned the corner onto my street after highway driving and noticed the engine had no power. Got home and turned it off and tried starting again. Instead of instantly starti...