I see you have an 03 GT.I don't remember anyone reporting those going bad before, but I guess it could happen. Looking at the troubleshooting procedure for P1692 at
http://madstyle1972.com/Repair...2.pdf another cause could be the oil control valve filter. I would probably at least check that before dropping the money on parts replacement. A relevant thread on that is
http://forums.genvibe.com/zerothread?id=42494However, I'd expect a filter to exhibit more of a gradual issue, not a sudden definitive "car won't start problem". so maybe it is a part failure