Thank you.

This a new issue. When I start it, the engine revs all the way up to red line. I shut it off quickly and waited a minute and then it started normally. It's done this 3-4 times recently. Any ideas?

Thanks, I check it out. It doesn't do anything else weird when running. It has never died or stumbled, Just the no-start after sitting 30 minutes. If I shut it off and try it immediately, it always starts right back up.

I have a strange no start condition. Starts in the morning fine. I drive 4 miles to work. Come out at noon for lunch, starts fine. Drive 4 miles home. 40 minutes later, cranks but no start. Wait an hour, starts fine. I changed the fuel pump relay, injector relay, coolant temp. sensor, all one at a ...