Sad to say, I needed to work on the wife's 07 F150. Rats built a nest in the intake valley under the intake and chewed the wires off of one of the knock(detonation) sensor and the check engine came on. While I was in there I did the 100000 tune up 3000 miles early.
Steve
86 Bronco, XLT, 5.0 EFI, EEC IV, AOD, IFS, limited slip front and rear, 3.08 gears, Tilt steering, factory AC