WARNING: This page is about a different car, the 2001 Ford F550 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: 6.8L Bi-Fuel, Engine Performance Circuit (1 of 6)
Fig 2: 6.8L Bi-Fuel, Engine Performance Circuit (2 of 6)
Fig 3: 6.8L Bi-Fuel, Engine Performance Circuit (3 of 6)
Fig 4: 6.8L Bi-Fuel, Engine Performance Circuit (4 of 6)
Fig 5: 6.8L Bi-Fuel, Engine Performance Circuit (5 of 6)
Fig 6: 6.8L Bi-Fuel, Engine Performance Circuit (6 of 6)