Visible crew/equipment: When Michael is on the beach after finding the body, the camera is on K.I.T.T. In the rear wheel, you can see the reflection off all the crew standing. This can also be seen in the next scene in the front wheel along with the reflection of the lights. (00:03:40)
A Knight in Shining Armor - S2-E13
Visible crew/equipment: As Michael walks over to KITT and the loud mouth challenges him to a race, a light set up is reflected on the car.
Answer: KITT didn't choose to go off the cliff in Goliath Returns, it just happened as he tried to avoid Goliath. Just 'cus it happened, doesn't mean It's gonna cure his fear of "flying"