Inside Out - S1-E10
Revealing mistake: When the bad guy says "Deploy" and K.I.T.T breaks off from the convoy, you can see a normal steering wheel in the car. (00:35:05)
Inside Out - S1-E10
Continuity mistake: When you see K.I.T.T parked up talking to Devon there is a normal steering wheel on the dash. (00:29:00)
Inside Out - S1-E10
Continuity mistake: When the driver of the lorry is radioing for a situation check, you see the driver with a radio in his hand. When you see them drive by and hear him still asking, the driver of the lorry isn't holding a radio, but has both hands on the steering wheel.
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"