Distance setting between the target pattern and vehicle

1. Dangle a string with a weight (A) from the center of the target, then dangle the strings (B) and (C) with a weight on both ends of the target. The three strings with the weights, should be able to move parallel on the string described in Step 10 .

1. Remove the right and left wheel, and then remove both hubcaps.

1. Move the vehicle back and forth. The steering wheel is put into the straight ahead position then stop the engine.