Practice question

If the spring brakes are on, you should:

  1. Not use the brake pedal.
  2. Press the accelerator.
  3. Move the steering wheel.
  4. Be especially careful because the brakes may fail.

Answer: A — Not use the brake pedal.

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: Illinois CDL Air Brakes Test 2 →