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Practice quizzes / Illinois CDL Air Brakes Practice Questions - Illinois CDL Air Brakes Knowledge Test Exam / Question 99544
Practice question

What is the maximum air loss allowed in one minute for a single vehicle with brakes released during the static leakage test?

  1. 1 psi
  2. 2 psi
  3. 4 psi
  4. 6 psi

Answer: B — 2 psi

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

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