Michigan CDL Air Brakes Practice Questions - Michigan CDL Air Brakes Knowledge Test Exam

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For an Michigan CDL air-brake vehicle, during pre-trip, when checking the air system, you turn the key on but do not start the engine. Pressure is at full and brakes are released. You time the static leak rate. What value passes a single vehicle?
Correct Answer:
No more than 2 psi per minute

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