What should you do when asked to perform the air brake test by the examiner?

When tasked with performing the air brake test by the examiner, it is crucial to successfully perform all elements as instructed. This test is designed to ensure that a commercial vehicle's air brake system is functioning properly and safely. Each component of the air brake system has a specific role, and demonstrating proficiency in all parts of the test showcases your understanding of the system's functionality and the importance of safety on the road.

Completing all elements of the air brake test includes checking the air pressure, performing the applied leak down test, and demonstrating the service brake application. Omitting any part of this procedure could indicate a lack of thoroughness or understanding, which could potentially compromise safety. Therefore, adhering to the examiner's instructions to perform each aspect of the test is essential for effectively showing your capabilities as a commercial driver.