DMV Cartedefr · Michigan · cdl · Air Brakes Test 1

Michigan cdl Air Brakes - Test 1

Number of questions: 25

Passing score: 80%

Acceptable number of errors: 5

This endorsement is required for driving a vehicle with air brakes. To receive this endorsement, applicants must pass a written test. The test consists of 25 multiple choice questions. To pass, the applicant must answer at least 20 questions correctly. Test questions come from the Michigan Commercial Driver License Manual. Questions come from the chapter covering: Air Brakes. The Air Brakes endorsement may be used with the Class A, B or C CDL.

To DMV Handbooks

11. When operating a vehicle with a dual air brake system, the driver should:

A ×

Let the vehicle warm up before driving to ensure that the fuel reaches the engine.

B

Let the air compressor build up a minimum of 100 psi pressure in the primary and secondary systems before driving.

C ×

Begin driving just after the vehicle starts.

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