Free CDL Exam Air Brakes Endorsement Practice Test Questions

Question # 9

If the service line between tractor and trailer leaks, what effect will it have?

Options:

Trailer brakes will not respond to foot pedal

Tractor brakes lock immediately

Trailer spring brakes apply automatically

Nothing until low air warning sounds

Viewing question 9 out of 72 questions

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CDL Exam Air Brakes Endorsement Overview

Name	Air Brakes Knowledge Test
Code	CDL Exam Air Brakes Endorsement
Vendor	Career
Certification	Federal Motor Carrier Safety Administration

CDL Exam Air Brakes Endorsement Questions

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