Air Brakes

Question 19 / 20Correct answers 0
Time00:00

Over 1000+ CDL questions now available with translations in our mobile app!

www.CDLhelp.com

What is the purpose of a brake light switch?

AIt turns on the brake lights when you put on the air brakes.
BIt turns on the brake lights when you put on the air brakes.
CIt adjusts the brightness of your headlights.