When performing a pre-trip inspection, drivers are required:

Question

Quizplus · Accepted Answer

When performing a pre-trip inspection, for the CDL test or otherwise, drivers are required to ensure that the vehicle horn works properly. While this check may seem small and insignificant, having a properly working horn is essential for safe driving. This is especially true for those times when drivers must back up their vehicle, as sounding the horn is a universal signal for this potentially hazardous task.

When Performing a Pre-Trip Inspection, Drivers Are Required