Practice question

What does an ABS warning lamp on a trailer indicate during inspection if it stays on when it should go out?

  1. A possible ABS fault that must be addressed
  2. A correct fifth-wheel lock
  3. A charged cargo heater
  4. A normal sign that all brakes are disabled

Answer: A — A possible ABS fault that must be addressed

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: Virginia CDL Doubles and Triples Endorsement Test Practice Questions - Virginia CDL Doubles and Triples Endorsement Test Exam →