Air Brake Coach
Driving with air brakesQuestion 100 of 116

What does a steady ABS warning light show?

  1. That the ABS is working
  2. A problem with the ABS
  3. That the bulb test is on
  4. That the brakes are hot
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Correct answer: A problem with the ABS

A flashing light shows that the ABS is controlling the brakes. A steady light shows a problem.

Source: Air Brake Manual: A Guide for Instructors (Government of Alberta, Alberta Transportation, March/April 2012), Module 9: Driving tips, page 94

Practice driving with air brakes

Questions last reviewed: 18 October 2026