Practice question

On the Michigan CDL Air Brakes test, if the ABS warning lamp comes on while driving, what should you do?

Stop immediately — you have no brakes
Drive normally — the regular service brakes still work, but ABS is not functioning and the system should be repaired soon
Apply only the parking brake
Drain the air tanks

Answer: B — Drive normally — the regular service brakes still work, but ABS is not functioning and the system should be repaired soon

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