Ohio CDL Air Brakes Practice Test 2026

Questions mapped to the official Ohio Bureau of Motor Vehicles Commercial Driver's Manual. Required for any vehicle equipped with air brakes, including air-over-hydraulic systems. Full rationale on every answer.

📍 Required for Air Brake Vehicles — Ohio BMV Manual — 20/25 to Pass
Questions on Real Exam
25
Ohio BMV Manual
Minimum to Pass
20 Correct
80% passing threshold
Practice Questions
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Full module coverage
Test Location
Deputy Registrar
Ohio BMV

What the Ohio CDL Air Brakes Test Covers

The real Ohio CDL Air Brakes exam has 25 questions, and you need 20 correct (80%) to pass. Skipping or failing it results in a restriction on your CDL. Topics tested include:

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Ohio CDL Air Brakes Practice Questions