Free ASE A5 Practice Test: Brakes
A5 leans on hydraulics: master cylinders, lines and hoses, valves, bleeding and power assist make up 19 of the 45 scored questions. ABS, traction control and stability control add 10.
45 Brakes questions in 61 minutes, ASE’s pace, scored by content area with a worked explanation for every answer.
Or start with a free A5 drillWhen cleaning brake dust from drum brake assemblies, all of these are acceptable practices EXCEPT:
Watch worked examples, step by step
Brake system questions from the A5 test, each answer explained.
ASE A5 test format
- Scored questions
- 45
- Unscored research questions
- 10
- Time
- 75 min
- Recertification test
- 23 Qs · 30 min
The unscored questions are mixed in and not marked, so you can’t tell which ones count. Our full A5 practice test gives you the 45 scored-question count in 61 minutes, the same pace as the real test.
What’s on the A5 test
ASE’s task list splits the A5 into 4 content areas. Your score report shows how you did in each one.
| Content area | Scored questions | Share |
|---|---|---|
| A. Hydraulic, Power Assist, and Parking Brake Systems | 19 | 42% |
| B. Drum Brakes | 5 | 11% |
| C. Disc Brakes | 11 | 24% |
| D. Electronic Brake Control (ABS, TCS, ESC) | 10 | 22% |
Take the A5 under real time limits
45 Brakes questions in 61 minutes, ASE’s pace, scored by content area with a worked explanation for every answer.
Or start with a free A5 drillFree A5 practice drills
Ten questions with the explanation after each answer. Create a free account to save your results; each drill’s first attempt is free.
ASE A5 questions
How many questions are on the ASE A5 brakes test?
A5 has 45 scored questions plus 10 unscored research questions, 55 in total, with 75 minutes.
What is on the ASE A5 test?
Hydraulic, power assist and parking brake systems (19 questions), disc brakes (11), electronic brake control including ABS, TCS and ESC (10), and drum brakes (5).
Ready for test day?
45 Brakes questions in 61 minutes, ASE’s pace, scored by content area with a worked explanation for every answer.
Or start with a free A5 drillOther ASE practice tests
- ASE A1 Engine Repair practice test
- ASE A2 Automatic Transmission/Transaxle practice test
- ASE A3 Manual Drive Train and Axles practice test
- ASE A4 Suspension and Steering practice test
- ASE A6 Electrical/Electronic Systems practice test
- ASE A7 Heating and Air Conditioning practice test
- ASE A8 Engine Performance practice test
- ASE G1 Auto Maintenance and Light Repair practice test
- All ASE practice tests
Format and content areas are from ASE’s published study guide, checked October 2026: ASE Automobile & Light Truck Study Guide (A1–A9) · ASE A Series test page.
Original independent practice written from ASE’s public task list. Not affiliated with or endorsed by the National Institute for Automotive Service Excellence (ASE) or Prometric.