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Free practice questions

Free ASE practice test questions.

Everything on this page and the pages it links to is free to read, print and share. No account, no email address, nothing to unlock. The questions are in the ASE format, four options and one best answer, and each one explains why every option is right or wrong.

01Questions by test

Ten questions per test, spread across the content areas in the proportion the ASE test specification gives them, with an answer key at the end of each page.

ASE A1Engine Repair

Ten questions across the five content areas, every option explained.

 ASE A2Automatic Transmission/Transaxle

Ten questions across the three content areas, every option explained.

 ASE A3Manual Drive Train & Axles

Ten questions across the six content areas, every option explained.

 ASE A4Suspension & Steering

Ten questions across the four content areas, every option explained.

 ASE A5Brakes

Ten questions across the four content areas, every option explained.

 ASE A6Electrical/Electronic Systems

Ten questions across the five content areas, every option explained.

 ASE A7Heating & Air Conditioning

Ten questions across the three content areas, every option explained.

 ASE A8Engine Performance

Ten questions across the five content areas, every option explained.

 ASE G1Auto Maintenance & Light Repair

Ten questions across the seven content areas, every option explained.

02Questions by content area

Five more free questions for every content area of every test:

ASE A1 Engine Repair: general engine diagnosis · cylinder head valve train · engine block · lubrication cooling · fuel ignition induction exhaust

ASE A2 Automatic Transmission/Transaxle: transmission diagnosis · in vehicle transmission repair · transmission overhaul

ASE A3 Manual Drive Train & Axles: clutch · manual transmission · transaxle · drive shafts CV joints · drive axles · four wheel drive AWD

ASE A4 Suspension & Steering: steering systems · suspension systems · wheel alignment · wheels tires

ASE A5 Brakes: hydraulic brakes · drum brakes · disc brakes · ABS traction stability control

ASE A6 Electrical/Electronic Systems: electrical diagnosis · battery starting · charging system · lighting systems · body electrical

ASE A7 Heating & Air Conditioning: HVAC cooling service · refrigeration components · HVAC controls

ASE A8 Engine Performance: general diagnosis · ignition system · fuel air induction exhaust · emissions controls · computerized engine controls

ASE G1 Auto Maintenance & Light Repair: engine systems · automatic transmission · manual drive train · suspension steering · brakes · electrical · HVAC

03Free guides

How ASE tests work ASE test fees and registration How to become an ASE Master Technician G1 or the A-series: which test first How to answer Technician A / B questions

04For instructors and schools

You are welcome to link to any of these pages from a course page, program resource list or library guide, and to print the question pages as handouts. The printed version shows the questions and the answer key without the explanations. Nothing here asks a student for an account or an email. For group access, or a correction, get in touch.

05Where they come from

Each question is written to one task in the ASE task list for its test, checked by a second reviewer, and weighted to the test specification. The method, and how to report a question you think is wrong, is in how our questions are made.

ToolboxPrep is an independent study site. It is not affiliated with or endorsed by ASE (the National Institute for Automotive Service Excellence). Our questions are original practice questions written to the published ASE test specifications; they are not actual test questions.