ASE Prep Lab — Free ASE Courses & Practice Tests

Full ASE test-prep courses, free on YouTube — every course built from ASE's published task list, with practice questions, worked explanations, and a printable workbook for each module.

Seven complete courses are live now. Pick your test area:

• ASE A5 Brakes

  Hydraulics, drum and disc brakes, and ABS/ESC — the complete A5, lesson by lesson.

  42 free video lessons · ASE A5 practice test samples · printable workbook from $19.99.

• ASE A6 Electrical/Electronic Systems

  Electrical diagnosis, starting, charging, lighting, and body electrical — the complete A6.

  34 free video lessons · ASE A6 practice test samples · printable workbook from $19.99.

• ASE A8 Engine Performance

  Engine diagnosis, ignition, fuel and air, emissions, and computer controls — the complete A8.

  42 free video lessons · ASE A8 practice test samples · printable workbook from $19.99.

• ASE A1 Engine Repair

  Engine diagnosis, cylinder head and valve train, block, lubrication and cooling — the complete A1.

  41 free video lessons · ASE A1 practice test samples · printable workbook from $19.99.

• ASE A4 Suspension & Steering

  Steering, suspension, wheel alignment, and wheels and tires — the complete A4.

  39 free video lessons · ASE A4 practice test samples · printable workbook from $19.99.

• ASE A7 Heating & Air Conditioning

  A/C service and diagnosis, refrigeration components, and climate controls — the complete A7.

  47 free video lessons · ASE A7 practice test samples · printable workbook from $19.99.

• ASE A2 Automatic Transmission/Transaxle

  Transmission diagnosis, in-vehicle service, and unit removal and installation — the complete A2.

  52 free video lessons · ASE A2 practice test samples · printable workbook from $19.99.

More courses are in production. Every video course is free; the printable workbooks are optional study companions.