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ASE · Study Guide

ASE Study Guide

Short lessons written for the ASE, each followed by practice questions on the same topic.

What is included

50 lessons in 8 sections: Engine Repair (A1), Automatic Transmission/Transaxle (A2), Manual Drive Train and Axles (A3), Suspension and Steering (A4), Brakes (A5), Electrical/Electronic Systems (A6), Heating and Air Conditioning (A7), Engine Performance (A8)
Audio in English and Spanish for every lesson, with the section being read highlighted
Spanish text for every lesson
Check yourself questions with explanations in every lesson
996 flashcards for quick review
4,877 ASE practice questions with explanations

Engine Repair (A1)

6 lessons · 50 min

Mechanical Fault Diagnosis8 min readOpen lesson Cylinder Heads and Valve Trains8 min read Short Block Inspection and Assembly9 min read Lubrication Faults and Oil Service8 min read Cooling Faults and Component Service9 min read Supporting Systems and Mechanical Symptoms8 min read

Automatic Transmission/Transaxle (A2)

6 lessons · 48 min

Transmission Types and Diagnostic Planning9 min readOpen lesson Hydraulic and Shift Quality Diagnosis10 min read Electronic Transmission Control Diagnosis7 min read In-Vehicle Transmission Service7 min read Transmission Removal and Internal Inspection8 min read Transmission Assembly and Installation7 min read

Manual Drive Train and Axles (A3)

6 lessons · 47 min

Clutch Operation and Repair8 min readOpen lesson Manual Transmission Diagnosis and Repair8 min read Manual Transaxle and Final Drive Repair8 min read Drive Shafts and Wheel Bearings7 min read Drive Axle Setup and Repair8 min read Four-Wheel and All-Wheel Drive Repair8 min read

Suspension and Steering (A4)

6 lessons · 48 min

Steering Linkage and Hydraulic Assist9 min readOpen lesson Electronic Steering and Column Service8 min read Front Suspension Inspection and Repair8 min read Rear Suspension Inspection and Repair7 min read Tire Service and Vibration Diagnosis9 min read Wheel Alignment Diagnosis and Adjustment7 min read

Brakes (A5)

7 lessons · 56 min

Hydraulic Brake Fault Diagnosis9 min readOpen lesson Brake Fluid and Hydraulic Repairs9 min read Brake Assist and Parking Brakes7 min read Drum Brake Inspection and Service8 min read Disc Brake Inspection and Service8 min read Electronic Brake Control Diagnosis8 min read Electronic Brake Control Repair7 min read

Electrical/Electronic Systems (A6)

7 lessons · 57 min

Circuit Fundamentals and Meter Testing7 min readOpen lesson Networks and Advanced Electrical Diagnosis8 min read Low-Voltage Battery Testing and Service8 min read Starting Circuit Diagnosis and Repair8 min read Charging Circuit Diagnosis and Repair9 min read Exterior and Interior Lighting Repairs8 min read Body Electronics and Safety Circuits9 min read

Heating and Air Conditioning (A7)

6 lessons · 45 min

HVAC Operation and Performance Testing7 min readOpen lesson Refrigerant Recovery and Charging7 min read Refrigeration Component Diagnosis and Repair8 min read Cabin Heat and Cooling Circuit Service8 min read Manual HVAC Controls and Air Delivery8 min read Automatic Climate Control Diagnosis7 min read

Engine Performance (A8)

6 lessons · 49 min

Base Mechanical and Electrical Diagnosis8 min readOpen lesson OBD Data and Control Circuit Testing6 min read Ignition Fault Diagnosis and Repair8 min read Fuel Delivery and Airflow Diagnosis9 min read Emissions Fault Diagnosis and Repair8 min read Integrated Driveability Fault Resolution10 min read

Study guide included with ASE plans

Every lesson in full, the audio, Check yourself questions and the full ASE practice bank in one account.

1 month~~$44.99~~ $22.49
3 months~~$131.99~~ $65.99
Lifetime~~$269.99~~ $134.99

One payment, no subscription.

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Sample lessons: Mechanical Fault Diagnosis · Transmission Types and Diagnostic Planning · Clutch Operation and Repair · Steering Linkage and Hydraulic Assist · Hydraulic Brake Fault Diagnosis · Circuit Fundamentals and Meter Testing · HVAC Operation and Performance Testing · Base Mechanical and Electrical Diagnosis

Original lessons written for ASE practice. Exam names are trademarks of their owners; tests.global is not affiliated with them.