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How Our Practice Exam Works?

Study wherever, whenever with these quiz practice questions for T Series:

Pick a Mode

Pick a Mode

You can choose Study Mode for course preparation and Exam Mode (timed 90-minute) for simulation.

Realistic Mix

Realistic Mix

T Series exam questions reflect both multiple-choice and scenario/performance-style prompts aligned to exam objectives.

Detailed Explanations

Detailed Explanations

Every question includes a clear explanation, so you know why an answer is correct.

Domain Analytics

Domain Analytics

See strengths/weaknesses by the domains & sub-topics to focus your revision.

Reattempts

Reattempts

Retake Automotive Service Excellence: Medium-Heavy Truck series practice exam to improve your speed and accuracy; watch your score trend toward the benchmark.

Exam Simulator

Exam Simulator

Get a feel for the real exam with our ASE practice test.

Why Choose PrepHOW for T Series Practice Questions

Train the way you'll be tested. With the most clinically accurate, expertly written question bank, you’ll build the speed, accuracy, and confidence needed to pass the Automotive Service Excellence: Medium-Heavy Truck series on your first attempt.

  • 1. Practice & Exam modes to switch between learning and testing
  • 2. Detailed answer explanations for every question
  • 3. Instant scoring & feedback to show what you missed and why
  • 4. Smart dashboard to track strengths, weaknesses, and progress
  • 5. Study anywhere with mobile-friendly design
  • 6. Updated T Series questions bank to match the latest exam changes
  • 7. Free practice test to start - no credit card required

Real Exam Feel

Mock Exam/Study modes, question flagging, and instant or end-of-exam feedback.

Smarter Analytics, Faster Improvement

Trend charts so you can see when you're consistently above the passing scrore.

Quality You Can Trust

Clear, teach-back explanations with why the correct answer is right and why others aren't.

Frequently Asked Questions

What is the ASE T Series certification?

It's a set of exams from the Automotive Service Excellence organization for medium and heavy truck technicians. The T Series tests your skills in diagnosing, servicing, and repairing truck systems like engines and brakes. Passing leads to certification that shows you're qualified for truck repair jobs.

What tests are included in the T Series?

There are eight tests:

  • T1 (Gasoline Engines)
  • T2 (Diesel Engines)
  • T3 (Drive Train)
  • T4 (Brakes)
  • T5 (Suspension & Steering)
  • T6 (Electrical/Electronic Systems)
  • T7 (Heating, Ventilation & Air Conditioning)
  • T8 (Preventive Maintenance Inspection)

You can take them individually based on your specialty.

How many questions are on each T Series test?

It varies:

  • T1 has 50 scored questions
  • T2 has 55 scored questions
  • T3 has 40 scored questions
  • T4 has 50 scored questions
  • T5 has 50 scored questions
  • T6 has 50 scored questions
  • T7 has 40 scored questions
  • T8 has 50 scored questions

Expect a mix of multiple-choice questions on real-world scenarios.

What work experience do I need to get ASE certified in the T Series?

You need at least two years of full-time, hands-on work in truck repair, or a mix of training and experience. Entry-level options exist if you're just starting out.

How do I prepare for the ASE T Series exams?

Start with the official ASE study guides, which outline the task lists for each test. Take Prephow ASE T Series practice tests, review your weak areas, and get hands-on practice.

How do I register for a T Series exam?

Create a myASE account on the ASE website, pick your test, and schedule at a Prometric testing center. Tests are available year-round, but book early for your preferred date.

What are the benefits of getting ASE T Series certified?

It boosts your resume, often leads to higher pay, and shows employers you're skilled. Many shops require it for truck tech roles, and it can open doors to better jobs in fleet maintenance or dealerships.

Is there a specific test for diesel engines in the T Series?

Yes, T2 covers diesel engines, including fuel systems, emissions, and troubleshooting. It's one of the longer ones with 55 questions and popular for heavy truck techs.

What's the difference between the T Series and entry-level ASE tests?

The T Series is for pros with experience, focusing on advanced diagnosis and repair. Entry-level versions (like in the M/H Truck series) are for students, with shorter tests and no experience requirement.