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ADI Part 1 Theory Test
Passing the ADI Part 1 theory test is the first major step toward becoming a fully qualified Approved Driving Instructor in the UK. The ADI qualification process has three stages, and this first exam sets the foundation for everything that follows. To Pass the ADI Part 1, you’ll need a solid grasp of how the test works and what each component requires.
How to Pass the ADI Part 1: The Ultimate 2026 Success Guide
Learn how to Pass the ADI Part 1 using this fully optimized 2026 success guide filled with expert strategies, study tips, exam insights, resources, and FAQs to help you pass on the first try.
Understanding the ADI Part 1 Exam Structure
Passing the ADI Part 1 is the first major step toward becoming a fully qualified Approved Driving Instructor in the UK. The ADI qualification process has three stages, and this first exam sets the foundation for everything that follows. To Pass the ADI Part 1, you’ll need a solid grasp of how the test works and what each component requires.
What the Theory Test Includes
The theory portion consists of 100 multiple-choice questions split into four essential categories:
- Road Procedure
- Traffic Signs and Regulations
- Driving Test Law and Responsibilities
- Instructional Techniques
You must score at least 85 out of 100, with a minimum of 20 correct answers in each category. This structure ensures you’re not just strong in one area but well-rounded across everything needed to train new drivers.
ADI Part 1 Hazard Perception Requirements
The hazard perception section contains 14 video clips, each featuring one or more developing hazards. Unlike typical learner tests, ADI candidates must demonstrate a higher level of observation and anticipation.
To pass, you need to score 57 out of 75.
Scoring System Explained
Your final Part 1 score combines both sections:
SectionTotal MarksPassing ScoreMultiple Choice10085Hazard Perception7557
Both sections must be passed in the same sitting.
Why Passing the ADI Part 1 Matters
Importance for Your Future Driving Instructor Career
Passing the ADI Part 1 shows you're committed to professionalism, road safety, and high-quality instruction. It’s your doorway to Parts 2 and 3 — the practical driving and teaching exams.
How Part 1 Sets the Foundation for Parts 2 & 3
Understanding the rules, laws, and instructional methods early makes the later stages far easier. Many successful instructors agree: mastering Part 1 sets you up for long-term ADI success.
Eligibility Requirements for ADI Part 1
Age & Licensing
You must:
- Be at least 21 years old
- Have held a full UK driving licence for 3+ years
Background Checks
All ADI candidates must pass an enhanced DBS check before training.
Preparing to Pass the ADI Part 1 on the First Attempt
Study Material You Need
To succeed, you’ll need access to:
- The Highway Code
- Know Your Traffic Signs
- DVSA Essential Driving Skills
- ADI-specific theory resources
Official DVSA Resources
The DVSA provides updated learning tools, including mock tests and hazard clips. You can access them here:
🔗 https://www.gov.uk/become-a-driving-instructor
Creating a Study Schedule
Most candidates pass faster using:
- 1-hour study blocks
- 5–6 days per week
- Weekly mock test reviews
Core Topics You Must Master for ADI Part 1
Road Signs & Traffic Regulations
Understanding advanced road signs is crucial. ADI candidates are expected to know more than learner drivers.
Driving Laws & Highway Code
This includes:
- Speed limits
- Vehicle control
- Rules at junctions and roundabouts
- Emergency procedures
Instructional Knowledge
ADI Part 1 uniquely tests your teaching understanding — how to explain, demonstrate, and correct errors.
Best Study Strategies to Pass the ADI Part 1
Spaced Repetition
Using spaced repetition apps increases memory retention by up to 40%.
Practice Test Simulation
Always complete mock tests under timed conditions.
Use High-Quality Apps
Apps using official DVSA databases give the most accurate results.
Understanding Hazard Perception for ADI Candidates
How the Test Works
The system detects your reactions based on how early you click the mouse when spotting hazards.
Spotting Developing Hazards
A developing hazard is anything that changes and requires you to slow, steer, or stop.
Common Mistakes
- Clicking too late
- Clicking rhythmically
- Misidentifying hazards
Time Management Tips During the Exam
Pacing Yourself
Spend no longer than 50 seconds per question.
Reviewing Answers
Flag questions and revisit them when everything else is complete.
Common Mistakes That Cause People to Fail
Not Understanding the Scoring Structure
Many fail due to category minimums — you can’t simply score high overall.
Underestimating Hazard Perception
This section is harder than the learner version. You must show instructor-level hazard awareness.
Top Resources to Help You Pass the ADI Part 1
Books
- The Official DVSA Guide to Better Driving
- Driving — The Essential Skills
Online Courses
Many ADI training schools offer Part 1 courses with guaranteed pass schemes.
DVSA Tools
Mock tests, interactive clips, and updated rule changes.
ADI Part 1 Practice Questions & Examples
Example Theory Questions
- What is the correct reaction distance at 50 mph?
- When must you use dipped headlights?
Hazard Perception Scenarios
Look for:
- Emerging vehicles
- Pedestrians near crossings
- Cyclists changing lane position
How Long It Takes to Pass
Average Study Time
Most candidates take 4–10 weeks to prepare.
Fast-Track Study Plan
With daily practice, you can pass in 2–3 weeks.
Costs & Booking Information
Exam Fees
ADI Part 1 costs £81.
Booking
You can book online via DVSA’s official service.
Tips from Successful ADIs
Real-Life Experiences
Most ADIs say consistency is the key.
Insider Advice
Focus heavily on hazard perception — it's where the highest number of candidates fail.
Frequently Asked Questions About How to Pass the ADI Part 1
1. How many attempts do I get?
Unlimited — but passing on the first try is ideal.
2. Is ADI Part 1 harder than the learner test?
Yes. It’s designed for instructors, not learners.
3. What score do I need to pass?
85/100 on theory and 57/75 on hazard perception.
4. Can I change my booking date?
Yes, via the DVSA website.
5. How long does the ADI licence process take?
Most complete all three parts within 6–18 months.
6. Do I need professional training to pass Part 1?
Not required — but it can dramatically increase your odds.
Your Path to Becoming an ADI Starts with Part 1
Passing the ADI Part 1 is the beginning of an exciting and rewarding career. With the right study plan, the proper resources, and consistent effort, you can Pass the ADI Part 1 confidently and move forward to the practical stages.
You’ve already taken the first big step — now keep going.