EPA 609 Certification Prep

Preparing for your EPA Section 609 MVAC certification? EPA 609 Certification Prep gives you focused practice for the 25-question, open-book motor-vehicle air-conditioning exam — with clear explanations, CFR and SAE citations, and an offline reference library built for the shop.

WHAT'S INCLUDED:

Practice Mode
- 50 multiple-choice questions covering Section 609 regulations, refrigerant identification, recovery equipment, leak detection, evacuation, retrofits, and hybrid / EV high-voltage safety.
- Every answer paired with an explanation and a regulation or SAE citation (40 CFR Part 82 Subpart B, SAE J2788 / J2843 / J2851, and more).
- Drill Core 609 topics or MVAC topics separately, or sweep across the whole bank.

Mock Exams
- Mock 1 — 25 questions, open-book format matching the real Section 609 exam.
- Mock 2 — advanced MVAC scenarios: R-1234yf A2L handling, POE oil on hybrid compressors, retrofit compliance, evacuation to 500 microns.
- Question overview grid + flag-for-review during the exam.
- Section-by-section pass / fail diagnostic against the 84% EPA cutoff.

Reference Library (always free)
- Refrigerants: R-12, R-134a, R-1234yf, R-744, R-152a — with ODP, GWP, ASHRAE safety class, and service-port quick-reference.
- Regulations: Section 609, Clean Air Act, Montreal Protocol, SNAP program, AIM Act.
- Recovery Equipment: SAE J2788 / J2810 / J2843 / J2851 / J2845 standards plus the full MVAC service sequence.
- Leak Detection: SAE J2791 / J2913 detector standards, common MVAC leak points, repair philosophy.
- Safety: refrigerant exposure limits, A2L / A2 flammability, hybrid / EV high-voltage service, PPE, first aid.

WHO IS IT FOR:
- Automotive technicians preparing for Section 609 MVAC certification
- Dealership service advisors needing refrigerant-handling authority
- Vocational students and automotive-trade instructors
- Independent mechanics servicing R-134a and R-1234yf systems

WHY TECHS LOVE IT:
- Fully offline — works in the shop, on the lot, or at a roadside service.
- No ads, no tracking, no subscription traps.
- Real citations on every answer so you can verify the source.
- Completely free — every question, both mock exams, and the full reference library. No purchase, no account.
- Clean UI designed for one-handed use on a phone next to the car.

100% FREE:
Every practice question, both mock exams, and the full reference library are completely free — no in-app purchases, no subscription, no ads, no account.

Practice questions are modeled on the Section 609 certification exam and the public 40 CFR Part 82 Subpart B regulations. This app is a study aid; certification is awarded by an EPA-approved 609 test administrator.

Download EPA 609 Certification Prep and master the MVAC exam in your pocket.