Engineering
Approved Engine Course 2 (AEC 2)
- Modules
- 2
- Lessons
- 4
- Questions
- 20
AI-drafted catalogue content pending SME review. Verify against current provider materials.
Aligned to the published MCA syllabus. Official syllabus (GOV.UK). MSN 1904 / MIN 594.
AEC2-M1 · Deeper maintenance and systems
2 lessons
AEC2-M1-A Servicing the fuel, cooling, lubrication and transmission systems thoroughly.
Practice in examiner ↗AEC2-L1.1Servicing the fuel and air systemsClean fuel and clean air are the heart of diesel reliability, and servicing them thoroughly is the AEC 2 holder's core skill. This lesson covers the fuel and air systems in more depth than the basics.AEC2-L1.2Cooling, lubrication and transmissionThe cooling, lubrication and transmission systems all need routine servicing to stay reliable, and the AEC 2 holder maintains them. This lesson covers each in turn.
AEC2-M2 · Electrics and fault diagnosis
2 lessons
AEC2-M2-A The engine electrical system and a systematic approach to finding faults.
Practice in examiner ↗AEC2-L2.1The engine electrical systemThe electrical system starts the engine and keeps the batteries charged, and the AEC 2 holder must understand and maintain it safely. This lesson covers the batteries, the starting and charging circuits, and basic electrical checks.AEC2-L2.2Systematic fault diagnosisFinding a fault quickly means working logically rather than guessing, and reading the clues the engine gives. This lesson covers a systematic approach to diagnosis and reading exhaust smoke.