Navathome Diesel engine Course

An absolute must for all sailors and only £35

This course is perfect for those wishing to  go to sea and keep themselves, friends and fasmily safe.

Immediate start no postage required

Navathome online training

  • No classroom pressure
  • Online 3D animated videoes
  • Simple quizzes at every stage
  • Can be completed worldwide
  • More content and information
  • Complete the course at times convenient to you
  • Completion certificate
  • You have a statuary right to opt out of the course within 14 days of booking.
  • Free trial

    No need to guess if the course is going to be good or not. Try it free. At we offer the most comprehensive free trial so you can see how much more advanced it is than other training courses.

    Retries until you achieve

    Most students achieve their certificate first try but no stress. have as many goes as you like.
    Pass your Day Skipper

    User friendly

    We welcome feedback and suggestions from our students. We make good use of the feedback to help make our courses the most user friendly available.

    Great 3D Videos

    Is this the correct course for me?

    The diesel engine course covers all you need to know to maintain, fault find and look after your diesel engine so it is ready for use when needed and in an emergency.
    The course takes approximately 20 hours to complete, It is continuous assessment so no exam. Your certificate will be available once you have successfully completed the course

    Not convinced?

    Over 1000 reviews

    Over 1000 five star reviews

    Excellent course with amazing 3D videos.
    I used the new found knowledge to solve a problem on my land rover. Its ace.

    Diesel Engine  Theory Syllabus


    Checking oile, water, belts, bilges and electrics


    Changing the oil and oil filters, checking annd replacing the air filter and adjusting V belt tension.

    Fault finding

    Reasons for slow running, starting issues, overheating and more

    Types of oil

    Making sure you are using the corrcet oils for the climate and the engine.


    On sucessful completion of the course you can print off your certificate.

    Why People Choose Us

    Navathome is one of the longest providers of RYA courses online. Our automated feedback systems, animated graphics and optional voice-overs give a learning experience unmatched by any of our competitors.

    Fast access

    Access to you course is immediate when you book, and your learning can start straight away.

    Dedicated Team

    You are provided with backup and help by our RYA Ocean Yachtmaster instructors.

    Support seven days a week

    Your instructor will be available from 0900 until 1900 seven days a week to provide help and support should you need it.

    Request More Information

    Contact us now for help and advice on which course to take or to find out more about our courses.

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    Our Team

    We Are Available Worldwide

    Navathome provides courses all over the world and will send your RYA pack to any country.

    RYA qualifications are recognised in more countries than any other training body.

    Go with the RYA and be safe at sea.