If you desire to have a clean vehicle or you plan to sell your car, cleaning the engine of your Audi A4 is an action of routine service that is not actually well operated, between the fear of harming electronic components or not knowing which products to use… On this page, we will go along with you to accomplish this action of maintenance with peace of mind. To accomplish this, first, we will find out why it might be necessary to clean the engine unit of your car, and, in a second step, how to clean the engine unit of your Audi A4 .

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Why clean the engine of your Audi A4?

So we begin our content by detailing why it might be wise to reflect on a cleaning of the engine unit block of your Audi A4 .

The most general reason for cleaning the engine unit compartment of your car should be frequent maintenance. Failing to clean your car will cause dirt and grime to gather and eventually harm parts of your car. We suggest you to carry out this cleaning between 1 and 2 times a year. It can also be interesting to clean your engine before selling your Audi A4, however be cautious not to clean it too much, potential buyers might presume that a too clean engine is associated with a leaking engine that tries to be camouflaged by a complete cleaning, better to have a healthy engine unit than a too clean engine.

How to clean the engine unit of your Audi A4?

We will now start the core of the content with the practical section of cleaning the engine unit block of your Audi A4 . For this, in the first section we will concentrate on the preparation to do on your engine unit to perform this action correctly, and in a second time, the instructions to enable you to clean the engine compartment of your Audi A4.

To prepare the engine of your Audi A4 before cleaning it

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First step and not the least important one. Even if your car’s engine compartment is designed to be waterproof, cleaning it thoroughly is not recommended either as a result of the many electrical components inside. Consequently, before you clean the engine of your Audi A4 totally, it is better to protect the electrical components of your Audi A4 . Here are the steps to take to protect your car’s engine unit effectively:

  • Disconnect and remove the battery from your Audi A4 , for this, do not hesitate to consult our content dedicated to this subject if you don’t know how to achieve this step.
  • Take out the upper motor housing of your Audi A4 , it’s a plastic cover that can generally be removed by unscrewing a few screws. This will enable you to have an much easier access to the whole engine unit of your car.
  • Protect all electrical components with plastic film , stretchable for example, this contains the flowmeter (which is based on your air inlet), the alternator, all electrical cables and the fuse box

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Cleaning of the engine unit compartment of a Audi A4

Now that you have prepared your car for cleaning, all you have to do is commence cleaning it, here are the steps to follow to clean the engine unit of your Audi A4 effectively :

  • Warm up the engine unit of your car for about 5 minutes, this will make the grease more fluid and facilitate its elimination.
  • Use a strong> engine unit degreaser and spray generously on all visible parts of your Audi A4 engine unit.
  • Let it work for five to ten minutes.
  • Do not use a high-pressure cleaner, as this may affect components of your engine unit. So use a garden hose and rise with plenty of water.
  • If you are convinced with the end result, you can dry your engine unit with a compressor, if there are traces of grease remaining, you can duplicate the process until it goes away.
  • Last little piece of suggestions, if you want and have the budget, you can apply a layer of motor protection, this will prevent the accumulation of dirt on the engine unit of your Audi A4, you will locate this type of product in specialised stores or in the category of products for boat motors

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All you have to do is clean the work area, refit your engine crankcase, reconnect your battery and you’ll be able to get back on the road with a clean engine unit.

If you wish more guides on the Audi A4, go to our Audi A4 category.