On your Renault R21 appears a witness in the form of a drop of water. This is an issue that has already preoccupied us all. It is indeed very common for witnesses to light up when clearly everything is working properly. Either in some cases, this Renault R21 has a problem, your witnesses are on however you don't know what they are. However witnesses with a drop of water exist on a large quantity of cars, however the meanings can change according to the models and Manufacturers . However, often cookies are triggered just because of connection problems, when there is no problem. We will therefore first see what is the technique for assimilating the scale of importance of the witnesses. Indeed, the color or the location of the witnesses can change according to the importance of the problem. In a second step, we will see what these indicators look like on your Renault R21.Renault-R21 indicator light

The importance of the indicators on your Renault R21.

Just before trying to understand what this indicator light is on, it is necessary to understand whether it is very important or not. At this level, almost all manufacturers have implemented the same operation. Here is a list to understand.

  • Red or flashing light : To be checked without delay. It is a relatively serious concern, usually a motor problem. Stop driving as quickly as possible and go to the nearest mechanic.
  • Yellow or orange light : Your Renault R21 has a problem to control in rather short time. It is still possible to drive for a long time, however in the long term the problem may worsen. You will have to take care of it.
  • Green, white or blue light : No problem, your Renault R21 is doing very well. These indicators signify either that a function is activated, or indications for information purposes, or that the lights are on, etc. No fright in this case there.

What is the drop indicator on your Renault R21

To be sure that we are talking about exactly the same witness, we will find out what problem may be related to a drop of water. Again, the lights may be different depending on the year of manufacture.

  • Coolant temperature problem on your Renault R21: Your mechanism is too hot because the temperature of the coolant is also too hot. Generally there is a thermometer shown on the icon. First of all it is necessary to switch off the engine so that the vehicle cools down. Check the amount of liquid only when the engine is cold. It is best to wait a while. Then top up the coolant level. If the problem returns quickly, it is that the problem must come from elsewhere. In this case, it is advisable to go to a professional.
  • Engine oil pressure problem . In the event that it is really this light in question, he usually has a jerrycan represented on the image. This indicator generally indicates that the levels will have to be redone. If this is necessary, add the correct liquid to your Renault R21. You can get it from a garage or a supermarket. In the event that the problem remains and the light remains on, the problem can be serious so you can go to a professional. This problem can really mess up your engine.
  • It's time to drain of your Renault R21. In fact, a large number of vehicles work this way. When a garage owner drains you, he should normally set the drain counter to zero. This indicator comes on automatically after a number of kilometers traveled. Generally the sight glass has a drop of water with a container underneath. If so, no fear.

To conclude on the drop indicator of the Renault R21

You now know the importance of witnesses, but also the concern that can be linked. However, if you want to make sure, it's best to look in the manuel of your Renault R21. Note that it is also possible to download the manual on this site. Enjoy the road, and be careful!