When this injection system falls into breakdown it is frankly unpleasant. Often, it is distinguished by the smell of fuel or loss of power. The problem comes from the injectors? of the injection pump? We will answer these questions to better identify this concern. But at first, it is wiser to apprehend the operation of an injection system .injector-fault-Renault-Grand-Scenic-3

Injection system on a Renault Grand Scenic 3: how it works

In order to function properly, the engine of the Renault Grand Scenic 3 needs a mixture of air and fuel. It is injector which allows this mixture to be shipped inside the engine. It is for this reason that if the injector has a problem, the Renault Grand Scenic 3 could have difficulty starting. An injection system consists of a pumps and injectors , regularly linked by a common rail . The very first injection engine was designed in 1893 by Rodolphe Diesel himself.

Injector problem on a Renault Grand Scenic 3: causes and consequences

Lack of power or acceleration

If this Renault Grand Scenic 3 loses power, or has acceleration holes, it is undoubtedly related to the injector. It is likely that the latter remains blocked because of deposits. It is for this reason that it is essential to use a qualitative fuel. Perform a descaling is going to be a lot cheaper than having the system replaced.

Fuel smell

When fuel odors are felt, it certainly comes from a fuite . When this is the case, it is better to avoid driving the Renault Grand Scenic 3. Fuel leaks will be exceptional, however relatively dangerous. So call the mechanic, he will explain what to do. When it is a problem with the seal, you will be able to afford the repair. Hoping that the injector is not definitively out of order.

Engine runs but does not start

The concern does not inevitably arise from the injector. The causes will be various. If ever, however, you are convinced that the injector is in question, it is probably due to the injection pump . The latter may be seized or hold a leak. You should know that replacing the injection pump in this Renault Grand Scenic 3 is relatively expensive, it is therefore wiser to properly grasp the problem.

Maintain the injection of your Renault Grand Scenic 3

These are now valuable methods to avoid injection concerns.

  • Buy one fuel qualitative.
  • Take a quarter of an hour 3000 revolutions / minutes Once every quarter. The temperature produced by the engine should clean the constituents, and the injection in the process.
  • Drain relatively regularly.

Now you know what the problems will be in connection with the injection of this Renault Grand Scenic 3 and valuable tips if we want to get around them. If this problem persists, you can go to a specialist, because it is a really essential part of the engine. Post a comment if this injection dossier was helpful. Enjoy the road!