When your injection system goes down breakdown it can be very unpleasant. Often it is distinguished by fuel effluxes or loss of power. Does the malfunction come from the injectors? from the injection pump? We will answer these questions in order to correctly determine this dysfunction. But to start, it may be essential to understand the principle of the injection system .injector-smart-fortwo

Injection system on a smart fortwo: how it works

To function properly, the engine of your smart fortwo needs a mixture of air and fuel. It is injector which gives the possibility of sending this mixture within the engine. If the injector malfunctions, the smart fortwo may not start. The injection system consists of a pumps and injectors , gathered at times via a common rail . The first injection engine was invented in 1893 by Rodolphe Diesel himself.

Injector problem on a smart fortwo: causes and consequences

Lack of power or acceleration

When your smart fortwo lacks power, or has power holes, it is probably linked to the injector. It remains likely that it remains dirty due to deposits. This is why it is important to use a qualitative fuel. Perform a descaling is much cheaper than having this system changed.

Fuel smell

If fuel effluxes are felt, it must probably come from a fuite . When this happens, avoid driving with your smart fortwo. Fuel leaks prove to be exceptional, however relatively dangerous. So call the mechanic, he'll tell you what to do. When it's a joint, you can afford a repair. Hopefully the injector is not irreparably broken.

Engine runs but does not start

The malfunction does not necessarily come from the injector. The causes can be diverse. When on the other hand you are convinced that the injector is the source, it is probably because of the injection pump . It is possible that this is seized or have a leak. Note that changing the injection pump of your smart fortwo is relatively expensive, it is therefore essential to correctly distinguish the malfunction.

Maintain the injection of your smart fortwo

Here are now various methods to deal with injection concerns.

  • Buy one fuel of a very high quality.
  • Drive about 15 minutes at 3000 revolutions per minute Once every three months. The temperature generated by the engine should unclog the components, and the injection in passing.
  • Drain relatively regularly.

Now you know what the problems are with injecting your smart fortwo and various methods to work around them. In the event that your problem does not disappear, do not hesitate to go to a specialist, because it is a frankly essential element of the engine. Leave us a comment if this injection post helped you. Enjoy the road!