It is never relaxing to hear an injector noise on your Toyota Prius. It is a noise that appears continually, usually when you accelerate or your engine is idling. However, this warning sign may be related to several types of problems with your car injectors. It may not be anything severe, but when a persistent noise arises, you have to be sure. Specifically since fixing your Toyota Prius’s injectors can be expensive. That’s why our team chose to prepare this article content in order to help you see more clearly, learn about the different possible failures and distinguish your issue. To do this, we will first look at the normal function and usefulness of the injectors in your Toyota Prius, then at the possible triggers from which an injector noise may come.
Attributes of the injectors
Injectors are a very important part of the operation of your engine motor. They were brought in to the modern automobiles about 20 years ago. Before their appearance, more conventional carburettor-type intake systems were used, which handled the intake of air and fuel into the engine cylinders. With the injectors, manufacturers now have the ability, thanks to the injectors pump, to control electronically each stage of the intake process very accurately (quantity of fuel injected, air/fuel mixture) via the analysis of the data received from the various sensors equipping the car (engine temperature, acceleration level, engine speed, etc.). Their purpose is therefore to inject under high pressure a precise quantity of an air/fuel mixture at a perfect timing to obtain the best possible combustion in the cylinders.
The different origins of a clicking or knocking noise coming from the injectors of your Toyota Prius
Hearing injector noises on your Toyota Prius may result from different locations, we will now look into the potential causes of these. In general, the common noise of a faulty injector is of the snap type. Here are the different sources of these noises and the solutions to be used to stop them. If you hear another clicking noise but it is not from your injectors, we encourage you to browse this article content about clicking noise on Toyota Prius to find the reason.
The explanations for injector clicking or knocking noise Toyota Prius
A clicking or knocking noise from your injectors can be explained for different explanations. In fact, the injectors of your Toyota Prius have three main tasks, to control the vaporisation of the fuel, i.e., to convert the liquid into “gas” during injection, to facilitate its combustion. Then, its objective is to deal with the air/fuel dosage and at last the homogeneity of the mixture, always with the aim of improving combustion. If one of these three features is altered, the main purpose of the injectors will be disturbed and this will lead to poor combustion. This bad combustion will be a violent explosion in the cylinders resulting from bad timing, or a bad quantity of mixture or finally an inhomogeneous mixture and will provoke thoses knocking or clicking noises on your Toyota Prius. The main reason of these concerns generally comes from a particle that gets into the injectors. The accuracy of the injector being in the nanometer range, any possible obstruction will inevitably end in a malfunction of the injector. If after checking, this noise comes from another element of the engine of your Toyota Prius, browse this article content for more informations.
The effects of injector noise on Toyota Prius
Now that we have examined the diverse causes for injector noise on your Toyota Prius, we will end by stating the possible effects of malfunctioning one or more of your injectors. Whether only one is blocked, or damaged, or your entire fuel rail is involved, you cannot escape these repercussions which can fairly quickly become major….
First, you risk destroying your exhaust unit in the long run, because the unburned fuel residues that will end up in your exhaust system can corrode the metal in it.
One of the most regular repercussions noticed by drivers is a serious loss of power. In fact, if your engine is running on 3 out of 4 cylinders for example, you will obviously have a loss of power
Finally, you risk degrading one of your pistons or your engine. Poor combustion will fairly quickly harm your cylinders or pistons and your engine may tighten.
Here are three little suggestions to limit the risks connected with your injectors and protect you from engine failure:
- Do not drive at the bottom of the tank, as you may absorb impurities
- Use quality fuel
- Think of changing your diesel fuel filter regularly>
