It is hardly ever pleasant to hear an injector noise on your Toyota Camry. It is a noise that arises regularly, usually when you accelerate or your engine is idling. However, this indication may be relating to different kind of trouble with your automobile injectors. It may not be anything severe, but when a frequent noise happens, you have to be sure. Specifically since replacing your Toyota Camry’s injectors can be expensive. That’s why our team decided to prepare this article content in order to support you see more clearly, learn about the different conceivable failures and distinguish your problem. To do this, we will first look at the normal running and usefulness of the injectors in your Toyota Camry, then at the conceivable triggers from which an injector noise may come.injector-noise-toyota-camry

Benefits of the injectors

Injectors are a very fundamental part of the operation of your engine motor. They were released to the modern automobiles about 20 years ago. Before their appearance, more conventional carburettor-type intake systems were employed, which handled the intake of air and fuel into the engine cylinders. With the injectors, manufacturers now have the opportunity, 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 obtained from the various sensors equipping the automobile (engine temperature, acceleration level, engine speed, etc.). Their goal is therefore to inject under high pressure a precise quantity of an air/fuel mixture at a perfect timing to get the best possible combustion in the cylinders.

The different reasons of a clicking or knocking noise based on the injectors of your Toyota Camry

Listening injector noises on your Toyota Camry may result from different sources, we will now center on the potential causes of these. In most cases, the regular noise of a faulty injector is of the snap type. Here are the different origins of these noises and the solutions to be adopted to eliminate them. If you hear another clicking noise but it is not from your injectors, we encourage you to examine this article content about clicking noise on Toyota Camry to locate the cause.

The explanations for injector clicking or knocking noise Toyota Camry

A clicking or knocking noise from your injectors can be justified by different explanations. In fact, the injectors of your Toyota Camry have three main missions, to control the vaporisation of the fuel, i.e., to convert the liquid into “gas” during injection, to ease its combustion. Then, its objective is to manage the air/fuel dosage and at last the homogeneity of the mixture, always with the target of improving combustion. If one of these three features is altered, the main functionality of the injectors will be disturbed and this will lead to poor combustion. This bad combustion will be a violent explosion in the cylinders due to bad timing, or a bad quantity of mixture or finally an inhomogeneous mixture and will provoke thoses knocking or clicking noises on your Toyota Camry. The main cause of these concerns generally originates from a particle that gets into the injectors. The precision of the injector being in the nanometer range, any possible obstruction will inevitably produce a malfunction of the injector. If after verifying, this noise originates from another part of the engine of your Toyota Camry, read this article content for more infos.

The end result of injector noise on Toyota Camry

Now that we have examined the different reasons for injector noise on your Toyota Camry, we will end by stating the possible end result of malfunctioning one or more of your injectors. Whether only one is blocked, or broken, or your entire fuel rail is involved, you cannot escape these effects which can quickly become severe….
First, you risk destroying your exhaust system 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 basic consequences noticed by drivers is a distinctive loss of power. In fact, if your engine is running on 3 out of 4 cylinders for example, you will surely have a loss of power
Finally, you risk deteriorating one of your pistons or your engine. Poor combustion will quickly harm your cylinders or pistons and your engine may tighten.
Here are three little recommendations to limit the risks relating to 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>