It is never pleasant to experience an injector noise on your Land Rover LR4. It is a noise that happens regularly, usually when you accelerate or your engine is idling. However, this indicator may be related to several kind of complications with your automobile injectors. It may not be anything serious, but when a repeated noise comes out, you have to be sure. Specifically since repairing your Land Rover LR4’s injectors can be expensive. That’s why our team chose to compose this content page in order to help you see more clearly, learn about the different plausible failures and identify your problem. To do this, we will first look at the normal running and usefulness of the injectors in your Land Rover LR4, then at the plausible causes from which an injector noise may come.
Purposes of the injectors
Injectors are a very useful part of the operation of your engine. They were launched to the modern vehicles 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 accumulated from the various sensors equipping the automobile (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 get the best possible combustion in the cylinders.
The different triggers of a clicking or knocking noise coming from the injectors of your Land Rover LR4
Experiencing injector noises on your Land Rover LR4 may come from different locations, we will now focus on the potential causes of these. In most cases, 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 applied to prevent them. If you experience another clicking noise but it is not from your injectors, we advise you to read this content page about clicking noise on Land Rover LR4 to locate the reason.
The causes for injector clicking or knocking noise Land Rover LR4
A clicking or knocking noise from your injectors can be explained for different causes. In fact, the injectors of your Land Rover LR4 have three main missions, to manage the vaporisation of the fuel, i.e., to convert the liquid into “gas” during injection, to facilitate its combustion. Then, its task is to deal with the air/fuel dosage and at last the homogeneity of the mixture, always with the objective of improving combustion. If one of these three features is altered, the main role of the injectors will be disrupted 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 Land Rover LR4. The main reason of these concerns commonly originates from a particle that gets into the injectors. The precision of the injector being in the nanometer range, any possible blockage will inevitably result in a malfunction of the injector. If after checking, this noise originates from another element of the engine of your Land Rover LR4, browse this content page for more informations.
The end result of injector noise on Land Rover LR4
Now that we have reviewed the several causes for injector noise on your Land Rover LR4, we will end by stating the possible effects of malfunctioning one or more of your injectors. Whether only one is obstructed, or broken, or your entire fuel rail is involved, you cannot escape these effects which can promptly become considerable….
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 repercussions felt 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 surely have a loss of power
Finally, you risk deteriorating one of your pistons or your engine. Poor combustion will promptly damage your cylinders or pistons and your engine may tighten.
Here are three little suggestions 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>
