It is rarely ever pleasant to notice an injector noise on your Chevrolet City Express. It is a noise that appears frequently, usually when you accelerate or your engine is idling. However, this indicator may be related to several sort of problems with your automobile injectors. It may not be anything serious, but when a repeated noise appears, you have to be sure. Especially since replacing your Chevrolet City Express’s injectors can be costly. That’s why our team chose to write this content page in order to support you see more clearly, learn about the different possible failures and identify your problem. To do this, we will first look at the normal functioning and usefulness of the injectors in your Chevrolet City Express, then at the possible reasons from which an injector noise may come.
Purposes of the injectors
Injectors are a very important component of the operation of your engine. They were introduced to the modern automobiles about 20 years ago. Before their arrival, 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 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 obtain the best possible combustion in the cylinders.
The different causes of a clicking or knocking noise based on the injectors of your Chevrolet City Express
Listening injector noises on your Chevrolet City Express may result from different locations, we will now focus on the potential triggers of these. In most cases, the usual noise of a faulty injector is of the snap type. Here are the different sources of these noises and the solutions to be implemented to get rid of them. If you notice another clicking noise but it is not from your injectors, we advise you to read this content page about clicking noise on Chevrolet City Express to find the trigger.
The reasons for injector clicking or knocking noise Chevrolet City Express
A clicking or knocking noise from your injectors can be explained for different reasons. Indeed, the injectors of your Chevrolet City Express have three main missions, to manage the vaporisation of the fuel, i.e., to transform the liquid into “gas” during injection, to ease its combustion. Then, its objective is to deal with the air/fuel dosage and finally the homogeneity of the mixture, always with the goal of improving combustion. If one of these three functions is modified, the main purpose of the injectors will be disrupted and this will lead to poor combustion. This bad combustion will be a violent explosion in the cylinders as a consequence of bad timing, or a bad quantity of mixture or finally an inhomogeneous mixture and will induce thoses knocking or clicking noises on your Chevrolet City Express. The main trigger of these concerns usually comes from a particle that gets into the injectors. The accuracy of the injector being in the nanometer range, any possible blockage will inevitably end in a malfunction of the injector. If after checking, this noise comes from another part of the engine of your Chevrolet City Express, have a look at this content page for more infos.
The repercussions of injector noise on Chevrolet City Express
Now that we have analyzed the several reasons for injector noise on your Chevrolet City Express, we will end by stating the possible consequences of malfunctioning one or more of your injectors. Whether only one is obstructed, or damaged, or your entire fuel rail is involved, you cannot escape these effects which can quickly become critical….
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 severe loss of power. Indeed, if your engine is running on 3 out of 4 cylinders for example, you will surely have a loss of power
Finally, you risk degrading one of your pistons or your engine. Poor combustion will quickly damage your cylinders or pistons and your engine may tighten.
Here are three little tips to limit the risks associated 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 swapping your diesel fuel filter regularly>
