Discovering irregular engine behaviour on his car is not a good signal. In reality, the engine motor is the main organ of your car and any indicator of a failure must be noticed directly and you must search for the trigger of this sympton. If you are ever in the situation where your Lexus IS no longer accelerates, whether uphill or downhill, we have created this article to help you discover the source of your malfunction. To perform this, we will review the majority of the reasons that may justified your Lexus IS not accelerating smoothly.

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My Lexus IS no longer accelerates properly because of ignition:

Let’s begin our recap of the motives that can induce your Lexus IS to stop accelerating properly. One of the most known motives is that your ignition fails. We talk about ignition, but we can also extend the malfunction to the ECU which itself can send bad info that will disturb your ignition. It can appear that your Lexus IS has been put in safety, do not hesitate to browse this content for more information. To examine that one of these trouble is not the reason why your car no longer accelerates, you will need to run your Lexus IS through the diagnostic tool. Furthermore, you can examine the condition of your ignition coils, if you have several of them and one is defective it can explain the acceleration holes you get, if you simply have one in normal circumstances your Lexus IS should not start.

My Lexus IS no longer accelerates smoothly because of the injectors:

Let’s give attention to the complications with the injectors in your Lexus IS. If you have the feeling that your motor vehicle is sputtering, that it suffers a loss of power, it is quite feasible that because of a bad fuel quality one or more of your injectors have blocked or clogged, which brings about a bad air/fuel mixture sent to the engine and which will as a result automatically disrupt its normal operation, remember to examine the condition of your injectors. If within the the test you find that one of your injectors is leaking on your Lexus IS, do not hesitate to read our small content to solve this concern.

My Lexus IS no longer accelerate as before because of the accelerator cable:

Another likely justification for the fact that your motor vehicle no longer accelerates, whether you are driving, stationary, hot, cold or accelerating, is a pronounced wear of your accelerator cable. If the accelerator cable is at a pronounced stage of wear and tear, it will not move properly in its sheath and will produce a loss of power, check the level of wear.

My Lexus IS no longer accelerate because of the clutch:

One of the common motives of a Lexus IS not accelerating when hitting the gas pedal, or not moving forward, is that your clutch disc is dead. In fact, the process of the clutch is to transmit the power from the engine to the gearbox which will then transmit it to the wheels. If this disc is “smooth”, you will no longer be capable of transmit this power to the wheels and you will discover that your Lexus IS no longer accelerates, or at least, the engine may rev up, but the speed of your motor vehicle will have difficulty increasing. Browse through our content on the clutch that slips on Lexus IS, to test yours and check that it is not the motive of your malfunction.

I do feel a loss of power when I accelerate with my Lexus IS because of the fuel filter:

As far as the fuel filter is concerned, we are dealing with the same type of trouble as clogged injectors. If your Lexus IS no longer accelerates and you have the impression that it is sputtering or that you have drops when accelerating, it is conceivable that your fuel filter is blocked. The effect would be that your whole intake system is idling and therefore your engine motor lacks the fuel supply to run normally. Don’t hesitate to examine it and replace it if appropriate. In the event that you have the impression that your automobile rises in laps by itself, browse through this content it could support you to determine the trigger.

My Lexus IS does not accelerate any more because of the particulates filter:

The last explanation for a car not accelerating, comes from your exhaust system. Today’s automobiles are built with more and more features to limit pollution emissions, the particulate filter is part of this plan. However, according to your use, it is possible that it can become clogged and blocked. Specifically if you make short journeys and can mount your car in the RPM. In this case it is possible that your particle filter gets clogged and that your Lexus IS does not accelerate anymore. Get it examined out.

My Lexus IS does no longer accelerate because of a punctured hose:

To conclude, last reason, and undoubtedly the least annoying for you, it is possible that one of your fuel or air intake hoses is punctured or cracked and that it motives a lack of air or fuel which will end in a car which does not accelerate any more, examine below your bonnet, engine running, the level of wear of your hoses, be careful not to burn yourself. If ever you are in this situation, it is possible that your Lexus IS does not hold idle, in this case consult our content to deal with in depth the dysfunction.

To find more tips on the Lexus IS, take a look at the Lexus IS category.