Discovering abnormal engine comportment on his car is not a good sign. In fact, the engine motor is the main organ of your car and any indicator of a failure must be identified directly and you must look for the reason of this trouble. If you are ever in the situation where your Lexus UX no longer accelerates, whether uphill or downhill, we have created this page to help you discover the cause of your breakdown. To do this, we will examine most of the causes that may justified your Lexus UX not accelerating efficiently.


My Lexus UX no longer accelerates properly because of ignition:

Let’s commence our recap of the triggers that can trigger your Lexus UX to stop accelerating properly. One of the most common triggers is that your ignition does not work properly. We talk about ignition, but we can also extend the fail to function properly to the ECU which itself can send bad data that will affect your ignition. It can appear that your Lexus UX has been put in safety, do not be reluctant to browse this content page for more details. To check that one of these concerns is not the cause why your car no longer accelerates, you will need to run your Lexus UX through the diagnostic tool. Furthermore, you can check the state of your ignition coils, if you have several of them and one is defective it can explain the acceleration holes you come to feel, if you only have one in normal circumstances your Lexus UX should not start.

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

Let’s concentrate on the concerns with the injectors in your Lexus UX. If you have the feeling that your vehicle is sputtering, that it suffers a loss of power, it is quite likely that because of a bad fuel quality one or more of your injectors have blocked or clogged, which leads to a bad air/fuel mixture sent to the engine and which will as a consequence consequentially disrupt its normal performance, keep in mind to check the state of your injectors. If within the the check you discover that one of your injectors is leaking on your Lexus UX, do not be reluctant to read our small content page to get rid of this malfunction.

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

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

My Lexus UX no longer accelerate because of the clutch:

One of the common triggers of a Lexus UX not accelerating when hitting the gas pedal, or not moving forward, is that your clutch disc is useless. The fact is, the role of the clutch is to transfer the energy from the engine to the gearbox which will then transmit it to the wheels. If this disc is “smooth”, you will no longer be able to transfer this power to the wheels and you will find that your Lexus UX no longer accelerates, or at least, the engine may rev up, but the speed of your vehicle will have difficulty raising. Browse through our content page on the clutch that slips on Lexus UX, to evaluate yours and check that it is not the cause of your breakdown.

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

As much as the fuel filter is concerned, we are dealing with the same kind of issue as blocked injectors. If your Lexus UX no longer accelerates and you have the feeling that it is sputtering or that you have drops when accelerating, it is possible that your fuel filter is clogged. The effect would be that your whole intake unit is idling and therefore your engine motor lacks the fuel supply to function normally. Don’t be reluctant to check it and change it if necessary. If it turns out you have the feeling that your car rises in laps by itself, go through through this content page it should help you to discover the cause.

My Lexus UX 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 vehicles are equipped with more and more functions 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. Especially if you make short trips and can mount your car in the RPM. In this instance it is possible that your particle filter gets clogged and that your Lexus UX does not accelerate anymore. Get it examined out.

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

To conclude, last reason, and most certainly the least annoying for you, it is possible that one of your fuel or air intake hoses is punctured or cracked and that it triggers a lack of air or fuel which will lead to a car which does not accelerate any more, check 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 UX does not hold idle, in this case consult our content page to treat in depth the dysfunction.

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