One of the most troublesome trouble that can appear on a Lexus IS is to watch its temperature gauge rising. In reality, a gauge that rises above 90/100° is in most cases a sign that your Lexus IS is heating up. If you are in this circumstance, you took the good decision to check out this link because we will make it easier for you to find the origin and understand the induce. To make this happen, first of all, we will look at the explanations for engine overheating and the risks you run, and next, what answers are available to you to stop this phenomenon.


Why is my Lexus IS overheating? What are the risks?

A Lexus IS that heats up is an indication of a major trouble. You should not think that you will deal with it later because, if you do, you risk irreversibly injuring the engine of your car. Indeed, if your Lexus IS heats up, and you keep driving, you basically risk the breakage of your car engine. An internal combustion engine works through combustion, which causes heat. This heat must be controlled because it can harm the engine parts. If you see white smoke starting to emerge out of your engine and you feel a loss of power, your Lexus IS is heating up and you are injuring your engine, you must stop.

What are the causes of an heating up Lexus IS ?

  • A leak in the cooling system

    If you on a regular basis run out of coolant and refill your system regularly, you could have a leak, so have your system checked out for leaks. It is also possible that it is your cylinder head gasket that is faulty, in which case you should identify “mayonnaise” in the area of your engine oil cap.
  • A dead calorstat
    The goal of this component is to switch on the engine cooling only when the engine is at optimum temperature, if it is ruined, the coolant will never reach the engine and your Lexus IS will heat up. Check its state.
  • A blocked radiator
    Even though this situation is rarer, if your radiator is very dirty, or clogged with impure substances, its cooling fins will no longer perform their role and on hot days your Lexus IS can overheat.
  • A fan that no longer functions
    Make sure to verify the state and performance of your fan, in addition to the air produced by the speed of your Lexus IS, it has a decisive purpose in cooling your engine when it has to be the relay when you drive slower. In the event of a breakdown and travelling at low speed, your car will unavoidably heat up.
  • A damaged water pump
    To finish , it is possible that your water pump is at the end of its life. Indeed, its job is to circulate the coolant throughout the circuit, in the event of problem this action stops and your Lexus IS heats up. This can be due to a defective belt that has broken your pump. If this is your case, go to your garage area.

How can I solve the trouble of an heating up Lexus IS?

Additionally to having checked out all the auto parts that may be causing your Lexus IS to heat up, you will have to make the right resolutions to limit the risks in case your automobile gets hot and you have no other option than to go home, or to go to your auto mechanic.
Here are a few tips if your car is overheating:

  • Lower your engine speed but not your speed:
    Reducing your engine speed will allow you to limit the heat made by the engine. In contrast, try to stay in 5th gear at 70/80 km/h in order to have a large natural airflow to control the heating of your Lexus IS.
  • Stop the engine of your Lexus IS if you exceed 100°:
    Don’t be in a hurry, in a circumstance of overheating, it is better to take breaks and let the engine cool down rather than pushing it and risking breakage.
  • Turn on your heater:
    Turning on the heater will let you to gets rid of some of the heat from the engine block, it is an effective answer. And conversely, turn off your air conditioner which creates heat.

If you wish more tutorials on the Lexus IS, go to our Lexus IS category.