Certain parts of your Lexus IS are vital, regardless for your safety or that of other drivers, making sure that all these parts are in good working order is part of your legal and moral obligations. Today, we are going to speak about one of these parts, your vehicle’s blinkers, the turn signals. In fact, you may have a blinker problem on Lexus IS, whether it’s because they’re burned out, they make a strange noise, or whatever, we’re going to try to address your worries today so that you can get back on the road with comfort. To do so, we will discover one after the other different blinker problems on Lexus IS and the answers to remedy them.


The various blinker problems on Lexus IS and their solutions

We will therefore create our article according to the kind of blinker issue you are struggling with on your Lexus IS. You should know that the turn signals are the only parts that allow other road users to know your changes in direction, so it is very important that they are in good working order.

Blinker problem that does not flash on one side on Lexus IS

If you are in the circumstance where, when you turn on your blinkers on the left or right side of your Lexus IS they do not light up while on the other side everything operates normally. In this circumstance it may be that both of your blinker bulbs are burnt out, first step for you to verify the state of your blinker bulbs, see our article on changing the indicator bulb on Lexus IS if you don’t know how to do this operation. Keep in mind to verify the condition of the bulb socket, it may be oxidized and the electrical contact may be bad. If after examining the bulbs of the blinkers of your Lexus IS are not burnt out, you will have to take off the comodo of your turn indicators to verify that there is no false contact when you switch it on the problematic side.

Problem no blinker lights on Lexus IS

Second blinker problem you may experience on Lexus IS, none of your flashers light up. If you are in this circumstance there is a good chance that it is an electrical issue that is the cause of the turn signal failure. You will have to verify the turn signal fuse on your Lexus IS, please check out our article to find it very easily. In most situations your fuse is blown, otherwise it could be the fuse relay that is producing the issue. Finally, if your fuses and relays are in good condition, verify that the flasher comodo is well powered.

Problem a blinker doesn’t light up on Lexus IS

Now the most common case of blinker problems on Lexus IS, only one of your blinkers doesn’t work. In this circumstance, the issue is in general basic to solve and a change of a burnt-out bulb will be enough to solve it. If this is not enough, remember to verify the state of the bulb socket which could bring about a bad electrical contact and thus prevent the bulb from lighting up.

Blinker problem that lights up uncommonly on Lexus IS

To conclude, the last issue you may experience is that the turn indicators of your Lexus IS make a different noise when you turn them on or that they work randomly. Two cases, either you have a short circuit somewhere in your electrical installation or, your turn indicator unit is faulty.


As seen sooner in this article, flashing lights are essential safety parts on your Lexus IS, you must all the time ensure that that they are functioning correctly. No matter what the reason of the flasher issue is, it must be fixed as soon as possible because accidents happen very fast and whether it’s a simple fender bender or something more severe, you are bound to be at fault.

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