Some components of your BMW 3 Series are fundamental, whether for your security or that of other users, being sure that all these components are operating properly is part of your legal and moral responsibilities. In this article , we are going to speak about one of these components, your vehicle’s signals, the turn signals. In fact, you may have a blinker problem on BMW 3 Series, whether it’s because they’re burned out, they make a strange noise, or whatever, we’re going to try to resolve your concerns today so that you can get back on the road with comfort. To achieve this, we will discover one at a time several blinker trouble on BMW 3 Series and the answers to solve them.


The various blinker problems on BMW 3 Series and their solutions

We will so compose our guideline according to the type of blinker trouble you are encountering on your BMW 3 Series. You should know that the turn signals are the only components that allow other road users to know your changes in direction, so it is essential that they are in good working order.

Blinker problem that does not flash on one side on BMW 3 Series

If you are in the case in which, when you turn on your blinkers on the left or right side of your BMW 3 Series they do not light up while on the other side everything works properly. In this circumstance it may be that both of your blinker bulbs are burnt out, first step for you to examine the condition of your blinker bulbs, look at our guideline on changing the indicator bulb on BMW 3 Series if you don’t know how to do this operation. Remember to examine the condition of the bulb socket, it may be oxidized and the electrical contact may be bad. If after verifying the bulbs of the blinkers of your BMW 3 Series are not burnt out, you will have to take out the comodo of your turn indicators to examine that there is no false contact when you switch it on the troublesome side.

Problem no blinker lights on BMW 3 Series

Second blinker problem you may experience on BMW 3 Series, none of your flashers light up. If you are in this circumstance there is a good chance that it is an electrical trouble that is the origin of the turn signal incapacity. You will have to examine the turn signal fuse on your BMW 3 Series, please read our guideline to locate it quickly. In most cases your fuse is blown, in any other case it could be the fuse relay that is generating the trouble. At last, if your fuses and relays are in good condition, examine that the flasher comodo is well powered.

Problem a blinker doesn’t light up on BMW 3 Series

Now the most regular case of blinker problems on BMW 3 Series, only one of your blinkers doesn’t work. In this circumstance, the trouble is usually easy to resolve and a change of a burnt-out bulb will be enough to solve it. If this is not enough, remember to check the state of the bulb socket which could cause a bad electrical contact and thus prevent the bulb from lighting up.

Blinker problem that lights up uncommonly on BMW 3 Series

To finish , the last trouble you may experience is that the turn indicators of your BMW 3 Series make a different noise when you turn them on or that they work abnormally. Two cases, or you have a short circuit somewhere in your electrical installation or, your turn indicator unit is faulty.


As seen earlier in this article, flashing lights are very important security components on your BMW 3 Series, you must always make sure that they are working correctly. No matter what the reason of the flasher trouble is, it must be cured as quickly as possible because accidents happen quickly 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 BMW 3 Series, take a look at the BMW 3 Series category.