Having a working windshield washer is one of the things you shouldn’t do without. First of all, we think of driving ease, but it is important to know that this also means your security at the wheel because of the importance of visibility when driving your Toyota Sienna.
In this article we will clarify step by step how to recognize the fault and solve it in order to have an effective windscreen washer.
Identify the failure of the windscreen washer of your Toyota Sienna:
First thing to look out for before handling, have you filled your cleaning fluid? If so, let’s see what causes prevent your equipment from functioning properly.


Causes for wipers that no longer work on your Toyota Sienna

Very often, your equipment is obstructed by accumulated dirt or limescale. This is the main cause that will stop your equipment from working. To stop this, try to unclog your sprinklers. These holes allow the product to be propelled onto your Toyota Sienna’s windshield. It is very likely that they are clogged, by accumulation of limestone, or various types of dirt. To do this, you can get started with by trying to blow, yourself or with some efficient equipment, such as a bicycle pump or ideally the tire inflator at your gas station.

How to fix wipers that no longer work

If nothing can be done, try to get yourself a thin, durable object, such as a paper clip, that will enable you to access the interior without losing a piece. We advise that you also use a mixture of vinegar and hot water to optimize your results.
Repeat the test, if it still doesn’t work, maybe it’s obstructed at a deeper place, at the connection pipe. This is the link between the pump and the nozzle in your Toyota Sienna.
To reach it, you will have to open your cover:
You should find the two hoses specific to each nozzle. Try to tidy them and obviously make sure they are properly connected. Use the same cleaning procedures described above. When they are cleaned, you should be able to circulate water through them without any problems. Then plug them back in properly, and repeat the test on your Toyota Sienna. If it still doesn’t work, you now know that it doesn’t come from the sprinklers or the pipes.
After that, you should consequently check the pump. It is the one who sets out the product launch.
You will find it near the cleaning fluid reservoir under your Toyota Sienna’s hood.
First test to ascertain if it works, when you turn on the washer, you are meant to hear a noise when the pump is activated. In the absence of noise, this suggests that that it does not work. It will then have to be replaced.
It is a very basic thing to do . First, take out the two screws that enable it to be fixed on your Toyota Sienna.
Then, you must find two power wires. They are generally black and red. They have to be disconnected, but be careful, they must be reconnected in the right direction afterwards, or you could create a short circuit on your Toyota Sienna. A little tip to remember: the red wire is a symbol of the + terminal. For example, place a piece of red tape on it to be certain you can find it. Do the same with the black tape on the bollard – . Thanks to this, you definately will reconnect the wire of the right color without any difficulty later on.
Once completed, you can dispose of the old pump and insert the new pump on your Toyota Sienna. Reconnect the cables in the right way using the tip, then just screw the two retaining screws back on.
Now run a test again.
Everything should be back to normal by now.

To get more tips on the Toyota Sienna, take a look at the Toyota Sienna category.