What can be more distressing than noises when you start your automobile… In fact, you plausibly already listened to noises when you start your Toyota Sienna and generally speaking it’s frustrating. It may not be anything severe, but each new engine starts usually will turn into a scary moment during which you don’t know if your engine will start. That is why our team has made the decision to create this content to help you find its origin. To do this, first, we will see the case of noise when starting on Toyota Sienna but the automobile does not start, and finally, the noise you can experience on your automobile if it starts, first cold and then hot.
I experience a noise when I try to start my Toyota Sienna, but the engine doesn’t start
I acknowledge a clicking noise at the start of my Toyota Sienna
If you experience a noise when you want to start your automobile, and it does not want to turn on, it is most likely that it is the battery that is triggering the issue. In fact, if you acknowledge clicking noise when you start your Toyota Sienna, and it sounds like a ticking, you probably lack the energy to run your starter, test out your battery with a voltmeter and swap it if necessary. In the event that after looking at your battery, you still experience a noise when starting your Toyota Sienna and it does not want to start, consult this content page about starter motor noises on Toyota Sienna for more information and to discover the source of your issue.
I listen a noise when I start my Toyota Sienna but the engine it starts
I experience a noise when I start my Toyota Sienna
- Grinding or squealing type noises when I start cold Toyota Sienna :
If you experience a noise when you start your Toyota Sienna, and this noise sounds like grinding or squealing noise, which can also be related to vibrations, it is possible that it is the combustion of your automobile that is involved. In fact if you have an air/fuel mixture that is not good the normal running of the engine will be altered. Check the condition of your injectors and air intake system. For more information on the origin of injection-related noises on Toyota Sienna, see this article. - Cold start friction parts Toyota Sienna :
If you perceive cold friction noises on Toyota Sienna, it is pretty much certain that they come from one of your belts. Either the serpentine belt starts to wear out and therefore triggers a friction noise. It is also possible that the tensioner roller or damper pulley is worn out and that as a result the extension belt causes a friction noise, often when cold. Visually examine your belt and swap it if necessary. If you have other friction noises, and it doesn’t result from your serpentine belt, we have a full content page on engine of your Toyota Sienna.
I experience a noise when starting my Toyota Sienna even when hot
- rubber mount / silent bloc dead motor
If you experience a clacking noise just when you start your car’s engine and it is more than 100,000 km long, it is possible that some of your engine silentblocks or rubber mounts are expired. And the huge vibrations made by starting the engine can generate starting noise on Toyota Sienna. Check their condition and change them if necessary. Consult this content page if you would like to have detailed information on rubber mount noises on Toyota Sienna. - Motor flywheel
Finally, if you experience a noise that sounds a little like a crank noise when you start your Toyota Sienna, even when hot, it is possible that if your series is equipped with a dual-mass flywheel, it is the source of your concerns. In fact, these parts have created a lot of concerns on many cars. When they take part in the game they make noise when you start your Toyota Sienna and when you turn off the engine. Have his condition checked out by a mecanist.
