What could be more frustrating than noises when you start your car… Indeed, you maybe already came across noises when you start your Acura MDX and in most cases it’s frustrating. It may not be anything major, but each new engine starts usually turns into a scary moment during which you don’t know if your engine will start. That is why our editorial staff has made the decision to create this content page to help you find its source. To do this, first, we will see the case of noise when starting on Acura MDX but the car does not start, and finally, the noise you can feel on your car if it starts, first cold and then hot.
I listen to a noise when I try to start my Acura MDX, but the engine doesn’t start
I perceive a clicking noise at the start of my Acura MDX
If you listen to a noise when you want to start your car, and it does not want to turn on, it is very likely that it is the battery that is triggering the issue. Indeed, if you acknowledge clicking noise when you start your Acura MDX, and it sounds like a ticking, you almost certainly lack the energy to run your starter, check your battery with a voltmeter and change it if required. In the event that after checking your battery, you still know a noise when starting your Acura MDX and it does not want to start, browse this article content about starter motor noises on Acura MDX for more details and to locate the source of your issue.
I notice a noise when I start my Acura MDX but the engine it starts
I listen to a noise when I start my Acura MDX
- Grinding or squealing type noises when I start cold Acura MDX :
If you listen to a noise when you start your Acura MDX, and this noise is like grinding or squealing noise, which can also be connected to vibrations, it is plausible that it is the combustion of your car that is involved. Indeed if you have an air/fuel mixture that is not good the normal running of the engine will be altered. Examine the state of your injectors and air intake system. For more details on the source of injection-related noises on Acura MDX, browse this article. - Cold start friction parts Acura MDX :
If you notice cold friction noises on Acura MDX, it is pretty much sure 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 plausible that the tensioner roller or damper pulley is worn out and that as a result the extension belt make a friction noise, often when cold. Visually check your belt and change it if needed. If you have other friction noises, and it doesn’t result from your serpentine belt, we have a full article content on engine of your Acura MDX.
I listen to a noise when starting my Acura MDX even when hot
- rubber mount / silent bloc dead motor
If you listen to a clacking noise just when you start your car’s engine and it is more than 100,000 km long, it is plausible that some of your engine silentblocks or rubber mounts are good to be changed. And the huge vibrations generated by starting the engine can produce starting noise on Acura MDX. Examine their state and swap them if needed. Read this article content if you would like to have detailed details on rubber mount noises on Acura MDX. - Motor flywheel
Finally, if you hear a noise that sounds a little like a crank noise when you start your Acura MDX, even when hot, it is plausible that if your series is equipped with a dual-mass flywheel, it is the source of your concerns. Indeed, these parts have created a lot of concerns on many vehicles. When they take part in the game they generate noise when you start your Acura MDX and when you turn off the engine. Have his state checked by a professional.
