What could be more disturbing than noises when you start your vehicle… Indeed, you maybe already found out noises when you start your Bmw Serie 4 F33 and in general it’s frustrating. It could not be anything severe, but each new engine starts usually becomes a scary moment during which you don’t know if your engine will start. That is why our team has chosen to create this content to support you find its origin. To do this, first, we will see the case of noise when starting on Bmw Serie 4 F33 but the vehicle does not start, and finally, the noise you can experience on your vehicle if it starts, first cold and then hot.
I hear a noise when I try to start my Bmw Serie 4 F33, but the engine doesn’t start
I identify a clicking noise at the start of my Bmw Serie 4 F33
If you hear a noise when you want to start your vehicle, and it does not want to turn on, it is most likely that it is the battery that is triggering the problem. Indeed, if you hear clicking noise when you start your Bmw Serie 4 F33, and it sounds like a ticking, you probably lack the energy to run your starter, check your battery with a voltmeter and replace it if necessary. In the event that after verifying your battery, you still experience a noise when starting your Bmw Serie 4 F33 and it does not want to start, browse this article about starter motor noises on Bmw Serie 4 F33 for more information and to find the source of your problem.
I listen a noise when I start my Bmw Serie 4 F33 but the engine it starts
I hear a noise when I start my Bmw Serie 4 F33
- Grinding or squealing type noises when I start cold Bmw Serie 4 F33 :
If you hear a noise when you start your Bmw Serie 4 F33, and this noise sounds like grinding or squealing noise, which can also be relating to vibrations, it is plausible that it is the combustion of your vehicle that is involved. Indeed if you have an air/fuel mixture that is not good the normal general performance of the engine will be altered. Check the state of your injectors and air intake system. For more information on the source of injection-related noises on Bmw Serie 4 F33, look at this article content. - Cold start friction parts Bmw Serie 4 F33 :
If you encounter cold friction noises on Bmw Serie 4 F33, 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 verify your belt and replace it if required. If you have other friction noises, and it doesn’t originate from your serpentine belt, we have a full article on engine of your Bmw Serie 4 F33.
I hear a noise when starting my Bmw Serie 4 F33 even when hot
- rubber mount / silent bloc dead motor
If you hear a clacking noise just as 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 expired. And the huge vibrations made by starting the engine can make starting noise on Bmw Serie 4 F33. Check their state and swap them if required. Browse this article if you would like to have detailed information on rubber mount noises on Bmw Serie 4 F33. - Motor flywheel
Finally, if you have a noise that sounds a little like a crank noise when you start your Bmw Serie 4 F33, even when hot, it is plausible that if your series is equipped with a dual-mass flywheel, it is the source of your problems. Indeed, these parts have created a lot of problems on many vehicles. When they take part in the game they make noise when you start your Bmw Serie 4 F33 and when you turn off the engine. Have his state checked by a specialist.
