What could possibly be more frustrating than noises when you start your automobile… Indeed, you probably previously found out noises when you start your Peugeot 407 and in general it’s frustrating. It may not be anything serious, 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 produce this document to support you find its source. To do this, first, we will see the case of noise when starting on Peugeot 407 but the automobile does not start, and finally, the noise you can feel on your automobile if it starts, first cold and then hot.
I acknowledge a noise when I try to start my Peugeot 407, but the engine doesn’t start
I perceive a clicking noise at the start of my Peugeot 407
If you acknowledge a noise when you want to start your automobile, and it does not want to turn on, it is likely that it is the battery that is contributing to the trouble. Indeed, if you perceive clicking noise when you start your Peugeot 407, and it sounds like a ticking, you most likely lack the energy to run your starter, check your battery with a voltmeter and change it if required. In the case that after verifying your battery, you still encounter a noise when starting your Peugeot 407 and it does not want to start, consult this article about starter motor noises on Peugeot 407 for more information and to find the origin of your trouble.
I notice a noise when I start my Peugeot 407 but the engine it starts
I acknowledge a noise when I start my Peugeot 407
- Grinding or squealing type noises when I start cold Peugeot 407 :
If you acknowledge a noise when you start your Peugeot 407, and this noise sounds like grinding or squealing noise, which can also be linked to vibrations, it is conceivable that it is the combustion of your automobile that is involved. Indeed if you have an air/fuel mixture that is not good the normal operation of the engine will be altered. Check the condition of your injectors and air intake system. For more information on the source of injection-related noises on Peugeot 407, look at this content page. - Cold start friction parts Peugeot 407 :
If you encounter cold friction noises on Peugeot 407, it is practically certain that they come from one of your belts. Either the serpentine belt starts to wear out and therefore causes a friction noise. It is also conceivable that the tensioner roller or damper pulley is worn out and that as a result the extension belt provoke a friction noise, often when cold. Visually verify your belt and change it if needed. If you have other friction noises, and it doesn’t come from your serpentine belt, we have a full article on engine of your Peugeot 407.
I acknowledge a noise when starting my Peugeot 407 even when hot
- rubber mount / silent bloc dead motor
If you acknowledge a clacking noise just when you start your car’s engine and it is more than 100,000 km long, it is conceivable that some of your engine silentblocks or rubber mounts are good to be swapped. And the huge vibrations produced by starting the engine can produce starting noise on Peugeot 407. Check their condition and change them if needed. Read this article if you would like to have detailed information on rubber mount noises on Peugeot 407. - Motor flywheel
Finally, if you notice a noise that sounds a little like a crank noise when you start your Peugeot 407, even when hot, it is conceivable that if your series is equipped with a dual-mass flywheel, it is the origin of your concerns. Indeed, these parts have created a lot of concerns on many automobiles. When they take part in the game they produce noise when you start your Peugeot 407 and when you turn off the engine. Have his condition inspected by a specialist.
