What could be more disturbing than noises when you start your vehicle… In fact, you probably previously noticed noises when you start your Volkswagen Passat 7 and usually it’s frustrating. It might 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 editorial staff has made the decision to prepare this document to support you find its origin. To do this, first, we will see the case of noise when starting on Volkswagen Passat 7 but the vehicle does not start, and finally, the noise you can encounter on your vehicle if it starts, first cold and then hot.
I acknowledge a noise when I try to start my Volkswagen Passat 7, but the engine doesn’t start
I identify a clicking noise at the start of my Volkswagen Passat 7
If you acknowledge a noise when you want to start your vehicle, and it does not want to turn on, it is likely that it is the battery that is contributing to the issue. In fact, if you notice clicking noise when you start your Volkswagen Passat 7, 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 examining your battery, you still know a noise when starting your Volkswagen Passat 7 and it does not want to start, read this content about starter motor noises on Volkswagen Passat 7 for more details and to locate the source of your issue.
I hear a noise when I start my Volkswagen Passat 7 but the engine it starts
I acknowledge a noise when I start my Volkswagen Passat 7
- Grinding or squealing type noises when I start cold Volkswagen Passat 7 :
If you acknowledge a noise when you start your Volkswagen Passat 7, and this noise is 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. In fact if you have an air/fuel mixture that is not good the normal operation of the engine will be altered. Examine the condition of your injectors and air intake system. For more details on the source of injection-related noises on Volkswagen Passat 7, read this article content. - Cold start friction parts Volkswagen Passat 7 :
If you notice cold friction noises on Volkswagen Passat 7, it is almost 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 change it if required. If you have other friction noises, and it doesn’t come from your serpentine belt, we have a full content on engine of your Volkswagen Passat 7.
I acknowledge a noise when starting my Volkswagen Passat 7 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 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 make starting noise on Volkswagen Passat 7. Examine their condition and change them if required. Consult this content if you would like to have detailed details on rubber mount noises on Volkswagen Passat 7. - Motor flywheel
Finally, if you hear a noise that sounds a little like a crank noise when you start your Volkswagen Passat 7, even when hot, it is plausible that if your series is equipped with a dual-mass flywheel, it is the source of your trouble. In fact, these parts have created a lot of trouble on many cars. When they take part in the game they generate noise when you start your Volkswagen Passat 7 and when you turn off the engine. Have his condition checked out by a specialist.
