You notice a starter motor noise on your Volkswagen Polo 4 each time you start your vehicle. We agree that this is not agreeable and that you have questions. Discovering such a noise is not always a good indication, but it may also be nothing significant. To assist you resolve this issue, our team has decided to prepare this article content to assist you in this research. First, we will explain how the starter motor functions on your Volkswagen Polo 4, and then what starter motor noises you can experience on your Volkswagen Polo 4.starter-motor-noise-volkswagen-polo-4

Functioning and various information

Function of a starter motor on Volkswagen Polo 4

The starter motor is an electric motor whose only function is to start the engine unit of your vehicle. By a magnetic system and a “serial” technology, it will generate an enormous torque that will allow it to drive the pistons of the engine that are subjected to enormous compression and an oil that provides additional resistance being not very fluid when cold.
It is completed by the “solenoid”. It is an electromagnet that goes under a 12 volt electric impulse to push the fork (link element between the “solenoid” and the electric motor of the starter) and thus engage the starter drive pinion on the engine flywheel. Following this action, once in engagement, the starter motor of your Volkswagen Polo 4 is activated and turns the drive pinion on the flywheel to start the engine.

How to prevent starter motor noises on Volkswagen Polo 4

  • Do not run your starter too long
  • Even if your engine does not start because of tired glow plugs, for example, or because the temperature is too cold. You should not turn your key for more than a few seconds or you will burn your starter motor. In fact, the current necessary to make it turn and the speed of rotation only permits it to perform its function over very short and intense periods of time. If the car does not start, look for the solution somewhere else.

  • Do not use a starter motor on Volkswagen Polo 4 with a tired battery
  • Although when you have a battery that is exhausted, you always want to start your vehicle, the energy it is capable of holding may not be sufficient to furnish the power demanded by the starter motor to start your engine unit. Repeated attempts will pre-use your starter motor and if you do not correct the cause of your failure to start repeatedly, your starter may be the future part you will have to change.

I notice noises from the starter motor of my Volkswagen Polo 4, what are the origins?

I experience a loud noise from the starter of my Volkswagen Polo 4

If you experience a starter motor noise on Volkswagen Polo 4 and you have the feeling that it is close to a loud noise, it is plausible that it is the starter motor gears that are at the origin of it. In fact, often when the component has been dismantled for other repairs, its adjustment in relation to the engine flywheel may no longer be perfect, in which situation the gears will be worn down with time and will not slip and will no longer properly engage the engine when starting. Examine the condition of the drive pinion, if it is the part responsible of the starter motor noise on your Volkswagen Polo 4 replace it.
If it is a noise in the front of your vehicle but it seems to you after examining not to come from your starter, browse this article content about front end noise on Volkswagen Polo 4 which may offer you other leads to solve your noise issue.

I notice a clicking noise of the key running in my neiman but no noise at the starter motor of my Volkswagen Polo 4

If you notice a clicking noise at the starter motor of your Volkswagen Polo 4, there are two possible failures relating to this indicator. If you have in addition to the noise the motor is not running, it may be the “solenoid” is not supplied with energy. One of the most traditional ways to relaunch it is to hit it with a metal bar to remove the dust that blocks it. If that is not enough, it may be the neiman who is concerned. You might have a issue with unplugged cable verify your electrical installation. If after tracking this clicking noise on Volkswagen Polo 4 doesn’t come from your starter motor, check this article for more informations.