You hear a starter motor noise on your Audi A4 once you start your car. We agree that this is not enjoyable and that you have inquiries. Hearing such a noise is not always a good signal, but it may also be nothing serious. To support you resolve this issue, our team has decided to prepare this article content to assist you in this research. First, we will describe how the starter motor functions on your Audi A4, and then what starter motor noises you can know on your Audi A4.starter-motor-noise-audi-a4

Functioning and various information

Function of a starter motor on Audi A4

The starter motor is an electric motor whose only function is to start the engine of your car. 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 exposed 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 Audi A4 is activated and turns the drive pinion on the flywheel to start the engine.

How to prevent starter motor noises on Audi A4

  • Do not try to start your engine for too long
  • Even if your engine does not start because of tired glow plugs, for example, or because the climate is too cold. You should not try to start for more than a few seconds or you will burn it. Indeed, the current needed 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 Audi A4 with a tired battery
  • Although when you have a battery that is tired, you always want to start your car, the energy it is capable of holding may not be sufficient to give the power demanded by the starter motor to start your engine. Repeated attempts will pre-use your starter motor and if you do not deal with the cause of your failure to start repeatedly, your starter may be the future component you will have to swap.

I hear noises from the starter motor of my Audi A4, what are the triggers?

I encounter a loud noise from the starter of my Audi A4

If you experience a starter motor noise on Audi A4 and you have the feeling that it is close to a loud noise, it is conceivable that it is the starter motor gears that are at the origin of it. Indeed, often when the component has been dismantled for other fixes, its adjustment in relation to the engine flywheel may no longer be perfect, in which circumstance the gears will be worn down over time and will not slip and will no longer properly activate the engine when starting. Examine the condition of the drive pinion, if it is the element responsible of the starter motor noise on your Audi A4 replace it.
If it is a noise in the front of your car but it seems to you after examining not to come from your starter, check this article content about front end noise on Audi A4 which may provide you other leads to resolve your noise issue.

I hear a clicking noise of the key running in my neiman but no noise at the starter motor of my Audi A4

If you hear a clicking noise at the starter motor of your Audi A4, 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 typical 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 could have a issue with unplugged cable verify your electrical installation. If after checking this clicking noise on Audi A4 doesn’t come from your starter motor, check this article for more informations.