You acknowledge a starter motor noise on your Audi A3 once you start your vehicle. We agree that this is not pleasant and that you have inquiries. Hearing such a noise is not always a good indication, but it may also be nothing significant. To support you resolve this issue, our team has chosen to write this article to assist you in this research. First, we will detail how the starter motor functions on your Audi A3, and then what starter motor noises you can notice on your Audi A3.starter-motor-noise-audi-a3

Functioning and various information

Function of a starter motor on Audi A3

The starter motor is an electric motor whose single job is to start the engine unit of your automobile. By a magnetic system and a “serial” technology, it will launch 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 part 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 A3 is activated and turns the drive pinion on the flywheel to start the engine.

How to prevent starter motor noises on Audi A3

  • Do not run your starter too long
  • Even if your engine does not start because of tired glow plugs, for example, or because the weather conditions is too cold. You should not try to start for more than a few seconds or you will burn it. In fact, the current required to make it turn and the speed of rotation only allows it to perform its function over very short and intense periods of time. If the vehicle does not start, look for the solution elsewhere.

  • Do not use a starter motor on Audi A3 with a tired battery
  • Although when you have a battery that is tired, you always want to start your automobile, the energy it is capable of holding may not be sufficient to provide 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 trigger of your failure to start repeatedly, your starter may be the future component you will have to change.

I acknowledge noises from the starter motor of my Audi A3, what are the triggers?

I encounter a loud noise from the starter of my Audi A3

If you hear a starter motor noise on Audi A3 and you have the feeling that it is approaching a loud noise, it is possible that it is the starter motor gears that are at the origin of it. In fact, often when the part has been dismantled for other repairs, its adjustment in relation to the engine flywheel may no longer be ideal, in which circumstance the gears will be worn down over time and will not slip and will no longer properly engage the engine when starting. Check the condition of the drive pinion, if it is responsible of the starter motor noise on your Audi A3 replace it.
If it is a noise in the front of your automobile but it seems to you after reviewing not to come from your starter, check this article about front end noise on Audi A3 which may provide you other leads to solve your noise issue.

I acknowledge a clicking noise of the key running in my neiman but no noise at the starter motor of my Audi A3

If you acknowledge a clicking noise at the starter motor of your Audi A3, there are two possible failures relating to this symptom. 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 common 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 may have a issue with unplugged cable check your electrical installation. If after checking this clicking noise on Audi A3 doesn’t come from your starter motor, check this article for more informations.