How to change Audi battery DIY Guide
Updated 2 weeks 1 day ago
In this tutorial, you will find instructions on how to change the battery on various Audi models. To change the battery on 1995-2020 Audi model you will need a few basic tools such as a 10mm wrench, terminal cleaning brush, battery protector and of course a new Audi battery.
Symptoms of bad Audi battery
- Audi does not start
- Battery dead or does not hold a charge
- Engine cranks very slow
- Audi has no power or lights
What you will need
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Turn off the engine
Before you get started replacing the car battery on your Audi remove the key from the ignition. Audi can be sensitive to low voltage and keeping the key in the ignition can cause electrical problems. In case your Audi battery is completely dead, you will not be able to get into the car because your key fob remote will not unlock the car. Remove the metal key from the remove and manually open the driver's door.
Pull the hood release under the dashboard on driver's side. Next, release the hood latch at the front of your model
To access the battery you may need to remove the plastic cover.
Disconnect the negative battery termnial on your Audi. Loosen the 10mm nut, no need to remove it. Then twist the cable and pull it away from the battery post.
Next, disconnect the positive battery terminal.
Remove battery hold down bracket. Here is a close up picture of the battery bracket on your Audi model.
It is important to clean battery terminals of your Audi using a termnial brush. This will ensure that you don't have any corrosion issue in the future.
Reconnect battery terminals. First, connect the positive battery cable on your Audi. Tighten the 10mm nut on the positive battery clamp.
Connect Negative Cable
Connect the negative cable. Tighten the 10mm nut on the negative clamp. When possible use battery fiber washers to prevent corrosion of the battery terminals.
Spray battery terminal protector on the battery posts and clamps. A battery protector helps seal the metal surfaces. It helps reduce corrosion and improves current flow.
Start the Engine
Now it is time to start your Audi. Enter the car and start the engine as you normally would. Follow the instructions found on your owner's manual to synchronize windows, sunroof, seats and set lost radio preset stations.
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