Learn how to install a new battery in an Audi A4 Quattro. We’ll show you how to replace/change/remove with simple tips and tricks to help get you started!
Tool List: 10mm wrench, T40 torx
Although this video may provide you with the basic procedures, we recommend that you check with the vehicle manufacture’s step by step procedures found in service/repair manuals for the vehicle you are working on.
Even if your vehicle did not come with an AGM battery, you can upgrade to an AGM battery for up to 2x the life. AGM can be found at most retail outlets. You can learn more about AGM here: https://www.autobatteries.com/en-us/battery-technology-types/absorbent-glass-mat-agm-battery
The use of a memory saving procedure will keep the memory alive on the vehicle’s computer during the battery replacement procedure. Referring to our Memory Saving video will provide you with various memory saving procedures that can be used according to vehicle manufacturer’s requirements. https://youtu.be/7Q2hSsUy8Nk
Some late model vehicles must have the 12 volt battery registered with the vehicle’s Battery Control Module or Computer after replacement. See these videos on Battery registration and coding for more details on the procedures at https://youtu.be/Uk0FzopRjM0 & https://youtu.be/cxOK_DczRGg
Always wear safety glasses and gloves when working with or near batteries.
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Thanks for your videos. Where do you connect the memory saver negative? Where would you connect it in cars with intelligent battery sensor? Thanks for your videos!
On older model Audis is it necessary to program or code the battery to the vehicle like on newer models?
Not done guys…. need to reset the computer and retrain the keyless entry. Make a note that the stability control light may come on for a while until you drive it around.
Be ready to Google something else!
What model year or generation of A4 is this? Not specified in the video, and different models may have the battery placed or secured differently
Speak more clearly. A 240 what? Or is a T40?
Hello, I'm very interested in this car, however, I can't comprehend why is there a water drain right above the battery? Shouldn't it cause a short-curcuit ?
Is it recommended to Use a memory saver when changing the Battery on this model?
What is the purpose of having a host battery connected? For the car’s Computer?
What tool are you using to remove the bolt that secures the battery?
What size and brand is that battery ?
Also why am I seeing a spark when I try to reconnect the negative terminal after the positive
What happens if I connect the vent cord to the battery before I connect all terminals???