Audi A3 e-Tron Key Fob Battery Replacement. The A3 e-tron uses a CR2032 battery in the Key Fob. To replace this battery, simply slide out the physical valet key by pressing the release button. Use the key to pry the two halves of the key fob apart. Pop out the old battery and install the new battery in the same orientation. To download your Audi e-tron software update, your car will need to be connected to the internet using Audi Connect. You can then follow the steps below: Find the notification for the update in the infotainment system (or search manually). Select the required update and press Continue. Follow the on-screen system instructions. Audi 2019 A2 A3 A4 A5 A6 A7 A8 Q8 e-tron GT RS6 RS7 RSQ8 S4, S5, S6, S7, S8, SQ8 FOB key battery replacement (2019 - 2024 models) The 2024 Audi Q8 e-tron Sportback can get to 60 miles per hour in 5.3 seconds. Audi of America. The 2024 Audi Q8 e-tron Sportback includes a 2-in-1 charging cable capable of both 120-volt Level-1 Audi. e-tron. The cost to replace the hybrid battery in a Audi e-tron will be around $35,775 if You purchase a new OEM replacement battery from the dealer. The labor to replace the battery is between $935 and $1,179. Judgedging the lifespan of a hybrid battery isnt an easy task because it depends on many factors, including, the amount of use it Audi says the E-tron 55 quattro has gained a range extension of up to 12 miles (20km) - an increase of 5% - meaning the model is now capable of traveling 274 miles on a single charge. The update Audi has announced some significant updates to the Q4 e-tron and Q4 e-tron Sportback for 2024 with much needed power, range, battery, and technology upgrades. Available for order first in Europe Coupe, 12 VOLT MAIN. MAIN, 3.0 liter. MAIN, 420 Amp. MAIN, 420/75AH amp. MAIN, 75 AH. Battery - Repair or Replace. As vehicle electronics become more and more sophisticated, replacing a battery becomes less straightforward. Our technicians will install an OEM replacement battery in your 2021 Audi e-tron and perform all further factory-required Locate a new CR2032 battery. Flip open the Audi metal key with the key release button. Locate the small notch inside the key compartment with the metal key flipped open. Carefully use a small flathead screwdriver to pop open the battery cover in the small notch. Once it's popped open, gently pry the cover from the back where the metal keyring Uncovering the 12volt battery (to install extension) As I've read (with surprise) about the possibility of being stranded by a discharged 12v battery (and not being able to open the frunk as a result), I've decided to install a short SAE extension cable to bring the 12v connections near the windshield where I can get at them if needed. 8U3T0.