2021 Audi e-tron Bulb Size

Goal: This bulb size chart is meant to help you find correct replacement bulbs for a 2021 Audi e-tron. Many owners face confusion over differing part numbers and socket types, so this list groups common positions and recommended sizes to reduce guesswork and delays. Prerequisites and step by step: Assume you have the vehicle manual and basic tools. Start by confirming the lamp position, compare the listed size to the existing bulb, and choose an LED or halogen option based on your preferred trade-off between longevity and cost. Validation comes from matching socket fit and function before final installation. Troubleshooting and wrap up: If a bulb doesn’t fit or flickers, double-check the part code and your e-tron’s trim level. Some links on this page are affiliate links, which may earn a small commission at no extra cost to you — this supports maintaining accurate, recommended information.