Audi A4 2022 Bulb Size
Bulb size chart
This 2022 Audi A4 bulb size guide helps you verify the correct bulb type by lighting position, so you can replace the right lamp without guessing. Because Audi used different lighting setups depending on market, trim, body style, and package, it is important to match the bulb to the exact location on the car.
Use this page as a quick reference for exterior and interior bulbs on the 2022 Audi A4, including headlights, turn signals, brake lights, license plate lights, and cabin lighting. The chart is organized by bulb position to make replacement easier and to help you compare the installed bulb before you buy.
Fitment can vary on the 2022 Audi A4, especially between LED and HID-equipped vehicles and between different trim or lighting packages. Some positions use factory LED modules rather than replaceable bulbs, while others may use specific service bulbs such as D5S, H8 LED, 64132, or 12174NA depending on configuration. If your car has been modified with aftermarket LED conversions, the bulb listed for the original equipment setup may not match what is currently installed. For the best results, check the bulb already in the housing, confirm the headlight type, and compare it with the chart before ordering replacements.
FAQ
What does this 2022 Audi A4 bulb guide cover?
It covers common exterior and interior lighting positions for the 2022 Audi A4, including headlight, tail light, brake light, turn signal, reverse light, license plate light, dome light, map light, vanity mirror light, glove box light, and more.
Why do some bulb positions show LED instead of a bulb number?
On many 2022 Audi A4 lighting positions, the factory setup uses an LED module or integrated LED assembly rather than a standard replaceable bulb. In those cases, the chart identifies the light as LED instead of listing a separate bulb part number.
Which headlight bulb does the 2022 Audi A4 use with HID headlights?
For HID headlight setups on the 2022 Audi A4, the high beam and low beam bulb type is D5S. The front turn signal bulb for HID headlight vehicles is listed as 64132.
Which headlight bulb does the 2022 Audi A4 use with LED headlights?
For LED headlight setups, the chart lists the high beam and low beam as LED. The front turn signal bulb is also listed as LED on vehicles with LED headlights.
What is the cornering light bulb on the 2022 Audi A4?
The cornering light bulb is listed as H8 LED on this page. That means the exact fit depends on the lighting package and headlight configuration.
What bulb does the glove box light use on the 2022 Audi A4?
The glove box light bulb is listed as 194 or 2821. These are common interior bulb sizes, but it is still smart to confirm the existing bulb before ordering.
Are the brake lights and tail lights separate on the 2022 Audi A4?
The page lists both Brake Light Bulb and Tail Light Bulb as LED. On this model, those functions may be integrated into LED assemblies depending on trim and market.
Does the 2022 Audi A4 use the same reverse light bulb on every version?
The reverse light bulb is listed as LED, but exact serviceability can vary by body style and lighting package. Some versions may use an integrated LED unit instead of a simple replaceable bulb.
What should I check before buying bulbs for my 2022 Audi A4?
Check the lighting position, the headlight type, and the bulb already installed in the car. Also compare your vehicle’s trim, market, and package, since Audi used different lighting setups on the 2022 A4.
Can I upgrade my 2022 Audi A4 to LED bulbs?
Some positions may accept aftermarket LED replacements, but fitment and warning messages can be an issue. If your car originally used halogen or HID bulbs, make sure the new bulb matches the socket, beam pattern, and electrical requirements before installing it.
Why does the page mention trim and body style differences?
Because the 2022 Audi A4 was sold with different lighting packages across markets and body styles, the exact bulb type can change. The page is designed to help you narrow down the correct bulb by position and configuration.
How can I avoid ordering the wrong bulb for my 2022 Audi A4?
Use the bulb chart as a starting point, then verify the installed bulb and headlight system on your specific car. Matching the bulb position and the factory lighting setup is the safest way to avoid a mismatch.