Audi Q5 2015 Bulb Size
Bulb size chart
This 2015 Audi Q5 bulb size guide helps you verify the correct bulbs by lighting position, so you can replace a failed lamp without guessing. Whether you are changing a headlight, interior bulb, or exterior marker light, matching the bulb to the exact location is the safest way to get the right fit.
The 2015 Audi Q5 uses a mix of LED and halogen-style bulb types depending on the lamp position and equipment level. This page is organized to make it easier to identify the bulb size for each light on the vehicle, from the D3S headlight bulbs to smaller interior bulbs and rear cargo-area lighting.
Fitment can vary by trim, lighting package, market, and body style, so it is smart to confirm the installed bulb before ordering replacements. Some positions on the 2015 Audi Q5 may use factory LED assemblies, while others may use replaceable bulbs, and aftermarket LED conversions can change the required size or create compatibility issues. If your Q5 has been modified, or if you are unsure whether it came with halogen or LED equipment in a specific lamp, check the old bulb and the housing markings before purchase.
FAQ
What bulb does the 2015 Audi Q5 use for the low beam and high beam headlights?
The listed headlight bulb for both high beam and low beam is D3S. Always confirm the exact headlamp setup on your Q5 before buying, since lighting equipment can vary by package.
What is the rear backup reverse light bulb size on a 2015 Audi Q5?
The rear backup reverse light bulb is 921.
Which bulb fits the front fog lights on a 2015 Audi Q5?
Front fog light fitment is listed as H11 LED or H16 LED, depending on the configuration. Check the existing bulb and connector style before ordering.
What bulb is used for the rear fog light on this Q5?
The rear fog light bulb is 921.
Does the 2015 Audi Q5 use LED bulbs for the brake lights and tail lights?
Yes, the bulb chart lists LED for the brake light bulb and the tail light bulb.
What bulb size is used for the license plate lights?
The license plate light bulb is LED on the 2015 Audi Q5.
What bulb is used for the daytime running lights?
The daytime running light bulb is listed as LED.
What bulb fits the rear turn signal lights?
The rear turn signal light bulb is listed as LED.
What bulb size is used for the front side marker lights?
The front side marker light bulb is listed as LED.
What bulbs are used for the interior map lights and reading lights?
The map light bulb, interior door light bulb, and rear reading light bulb are listed as 2825 or 98.
What bulb size fits the dome light and vanity mirror light?
The dome light bulb is listed as 6411 or 6428, and the vanity mirror light bulb is 6418.
What bulb is used in the glove box light?
The glove box light bulb is 2821.
What bulb fits the trunk or cargo area light?
The trunk or cargo area light bulb is listed as 2825 or 98.
Why should I check the installed bulb before buying replacements for my 2015 Audi Q5?
Because trim and lighting package differences can affect fitment. Checking the installed bulb helps confirm the exact size, especially if the vehicle has been modified or uses a different market-specific setup.