Description
BMW 3 Series G20 Headlight Control Switch 5A16B20 – 2019–2025
Genuine BMW Headlight Control Switch, professionally removed from a 2021 BMW 3 Series G20. This interior switch module is responsible for controlling the vehicle’s exterior lighting functions, including headlights, side lights, rear fog lights (where fitted), and automatic lighting settings depending on specification. Ideal as a direct replacement for faulty, worn, or non-responsive light switch units.
⚠️ IMPORTANT:
Please match the part number (5A16B20) with your existing unit to ensure compatibility.
⚠️ Compatibility may vary depending on vehicle specification, lighting package, and trim level.
⚠️ Ensure connector type and switch layout match your original unit before installation.
Key Features
Brand: BMW
Model Compatibility: BMW 3 Series (G20)
Year Range Compatibility: 2019 – 2025
Part Type: Headlight Control Switch
Part Number: 5A16B20
Condition: Used – Genuine OEM BMW part, fully inspected and in excellent working condition
Fitment: Direct replacement
Function: Controls exterior lighting functions including headlights, side lights, fog lights, and automatic lighting settings
PLEASE NOTE:
As this is a used interior electronic component, there may be minor marks or cosmetic wear.
The unit has been fully inspected and is in excellent working condition.
Professional installation is recommended.
We strive to provide accurate descriptions and high-quality used parts.
Shipping Information
We offer UK mainland shipping only.
The shipping price shown near the item price is available only within 225 miles of our location in London, England.
For locations beyond this radius, shipping arrangements can be discussed upon request.
If you are located outside this area and no arrangement is made, we may have to cancel the order.
International shipping can be arranged upon agreement between both parties.