Mercedes-Benz C CLK Class W202 C208 W208 Interior Door Light Switch A2028209510

Mercedes-Benz C CLK Class W202 C208 W208 Interior Door Light Switch for Mercedes-Benz C-Class W202 and CLK C208/W208 models is a precision component within the cabin lighting control group, responsible for reliably switching the interior light on and off when opening and closing the doors. This practical solution helps maintain the proper operation of the interior electrical system, ensuring convenient access to light in the door area for the driver and passengers.

Specifications and technical data

• SKU: A2028209510
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2028209510
• Substitutable numbers: A2028209510, A 202 820 95 10, KZ
• Category: Switches & Controls

Application and function in the interior electrical system

The presented door light switch is designed for installation inside the doors of Mercedes C-Class W202 and CLK C208/W208 vehicles. It is responsible for:

• controlling the interior light when opening and closing the doors,
• stable signal transmission to the vehicle's electrical system,
• maintaining the correct logic of cabin and entry area lighting operation.

Thanks to its perfect fit for this specific generation of Mercedes, this component works with the factory wiring harness and original mounting points, which facilitates installation and reduces the risk of compatibility issues.

Design and fitment for Mercedes-Benz

The switch belongs to the Switches, control elements and ignition locks group, meaning it has been designed as part of the vehicle's electrical control system. Its design features:

• a dedicated electrical connector matched to the Mercedes installation,
• a housing adapted for operation in doors, under conditions of variable temperature and humidity,
• a contact mechanism adapted for repeated door opening and closing cycles.

Its original Mercedes origin helps maintain consistency with other electrical system components and minimizes the risk of interior lighting malfunctions.

Performance characteristics and benefits of installation

Replacing a faulty door light switch with this component allows you to restore the proper operation of the interior light, eliminating issues such as the lack of light when the door is opened or its improper deactivation. Key benefits include:

• precise lighting control in the door and cabin area,
• preservation of the vehicle's factory functionality without the need for wiring modifications,
• consistency with the original safety and comfort systems.

This component is particularly important in vehicles where interior lighting interacts with other comfort systems, such as central locking or the open door warning on the instrument cluster.

Condition and service purpose

The offered door light switch is an aftermarket component, making it an attractive service solution for users looking for parts suited to the vehicle's age. It is suitable both for the typical replacement of a worn-out switch and for repairs to the interior lighting system following a collision or bodywork intervention in the door area.

If you are planning a comprehensive repair or upgrade of the interior electrical control zone in your Mercedes and need other components from the same group, such as light switches, window control buttons, or ignition lock elements, check out the available parts in the Mercedes switches, control elements and ignition locks category.

Technical support and part selection

When working with a vehicle's electrical system, it is worth following an organized diagnostic and installation procedure to avoid damage to wiring harnesses, fuses, or control modules. For other components, especially in the area of safety, specialized guides can be helpful. For users interested in the safe selection of aftermarket components, we particularly recommend the article Second-hand braking system: how to safely choose discs, calipers, and ABS?, which shows how to responsibly approach the purchase of used components in specialized stores.