Mercedes W251 Rear Roof Interior Reading Lamp Light PDC Display A1715420123

Mercedes W251 Interior Light PDC Display A1715420123 is an original part from the Interior Lighting group, designed for the rear part of the vehicle's interior. It combines the function of lighting with the display of PDC system information, ensuring clear messages and convenient control from the cabin. This is a practical solution for users expecting visual consistency and proper compatibility with the factory electrical system of a Mercedes.

Specifications and technical data

• SKU: A1648200423
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1648200423
• Substitutable numbers: A1648200423, A 164 820 04 23, A1715420123, A 171 542 01 23
• Location on the vehicle: Rear
• Category: Interior Light Assemblies

Purpose and Function in the Vehicle

The presented interior light with PDC display has been specifically designed for Mercedes W251 models, with its placement in the rear part of the interior. The element is responsible for both illuminating the passenger space and displaying information from the parking sensors, which enhances the comfort of daily car use.

Thanks to integration with the PDC system, the driver and passengers receive visual assistance during maneuvering, while maintaining stylistic consistency with other cockpit components. Its original Mercedes origin promotes correct fit with the electrical system and stable long-term operation.

Construction and Integration with the System

The module combines a cabin light source and a PDC display panel in one housing, reducing the number of separate elements in the headliner or rear cabin. The design is intended for cooperation with the factory wiring harness, which facilitates installation and minimizes the risk of compatibility issues.

Appropriately selected mounting points allow for stable seating of the element in the upholstery, without looseness or unwanted vibrations. This preserves the interior aesthetics, and the lighting itself operates evenly, without flickering or power interruptions resulting from improper installation.

Application of a Used Part

This part comes from the used parts group, allowing for an economical repair or replacement of a damaged module while maintaining the original manufacturer's specifications. Choosing this solution is particularly beneficial for vehicles several years old, where maintaining the full functionality of the PDC system and interior lighting at reasonable service costs is a priority.

Original manufacturing promotes the preservation of factory operating parameters, as well as proper interaction with other control units and comfort modules in the vehicle. This is especially important where the parking system is integrated with other comfort and safety functions.

Benefits of Using Original Interior Lighting with PDC

Using the factory interior lighting module with PDC display in a Mercedes W251 offers a number of practical benefits:

• maintaining a consistent interior appearance and matching backlight colors,
• proper cooperation with the parking sensor system and electrical installation,
• reducing the risk of system errors resulting from the use of non-original replacements,
• the possibility of restoring full functionality after damage to the factory module.

Thanks to this, the driver receives clear information about the distance to obstacles, and passengers benefit from convenient illumination of the rear part of the cabin, which improves the ergonomics of using the vehicle at night.

If you are planning a comprehensive repair or upgrade of the interior lighting area in your Mercedes and need other parts from the same group, such as ceiling lights, lighting control modules, or additional light points, check the available parts in the Mercedes Interior Lighting category.

Selection and Operation of Lighting Elements

When selecting an interior lighting module integrated with a PDC display, it is worth paying attention to compatibility with the vehicle's equipment version and the type of parking system used. Proper matching helps avoid communication problems between modules and ensures stable operation of the entire system.

For users interested in a broader context of selecting lighting elements in a car, including headlights and accessories, a guide may be helpful: See More and Better – A Complete Guide to Selecting and Replacing Used LED and Xenon Headlights. The article discusses practical aspects of choosing original components and their impact on driving safety.