Mercedes X166 Rear Entrance Lamp Light Left N/S A1669061101

Mercedes X166 Rear Entrance Lamp Light Left N/S is an original component from the Interior lighting group, designed for installation on the left side of the rear of the vehicle. It provides uniform, comfortable illumination of the entry area for passengers, improving the ergonomics of using the interior and enhancing the overall functionality of the car.

Specifications and technical data

• SKU: A1669061101
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1669061101
• Substitutable numbers: A1669061101, A 166 906 11 01
• Location on the vehicle: Rear, Left
• Category: Interior Light Assemblies

Purpose and vehicle placement

The presented entrance lamp is dedicated to the rear part of the body, on the left side. This placement allows for precise illumination of the area by the rear doors, which facilitates entering and exiting, as well as using the interior after dark. The element has been designed to maintain stylistic consistency with other light points in the cabin.

Original Mercedes interior lighting

As a Mercedes brand product, the rear left entrance lamp complies with the manufacturer's factory quality and safety standards. This means it is perfectly matched to the vehicle's electrical system, provides the appropriate light characteristics, and is compatible with factory mounting points. As a result, installation is predictable, without the need for modifications to the wiring harness or upholstery elements.

Operational and installation characteristics

The element from the Interior lighting category is responsible for local illumination of the entry zone, which translates into better visibility of thresholds, floor mats, and interior equipment elements in the rear section. The lamp construction is prepared for operation in conditions typical for a passenger cabin, taking into account temperature changes and frequent use.

Due to its factory origin, the lamp is intended for installation in existing mounting holes, using original attachment points. This facilitates service and shortens replacement time compared to replacements that require fitting.

Product condition and benefits of choosing a used part

The offered element is in used condition, which allows for an economical replacement of a damaged or non-functional lamp while maintaining the manufacturer's original specifications. Choosing a used OEM component is particularly beneficial when you want to maintain a consistent interior look, the correct light color, and compatibility with other lighting elements.

By using an original rear left entrance lamp, you reduce the risk of fitting problems, incorrect illumination, or unwanted messages in the vehicle's onboard systems.

Lighting system expansion and technical knowledge

If you are interested in a broader context of lighting modernization in your car, including the selection of headlights and related components, it is worth reaching out for specialized materials. Practical tips on selecting and replacing used lighting elements can be found in the article See more and better – a complete guide to selecting and replacing used LED and Xenon headlights, which discusses, among other things, the importance of using original OEM parts.

If you are planning a comprehensive repair or modernization of the interior lighting zone in your Mercedes and need other elements from the same group, such as entrance lamps, ceiling lights, or footwell lighting, check out the available parts in the Mercedes interior lighting category.