Mercedes W169 Bulb Holder Side Panel Light Lamp Socket Rear Left N/S A1698200177

Mercedes W169 Bulb Holder Side Panel Light Lamp Socket Rear Left N/S is a precisely engineered lighting component responsible for the stable seating of bulbs and a secure electrical connection in the rear left lamp. Thanks to its design tailored to the specific Mercedes model, it ensures the proper operation of position lights, brake lights, and turn signals. It is a practical solution for users who want to restore full lighting functionality without the costly replacement of the entire lamp unit.

Specifications and technical data

• SKU: A1698200177
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1698200177
• Substitutable numbers: A1698200177, A 169 820 01 77, EM
• Location on the vehicle: Rear, Left
• Category: Light Bulbs & LEDs

Purpose and function in the lighting system

The presented socket is dedicated to the rear left lamp of the Mercedes W169 class body, allowing for the preservation of the vehicle's factory lighting system. The component is responsible for:

• mechanically holding the bulbs in the correct position relative to the reflector and lens,
• a stable connection of electrical contacts with the wiring harness,
• proper distribution of electrical loads within the lamp.

As a result, the rear left lighting system operates according to the manufacturer's specifications, which directly impacts vehicle visibility and the clarity of light signals for other road users.

Construction and fitment for Mercedes W169

The bulb holder has been designed as a component mounted directly into the rear lamp housing on the driver's side. The construction takes into account:

• the arrangement of sockets for specific types of bulbs used in this model,
• geometry matched to the shape of the lamp, which facilitates installation and removal,
• connectors prepared for compatibility with the factory electrical harness.

This solution allows for consistency with the original lighting system design and reduces the risk of compatibility issues that often arise when using universal aftermarket replacements.

Operational characteristics and installation benefits

As an item from the LED Lamps and Lights category, the rear left bulb holder plays a key role in the reliability of the entire lighting module. In practical use, this translates into:

• reduced risk of circuit interruptions and flickering lights,
• easier fault diagnostics – in case of problems, you can replace just the bulb base rather than the entire lamp,
• the ability to retain the original lamp when only the socket is damaged.

The used component allows for an economical repair while maintaining the original manufacturer's specifications. This solution is particularly beneficial for post-accident repairs or restoring full lighting functionality in older vehicles.

Compatibility and technical aspects of installation

The socket is intended for installation in the rear left part of the vehicle, which eliminates any doubt regarding its placement in the body. When selecting the component, it is worth paying attention to:

• compatibility with the specific W169 body version,
• the condition of the electrical contacts in the vehicle's harness,
• proper seating in the lamp housing after installation.

A properly selected and installed bulb holder allows for the consistent operation of all lighting functions on the rear left side of the vehicle, which is important for both safety and regulatory compliance.

Lighting system expansion and additional materials

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your Mercedes and need other elements from the same group, such as lamp modules, bulb bases, or complete light assemblies, check out the available parts in the Mercedes LED Lamps and Lights category.

For users interested in a broader approach to lighting, component selection, and the impact of light quality on safety, the article See more and better – a complete guide to selecting and replacing used LED and Xenon headlights will be helpful, as it discusses the practical aspects of choosing original lighting components.

If you are considering different repair strategies – between regeneration and using pre-owned components – the post Regenerated or used original – which part to choose for repairs? will provide additional arguments, allowing you to better evaluate the cost-effectiveness of individual solutions in the context of the lighting system.