Mercedes C219 Wing Mirror Blinker Indicator Lamp Left N/S A1718100364

Mercedes C219 Wing Mirror Blinker Indicator Lamp Left N/S is an original, used signal lamp designed for installation in the driver's side exterior mirror. The component provides clear, lateral signaling of turning intentions, improving vehicle safety and visibility in city traffic and on the road. It is a practical solution for users who want to restore the full functionality of the lighting system in their Mercedes without investing in the entire mirror assembly.

Specifications and technical data

• SKU: A1718100364-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1718100364
• Substitutable numbers: A1718100364, A 171 810 03 64
• Location on the vehicle: Left
• Category: Mirror Assemblies

Purpose and function in the lighting system

The presented indicator lamp is an integrated component of the Exterior mirrors in Mercedes C219 models, mounted on the left side of the vehicle. It is responsible for clear, lateral signaling of lane changes or turns, which increases the visibility of maneuvers for other road users.

Its placement in the mirror housing ensures that the indicator light is visible from both the front and the side of the vehicle, supporting the operation of the main front and rear lamps. This keeps the lighting system consistent and ensures the vehicle meets signaling requirements for maneuvers.

Construction and fitment for Mercedes C219

The Mercedes C219 Wing Mirror Blinker Indicator Lamp Left N/S has been designed as a component dedicated to the specific construction of the C219 mirror, which translates into proper fitment with the housing and stable mounting. The shape of the lens and the mounting points are adapted to the factory mirror, which facilitates installation and reduces the risk of improper seating.

The original design ensures compatibility with the vehicle's electrical system, including the wiring harness routed to the mirror. As a result, once properly connected, the lamp works with the factory indicator control system without the need for additional modifications.

Benefits of using an original used lamp

Using an original, used component allows you to maintain the technical and visual consistency of the vehicle. Compared to generic replacements, the dedicated mirror indicator lamp:

• maintains factory fitment to the mirror housing,
• works with the original electrical system,
• reduces the risk of installation errors and compatibility issues,
• helps maintain a uniform vehicle appearance.

For many users, it is also important that using original parts can positively influence the perceived value of the car upon resale. If you want to better understand how the choice of parts affects the subsequent valuation of the vehicle, see the article Original used parts vs. car resale price – how not to lose money?.

Installation and service application

The left wing mirror indicator lamp is intended primarily as a service part in the event of damage to the side lighting, a cracked lens, or issues with the mirror indicator's operation. Due to its dedicated design for the specific C219 body model, it can be used both for post-accident repairs and standard lighting system maintenance.

Replacing the component usually involves removing the mirror glass and parts of the housing, then disconnecting the electrical connector and installing the new lamp in place of the damaged one. Proper fitment to the mirror reduces labor time and makes it easier to maintain the seal of the entire assembly.

Expanding the mirror zone upgrade

If you are planning a comprehensive repair or upgrade of the side mirror zone in your Mercedes and need other components from the same group, such as housings, mirror glass, or additional indicators, check out the available parts in the Mercedes Exterior mirrors category.