Description
The Mercedes ML W163 Headlight Adjustment Switch is an original part from the Switches, Controls, and Ignition Switches group, designed for precise control of headlight height in your SUV. This used component offers an economical way to restore proper lighting system functionality, maintaining factory ergonomics and a cohesive interior appearance. The switch’s black finish blends well with the dashboard, ensuring aesthetic integration with the cockpit.
Specifications and technical data
- SKU: A2035400001
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A2035400001
- Substitutable numbers: A2035400001, A 203 540 00 01, KD
- Color: Black
- Category: Switches & Controls
Function and Application of the Headlight Adjustment Switch
The headlight adjustment switch in the ML W163 model is responsible for conveniently setting the headlight beam level from the driver’s seat. This allows for adjustment of the light beam according to vehicle load and road conditions, improving night driving comfort and reducing the risk of dazzling other road users. Using an original switch from this series ensures full compatibility with the vehicle’s electrical system and cabin control panel.
Construction, Color, and Interior Integration
The part is finished in black, making it easy to match with the factory dashboard trim in the Mercedes ML W163. Its standard shape and mounting method allow for installation in the manufacturer-designated location without requiring panel modifications. This preserves the cockpit’s stylistic consistency, and the switch remains intuitive for the driver to operate.
Benefits of Using an Original Mercedes Part
Choosing a headlight adjustment switch from the Mercedes range guarantees a perfect fit for specific equipment versions and maintains the factory operating logic. The original component works seamlessly with the existing wiring harness and lighting system, minimizing the risk of errors, installation gaps, or improper headlight function. A used part also helps reduce service costs while maintaining the parameters specified by the vehicle manufacturer.
Condition, Verification, and Selection by Technical Data
The offered switch is a used part, providing a sensible compromise between price and functionality. When selecting, it’s important to check for compliance with manufacturer markings, such as the OEM part number or available interchangeable numbers, as well as the SKU identifier assigned to the specific unit. These parameters allow workshops and individual customers to precisely match the part to their ML W163 model and avoid installation issues.
If you are planning a comprehensive repair or upgrade of the lighting control area in your Mercedes and need other parts from the same group, such as buttons, knobs, or control modules, check the available parts in the Mercedes Switches, Controls, and Ignition Switches category.
Expert Support and Secure Purchase of Used Parts
When choosing a used headlight adjustment switch, it’s beneficial to utilize practical tips for selecting original disassembled components. You can read more about the advantages of using parts with the manufacturer’s logo, including for Mercedes vehicles, in the article Used Parts for Mercedes – Original Parts from Disassembly. Additionally, a guide titled Secure Online Purchase of Used Car Parts – Step-by-Step Guide can be helpful for a step-by-step process of verifying parameters, markings, and technical condition before purchasing online.
Summary
The Mercedes ML W163 Headlight Adjustment Switch is a practical solution for drivers who want to restore functional headlight height control while maintaining factory ergonomics and interior appearance. Its original Mercedes origin and compatibility with the Switches, Controls, and Ignition Switches category facilitate trouble-free installation and proper integration with the vehicle’s electrical system, ensuring safe and comfortable vehicle operation.






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