Seat Switch Mercedes X156 W176 Adjustment Memory Front Left N/S A2129059600

The Mercedes X156 / W176 Seat Adjustment Switch with Memory, Front Left is an original part from the Switches, Controls, and Ignition Switches group, designed for installation on the driver's side. It provides precise control over seat settings and memory function operation, enhancing the ergonomics and comfort of daily Mercedes car use.

Specifications and technical data

• SKU: A2469056803
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2469056803
• Substitutable numbers: A2469056803, A 246 905 68 03
• Location on the vehicle: Front, Left
• Category: Switches & Controls

Intended Use and Function in the Vehicle

The presented switch is dedicated for installation in the front left seat, in the side upholstery area. It is responsible for controlling the electric adjustment of the seat base and backrest, as well as integrating with the seat memory system, allowing for quick recall of programmed positions.

Thanks to its factory design tailored for Mercedes X156 and W176 models, the component works with the vehicle's electrical system and factory comfort modules, maintaining consistent operation with other interior systems.

Construction and Technical Features

The switch belongs to the Switches, Controls, and Ignition Switches group, meaning it is designed as part of the interior comfort control system. The arrangement of buttons and sliders mirrors the seat's geometry, facilitating intuitive operation without taking your eyes off the road.

The housing is adapted for installation in the factory location in the seat bolster, with appropriate clips and connectors for the wiring harness. The connectors used are compatible with Mercedes installations, allowing for installation without electrical modifications.

Benefits of Using an Original Switch

• Full compatibility with the seat adjustment and memory system in Mercedes X156 / W176.
• Ergonomic button layout for quick adjustment of the driving position.
• Seamless integration with the factory comfort system and interior electronics.
• Time-saving installation due to perfect fit with original mounting points and wiring.

The item is a used part, which allows for maintaining the original manufacturer's specifications and fit for the vehicle's interior, while also being a cost-effective choice compared to new components.

Location and Installation Aspects

The switch is intended for installation at the front, on the left side of the vehicle, in the driver's seat. Thanks to the factory-shaped mounting panel and appropriate clips, installation involves simply placing the element into the prepared opening and connecting the electrical connector.

Before installation, it is advisable to verify the vehicle's equipment configuration (presence of seat memory function) and compare the connector layout with the currently installed element to ensure proper cooperation with the comfort module.

Part Selection and Additional Technical Information

To precisely select the switch for a specific car, it is recommended to use manufacturer designations such as OEM Part Number or Interchangeable Numbers, which are detailed in the product's technical specifications. This helps avoid discrepancies due to variations in equipment or model year.

If you are planning a comprehensive repair or upgrade of the comfort control area in your Mercedes and need other parts from the same group, such as seat adjustment panels, window control buttons, or steering column control modules, check the available parts in the Mercedes Switches, Controls, and Ignition Switches category.

When selecting used safety and comfort system components, it is advisable to follow proven verification procedures. Practical tips for assessing the condition of used parts can be found in the article Used Braking System: How to Safely Choose Discs, Calipers, and ABS?, which discusses universal principles for safely purchasing used parts.

If you are considering whether regeneration or installing an original used part is a better choice for interior and control system repairs, the discussion in the material Reconditioned or Used Original – Which Part to Choose for Repairs? may be helpful, presenting practical arguments for choosing original used components.