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Original Button Switch For Mercedes FBS4 FBS3 Smart Remote Key PCB




Status Original
weight 0.002 KG


Brand Model From To
Mercedes Benz All all all

Original Black Button Switch for Mercedes FBS4 and FBS3 Smart Remote Key PCB

Mercedes Benz is synonymous with automotive excellence, seamlessly blending innovation, luxury, and performance into its vehicles. At the heart of this excellence lies the sophisticated smart remote key system, integrating advanced technology with convenience and security. A crucial component within this system is the Original Button Switch, designed specifically for Mercedes FBS4 and FBS3 smart remote keys. This comprehensive overview delves into its attributes, applications, and the benefits it brings to Mercedes Benz owners.

Product Overview

The Original Button Switch for Mercedes FBS4 and FBS3 Smart Remote Keys is an authentic replacement part crafted to meet the stringent standards of Mercedes Benz. Engineered for compatibility and optimal performance, this switch seamlessly integrates into the smart remote key, ensuring reliable functionality while preserving the sleek design of the original remote.

Push Buttons

Key Attributes

  • Status: Original
  • Weight: 0.002 KG
  • Color: Black
  • Compatibility: Designed for Mercedes Benz FBS4 and FBS3 smart remote keys

Detailed Specifications

  • Build Quality: Constructed from premium materials, the Original Button Switch guarantees durability and sustained performance, capable of withstanding daily wear and tear.
  • Precision Engineering: Meticulously designed to match Mercedes Benz’s exact specifications, ensuring a precise fit and seamless integration into the smart remote key’s circuitry.
  • Ease of Installation: Engineered for straightforward replacement, the switch can be installed with minimal effort, supported by detailed instructions for a hassle-free process.


Tailored for use with Mercedes Benz FBS4 and FBS3 smart remote keys, this button switch plays a pivotal role in the vehicle’s security system. It facilitates key functions such as keyless entry, remote start, and trunk access, ensuring accurate transmission of commands for enhanced operational efficiency.


  • Enhanced Functionality: Replacement of a worn or malfunctioning button switch restores the full functionality of the smart remote key, optimizing the driving experience.
  • Aesthetic Compatibility: The black color of the button switch maintains the original design aesthetic, complementing the sophisticated look of Mercedes Benz smart remote keys.
  • Peace of Mind: Utilizing an original part ensures the integrity and performance of your Mercedes Benz, offering peace of mind with components that meet the highest standards of quality and reliability.

Installation Guide

  1. Preparation: Gather necessary tools and set up a clean workspace.
  2. Disassembly: Open the smart remote key casing carefully, avoiding damage to internal components.
  3. Removal: Delicately detach the old button switch from the circuit board.
  4. Replacement: Position the new button switch accurately on the board.
  5. Reassembly: Securely close the smart remote key casing, ensuring all components are properly aligned.
  6. Testing: Verify the functionality of the smart remote key to confirm proper operation of the new button switch.


The Original Button Switch for Mercedes FBS4 and FBS3 Smart Remote Key is indispensable for maintaining both the functionality and aesthetics of your Mercedes Benz smart remote key. With its superior build quality, precise engineering, and user-friendly installation process, this switch provides an ideal solution for enhancing and preserving the vehicle’s keyless entry system. Trust in genuine Mercedes Benz parts to uphold the performance standards of your vehicle.

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