The right steering wheel switch module for Mercedes, code A9438210051, is an essential component for controlling the vehicle’s functions directly from the steering wheel. It is equipped with several buttons, each featuring specific symbols for various functions:

• Buttons for volume control (+ and -)
• Buttons for answering and rejecting phone calls
• Buttons for navigating through the dashboard menu
• Buttons for other vehicle functions

The module is equipped with a connection cable that enables easy integration into the vehicle’s electrical system. The dimensions are shown in the image above, with a ruler for reference.