Master Power Window Switch Driver and Passenger for Mercedes Benz C300 C350E C43

Product Overview

The master power window switch provides centralized control of all side windows, door locks, and mirror adjustments from the driver’s seat. It restores factory functionality to the Mercedes-Benz C300, C350E, and C43 with a direct plug-and-play design. This master power window switch is engineered to match OE look and durability for a seamless repair.

Key Features & Performance

• Direct replacement for the factory switch panel on the driver’s door
• Fully restores one-touch auto-up/down window operation
• High-quality electrical contacts ensure consistent, long-lasting performance
• Precise button molding replicates original Mercedes-Benz tactile feel
• Plug-and-play installation with OEM-style harness connector—no cutting or splicing
• Durable UV-stabilized plastic resists fading and wear

Fitment & Compatibility

• Mercedes-Benz C300 (W205)
• Mercedes-Benz C350E
• Mercedes-Benz C43 AMG

Common Uses

• Replacing a failed or intermittent master window switch
• Restoring one-touch and comfort closing functions after switch failure
• Fixing unresponsive passenger window control from the driver’s door
• DIY repair and maintenance for Mercedes C-Class owners

Frequently Asked Questions

Q: Does this switch control the rear windows as well? A: Yes, the master switch on the driver’s door controls all four side windows, along with the window lockout and mirror adjustment functions.

Q: Is programming required after installation? A: In most cases no programming is needed; the switch is plug-and-play. After installation you may need to perform a window normalization procedure by fully lowering and raising each window a couple of times.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.