Mercedes-Benz Switches And Controls
Switch
Mercedes-Benz
199-545-02-08
Starting ignition switch. This item is considered a theft relevant part and is not available for purchase online. Please contact your...
$2,249.00
MSRP $2,890.00
Save $641.00
22.2% Off 
Switch
Mercedes-Benz
126-820-62-10-67
In left rear door panelling. Electric window regulator,rear doors.
$24.50
Control Unit
Mercedes-Benz
140-820-76-26
Blinker/hazard-warng.-l.sender units, wiper,trailer coupling. Blinker/hazard-warng.-l.sender units, heated rear pane,wiper,trailer coupl.
$625.00
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Keep Every Feature Within Reach with Genuine Mercedes-Benz Switches and Controls
From adjusting your mirrors to operating your windows or activating drive modes, switches and controls are part of nearly every moment behind the wheel. These components may seem small, but they serve as the direct link between you and many of your vehicle’s core systems. When a button stops responding or a dial feels loose, it can quickly affect convenience and confidence. At Mercedes-Benz, we provide OEM Switches and Controls engineered specifically for your vehicle’s interior layout and electronic architecture.
Designed for Seamless System Integration
Modern Mercedes-Benz vehicles rely on interconnected electronic systems that communicate through dedicated control modules. Switches and controls are designed to send precise signals to these modules, whether adjusting climate settings, managing seat positions, or operating exterior features. Because these inputs are electronically monitored, proper compatibility with factory wiring harnesses and software programming is essential.
Depending on the model and trim, switches may include steering wheel controls, window switches, mirror adjusters, drive mode selectors, or lighting panels. These components often integrate with systems such as lighting, interior climate controls, and driver-assistance features. OEM parts are manufactured to align with original connector types, mounting dimensions, and signal specifications.
Common Signs of Wear or Electrical Issues
Over time, frequently used switches may show signs of wear such as faded icons, reduced tactile feedback, or intermittent response. Electrical concerns can also arise from worn contacts, damaged connectors, or moisture intrusion. Drivers might notice delayed activation, inconsistent operation, or dashboard notifications related to a specific system.
Routine inspection may involve verifying button response, checking electrical continuity, and confirming proper communication with related modules. In some cases, surrounding trim panels or nearby components within the body structure may need to be evaluated to ensure proper mounting and alignment. Installation requirements may vary. Professional installation or consultation with a qualified technician is recommended.
Model-Specific Fitment and Ordering Considerations
Mercedes-Benz switches and controls are engineered according to detailed interior design standards. Differences in trim packages, infotainment systems, and optional equipment can influence which switch assembly is appropriate. Even subtle variations in connector layout or software calibration may affect compatibility.
When ordering replacement switches and controls, confirming your model year, trim level, and installed options can help reduce uncertainty. OEM components from Mercedes-Benz are manufactured to match original specifications, supporting consistent fit and reliable system communication.
Selecting manufacturer-aligned switches and controls is a practical way to maintain the comfort, convenience, and integrated functionality designed into your Mercedes-Benz from the start.