Start Stop Switch Mercedes W177 W247 W907 Engine Button Unit A1779051001

Start Stop Switch Mercedes W177 W247 W907 Engine Button Unit is an original component from the Switches, control elements and ignition locks group, designed for modern Mercedes compact and commercial vehicle models. It allows for convenient engine starting and stopping via the keyless system, while maintaining factory ergonomics and visual consistency with other cockpit elements.

Specifications and technical data

• SKU: A1779051001
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1779051001
• Substitutable numbers: A1779051001, A 177 905 10 01
• Category: Switches & Controls

Function and application of the Start Stop button

The presented switch is responsible for operating the start/stop function in Mercedes W177, W247, and W907 series vehicles, integrating seamlessly with the vehicle's factory electronic system. This component is mounted in the driver's zone, within easy reach, allowing for quick and intuitive engine ignition without the use of a traditional ignition lock.

Thanks to its original design, the button works with factory comfort and security modules, which promotes stable system operation and reduces the risk of communication errors in the electrical installation.

Construction and integration with the control system

As an element from the Switches, control elements and ignition locks group, the button has been designed for precise cooperation with Mercedes onboard electronics. The contact design ensures repeatable control signal operation, and the housing is adapted to factory mounting sockets in the dashboard.

Carefully selected finishing materials allow for a consistent look with other interior elements, which is particularly important in premium class vehicles. As a result, replacing a worn or damaged button does not negatively affect the aesthetics of the cockpit.

Benefits of using an original switch

Using an original start/stop button in Mercedes W177, W247, and W907 models allows you to maintain the factory operating parameters of the ignition system and vehicle handling comfort. This component is matched to the specific electrical architecture, which limits the need for installation modifications and facilitates assembly.

Choosing an original component from this group also ensures greater predictability of operation in the long term. For users who value maintaining the full functionality of the keyless system, this is a solution consistent with the vehicle manufacturer's specifications.

Characteristics of the used product

The offered button is a used part, sourced from dismantling, which provides a cost-effective alternative to new components. This type of solution allows for an economical repair of the ignition control system while maintaining the manufacturer's original specifications.

When choosing a used start/stop switch, it is worth paying attention to compatibility with the specific vehicle model and equipment system. Original parts from dismantling often retain full functionality, allowing for the restoration of proper system operation without the need to invest in new parts.

Related elements and technical knowledge

If you are planning a comprehensive repair or upgrade of the ignition control zone in your Mercedes and need other elements from the same group, such as function buttons, control modules, or ignition lock components, check the available parts in the Mercedes switches, control elements and ignition locks category.

If you are considering wider use of original parts from dismantling in your car, it is worth reading the advice on selecting and operating such components – detailed information can be found in the article Used parts for Mercedes – original parts from dismantling.