BMW E90 320si Engine Start Stop Switch Button Ignition Red Limited Edition

BMW E90 320si Engine Start Stop Switch Button Ignition Red Limited Edition is an original component from the Switches, control elements and ignition switches group, designed to operate the engine start function in the BMW 3 Series E90 320si model. The used red start/stop button allows for maintaining visual consistency of the interior and proper operation of the ignition control system.

Specifications and technical data

• SKU: 9111941-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9111941
• Substitutable numbers: 61319111941, 9111941
• Color: Red
• Category: Switches & Controls

Purpose and function in the vehicle

The presented start/stop switch is a control element responsible for initiating the procedure of starting and stopping the power unit in the BMW E90 320si. It works with the vehicle's factory electronic system, ensuring convenient ignition operation without the use of a classic key in the ignition switch.

Its placement in the central part of the cockpit and the characteristic red color improve readability and ergonomics of operation, which is important both in daily use and during dynamic driving.

Construction and functional features

The switch belongs to the Switches, control elements and ignition switches group, which means it is an integral part of the vehicle's control system. The design is based on the factory BMW solution, ensuring full compatibility with the electrical installation and the dashboard panel.

The red finish of the button emphasizes the sporty character of the 320si version and facilitates quick location of the element while driving. The used condition allows for an economical replacement of a damaged or worn switch while maintaining the manufacturer's original specifications.

Benefits of using an original switch

• Factory fitment for the center panel and electrical harness of the BMW E90 320si.
• Visual consistency of the interior thanks to the appropriate color and shape of the button.
• Reduced risk of communication errors with the vehicle's electronics compared to replacements.
• Possibility to restore full functionality of the start/stop system after a failure of the previous element.

Condition and service application

The element is in used condition, which makes it an attractive solution for post-accident repairs, ignition system service, or restoring the car to its original configuration. Replacing the switch is a typical service operation performed in case of problems with the button's response, mechanical damage, or wear of the working surface.

Thanks to the preservation of the original design, it is possible to carry out the installation in a manner similar to the factory one, without the need for modifications to the installation or the control panel.

Expansion of the control system in BMW

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

Knowledge about premium used parts

When selecting used control elements, it is worth knowing the specifics of premium-class parts and their behavior during long-term operation. Practical tips on choosing original dismantled components, how to verify their condition, and the cost-effectiveness of such a solution can be found in the article Used parts for Mercedes – original parts from dismantling, the conclusions of which can also be applied to the BMW segment.