BMW E90 E91 Engine Start Stop Switch Button Ignition 6949913

The BMW E90 E91 Engine Stop Button is an original part from the Switches, Control Elements, and Ignition Switches category, designed for the factory engine start system in BMW 3 Series E90/E91 models. This used button ensures compatibility with the vehicle's electrical system and a consistent interior appearance, which is particularly important for start/stop system repairs. It's a practical solution for users who want to restore the full functionality of the factory engine stop button without altering the car's original architecture.

Specifications and technical data

• SKU: 6949913-4
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6949913
• Substitutable numbers: 61316949913, 6949913, 9154945
• Category: Switches & Controls

Application and Function in the Control System

The BMW E90 E91 Engine Stop Button is a key component in the ignition and engine shutdown control circuit. It works with electronic modules responsible for key authorization, ignition status control, and safe engine operation cutoff.

This element is responsible for:

• transmitting control signals to the engine management system,
• integrating with the factory comfort and security system,
• maintaining operational ergonomics consistent with BMW's design for the 3 Series E90/E91.

Construction and Interior Integration in BMW

The button belongs to the Switches, Control Elements, and Ignition Switches group, meaning it's designed for precise interaction with the factory wiring harness and dashboard panel. Its original construction ensures:

• correct mounting in the location designated by the manufacturer,
• consistent design with other center console elements,
• appropriate operational characteristics (travel, resistance, actuation point) tailored to BMW standards.

This allows for installation without requiring electrical modifications or mechanical adaptations – the part maintains factory fit and interior aesthetics.

Benefits of Using an Original BMW Switch

Choosing an original, used engine stop button is a solution that combines functionality with a reasonable service cost. The key advantages include:

• Full Compatibility with BMW Electronics – no communication issues with control modules and the security system.
• Factory Fitment – correct shape, mounting method, and connectors intended for the 3 Series E90/E91.
• Consistent Cockpit Appearance – maintaining the original interior character without using aftermarket alternatives with different designs.

This approach is particularly beneficial for vehicle repairs where maintaining the original manufacturer's specifications and predictable engine control system operation is crucial.

Condition, Origin, and Fitment

The offered part is a used item from disassembly, allowing for an economical repair of the start/stop system while maintaining BMW's original manufacturing quality. The button is intended for vehicles where maintaining the factory installation standard and compatibility with the existing electrical system is required.

Before purchasing, it's advisable to compare the type of button installed in your car with the offered item to ensure correct fitment for your specific BMW 3 Series E90/E91 equipment configuration.

Related BMW Switches and Knowledge of Used Parts

If you are looking for other BMW Switches, Control Elements, and Ignition Switches for your car, check out the BMW Switches, Control Elements, and Ignition Switches available in our store to select compatible components for your specific model.

When choosing parts from disassembly, it's important to understand the specifics of original premium brand components. You can find more information on the cost-effectiveness of using high-end used parts in the article Used Mercedes Parts – Original Disassembled Components vs. Service Costs, which illustrates how to wisely utilize the secondary market while maintaining a high standard of vehicle operation.