BMW E81 E82 E87 E88 Starter Start Stop Switch Button Unit 6949499

Visual condition of the part

The product shows signs of use visible in the photos. BMW E81 E82 E87 E88 Starter Start Stop Switch Button Unit is an original component from the Switches, control elements and ignition locks group, designed to handle the engine start and stop functions in selected BMW 1 Series models. This used start/stop button module allows you to maintain the factory cockpit ergonomics, consistent interior appearance, and proper operation of the ignition control system. It is a solution for users who want to restore full system functionality without the need for aftermarket replacements.

Specifications and technical data

• SKU: 6949499-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6949499
• Substitutable numbers: 61316949499, 6949499, 61316933712, 6933712, 61316937499, 6937499
• Part type: Push Button
• Category: Switches & Controls

Purpose and function in the vehicle

The presented start/stop button is dedicated to BMW 1 Series models of the E81, E82, E87, and E88 generations, equipped with a factory push-button engine start system. The component is responsible for:

• initiating the ignition sequence after recognizing the key or key card,
• transmitting the signal to the controllers responsible for engine starting,
• safely shutting down the engine and power supply after driving. By maintaining the original design, the module works with the vehicle's factory electronics, which reduces the risk of communication errors in the bus and malfunctions of the comfort system.

Construction and advantages of the original BMW switch

As a component from the Switches, control elements and ignition locks group, the start/stop button integrates both the mechanical part (button) and the electrical/electronic part responsible for generating control signals into one housing. The original design ensures:

• consistent fitment with the center console and other cockpit elements,
• proper operating characteristics of the button (travel, resistance, tactile click),
• compatibility with factory wiring harnesses and BMW electrical connectors. The used OEM component is a solution that allows you to maintain the original vehicle operating standard without the need for installation modifications or the use of adapters.

Part numbers and vehicle fitment

The start/stop button module has a dedicated OEM part number and associated replacement numbers, which facilitates precise identification in BMW catalogs and parts selection systems. This makes it possible to:

• verify compatibility with a specific vehicle equipment version,
• compare with the element currently installed in the car,
• reduce the risk of purchasing an incompatible switch. Before installation, it is worth comparing the markings with the vehicle data and consulting the selection with a mechanic or technical advisor to ensure proper cooperation with the existing control system.

Condition, installation and operation

The offered start/stop button is a used component, which means it comes from disassembly and was previously operated in a vehicle. This type of part is often chosen for repairs where maintaining the manufacturer's original specification while optimizing costs is key. Switch installation usually involves:

• removing the covers and center panel in the vicinity of the ignition/button,
• disconnecting the electrical connector of the old module,
• installing the new component in the socket and connecting the wiring,
• checking the start/stop function after reassembling the interior. Due to its connection with the electrical system and vehicle safety systems, installation by a person with experience in servicing BMW vehicles is recommended.

Expanding the BMW control system

If you are planning a comprehensive repair or upgrade of the ignition and starting control zone in your BMW and need other elements from the same group, such as additional function buttons, control modules, or ignition lock components, check the available parts in the BMW Switches, control elements and ignition locks category. When working on systems responsible for driving safety, it is also worth ensuring the efficiency of the braking system – practical tips on how to safely select used components can be found in the article Second-hand braking system: how to safely choose discs, calipers, and ABS?.