Land Rover Discovery Sport L550 Engine Ignition Start Stop Switch FK72-14C376-AA

Visual condition of the part

The product shows signs of use visible in the photos.

Land Rover Discovery Sport L550 Engine Ignition Start Stop Switch is a factory-original control component for the ignition system, designed for Land Rover vehicles. It allows for convenient engine starting and stopping with a single button, ensuring full compatibility with the original electrical installation and interior aesthetics.

Specifications and technical data

• SKU: FK72-14C376-AA
• Mark: Land Rover
• Condition: Used
• OEM Part Number: FK72-14C376-AA
• Substitutable numbers: FK72-14C376-AA, FK7214C376AA
• Category: Switches & Controls

Technical specifications and purpose

The offered Start Stop switch belongs to the Switches, control elements, and ignition locks category, meaning it works directly with the vehicle's factory ignition system. The component is designed as an original equipment part for the Land Rover Discovery L550, ensuring it maintains the correct electrical parameters and logical integration with the vehicle's control modules.

The Start Stop solution eliminates the need for a traditional key ignition, integrating the engine start function with the vehicle's electronic access system. The button is optimized for ergonomics – its placement and operation are intuitive for the driver, contributing to daily driving comfort.

Function in the vehicle control system

The button acts as a user interface for the ignition system, transmitting a signal to the appropriate control modules once safety conditions are met (e.g., key authorization, transmission position, brake pedal status – in accordance with vehicle logic). As a result:

• the engine is started with a short press of the button,
• the powertrain is shut down just as quickly and reliably,
• compatibility with factory security systems is maintained.

As an OEM component, the switch works with the original wiring harness and factory connectors, which minimizes the risk of installation errors and communication issues within the vehicle's network.

Benefits of using an original Start Stop switch

Using an original Start Stop switch in a Land Rover Discovery L550 ensures the consistency of the entire control system. Key advantages include:

• secure fitment to the dashboard – the correct shape and mounting points ensure stable seating in the factory location,
• preservation of original interior aesthetics – the appearance and finish match other cockpit elements,
• proper cooperation with vehicle electronics – no need for wiring modifications or the use of adapters.

This makes the button a suitable choice both for replacing a damaged component and for restoring full functionality to the ignition system after electrical repairs.

Product condition and service application

The item is sourced from disassembly and is offered as a used part, providing a cost-effective solution while maintaining original quality. This type of component is particularly useful in situations where:

• the existing button has suffered mechanical damage (cracks, wear of the operating surface),
• there are issues with responsiveness or unstable operation,
• it is necessary to complete missing parts after accident repairs.

Due to its factory origin, the button can be used as a direct replacement in the existing system without interfering with the vehicle's control logic.

Expanding the control system in Land Rover

If you are planning a comprehensive repair or upgrade of the ignition control area and electrical functions in your Land Rover and need other items from the same group, such as additional switches, control elements, or ignition lock components, check out the available parts in the Land Rover Switches, control elements, and ignition locks category.

Safe selection of used vehicle system components

When choosing used control components such as buttons, switches, or modules, it is worth following proven procedures for assessing the technical condition and origin of the parts. Practical tips on the safe selection of sensitive used components can be found in the article: Second-hand braking system: how to safely choose discs, calipers, and ABS?. Although it concerns the braking system, the methodology presented there for verifying the seller and parts can also be helpful when purchasing control elements for the Land Rover Discovery L550.