Range Rover Evoque L551 Antenna Control Unit Amplifier Right O/S K8D2-18C901-AD

Range Rover Evoque L551 Antenna Control Unit Amplifier Right O/S is a specialized component from the Electronic control modules and controllers category, responsible for stable antenna signal amplification on the right side of the vehicle body. Precisely selected electronics ensure seamless cooperation with factory Range Rover multimedia and communication systems, improving daily driving comfort.

Specifications and technical data

• SKU: K8D2-18C901-AD
• Mark: Range Rover
• Condition: Used
• OEM Part Number: K8D2-18C901-AD
• Substitutable numbers: K8D2-18C901-AD, K8D218C901AD, LR115403
• Location on the vehicle: Right
• Category: ECUs & Computer Modules

Purpose and function of the antenna amplifier

The presented antenna amplifier is designed to operate within the radio and/or data signal reception system in the L551 generation Evoque model, located on the right side of the vehicle. It is responsible for:

• stable amplification of the signal from the roof or side antenna,
• reduction of interference typical for the automotive environment,
• proper signal distribution to the vehicle's control units.

Thanks to this, the multimedia system maintains high reception sensitivity, and the vehicle's communication systems can operate in a predictable, repeatable manner.

Range Rover electronic control modules and controllers – vehicle integration

As a component from the Electronic control modules and controllers category, the antenna amplifier works with other onboard modules to create a coherent data exchange system. Proper matching of hardware and software parameters within the Range Rover installation allows for maintaining:

• correct communication within the vehicle network,
• compliance with the factory electrical architecture,
• diagnostic capability using standard service tools.

The placement on the right side of the body facilitates proper wiring harness routing and minimizes signal cable length, which translates into more stable operating parameters.

Performance characteristics and installation

The antenna amplifier in this version is intended for installation in the factory-designated location on the right side of the vehicle, which facilitates service and replacement. Using an original solution from the Range Rover range allows for maintaining:

• consistency with existing connectors and electrical harnesses,
• predictable system behavior after component replacement,
• the possibility of subsequent diagnostics without the need for installation modifications.

The used nature of the component makes it an economical service solution, especially for repairs of several-year-old vehicles, where a reasonable cost-to-functionality ratio is important.

Why consider used Range Rover electronics

In the case of modules such as the antenna amplifier, using a verified used component allows for reducing repair costs while maintaining the manufacturer's original specifications. However, it is crucial to properly match by OEM and reference numbers and verify compatibility with the specific vehicle equipment version.

To better understand the principles of selecting and installing used electronic modules, it is worth checking out the guide dedicated to this topic: Used automotive electronics – second-hand modules and sensors in practice. There, you will find information on matching by numbers, compatibility, and the most frequently asked questions related to installation.

If you are planning a comprehensive repair or upgrade of the electronic installation area in your Range Rover and need other elements from the same group, such as comfort modules, body controllers, or signal amplifiers, check the available parts in the Range Rover electronic control modules and controllers category.