Range Rover L405 Aerial Antenna Control Unit Keyless Entry AH42-15K603-AA

Range Rover L405 Keyless Entry Antenna Module AH42-15K603-AA is a component from the Electronic Control Modules and Controllers category, responsible for managing the vehicle's keyless access and start functions. This is a practical solution for users looking to restore full keyless system functionality to their Range Rover L405 by using a proven used module.

Specifications and technical data

• SKU: AH42-15K603-AA
• Mark: Land Rover
• Condition: Used
• OEM Part Number: AH42-15K603-AA
• Substitutable numbers: AH42-15K603-AA, AH4215K603AA, LR012709, 5E08X0107
• Category: ECUs & Computer Modules

Antenna Module Purpose and Function

The keyless entry antenna module in the Range Rover L405 is responsible for communication between the key fob and the vehicle's electronics. Its proper operation is crucial for functions such as:

• keyless unlocking and locking of the vehicle,
• key fob authorization before engine start,
• stable signal range within the vehicle's body.

Replacing a damaged module with a functional part from the same family allows for the restoration of the comfort access system's correct operation without the need for costly intervention in the entire system.

Range Rover Electronic Control Modules and Controllers – Fitment and Integration

As part of the Electronic Control Modules and Controllers group, the described antenna module works with other controllers in the vehicle, forming a cohesive security and comfort system. Proper fitment for the Range Rover L405 platform ensures:

• compatibility with the factory keyless system,
• integration with the existing electrical system without the need for wiring modifications,
• retention of the original operating logic of the comfort access system.

Before installation, it is advisable to verify the module's compatibility with the specific vehicle configuration to ensure proper cooperation with other controllers.

Product Characteristics and Benefits of Use

The presented keyless entry antenna module is a used part, allowing for the economical restoration of the electronic system's functionality while maintaining OEM standards. The main advantages of this solution include:

• original design engineered for the specifics of the Range Rover L405,
• retention of the keyless system's factory operating parameters,
• ability to utilize the existing installation and accessories without additional modifications.

A used antenna module is a good choice when the existing component has been damaged, and the priority is to restore functionality at a reasonable service cost.

Condition, Verification, and Installation Aspects

The product is offered as a used part, meaning it comes from an operated vehicle but is suitable for further use after appropriate verification. In practice, this means that:

• the module has been removed from an actual vehicle,
• it may require adaptation or programming depending on the car's configuration,
• installation by a specialized automotive electronics service is recommended.

Professional installation and potential control unit coding ensure stable operation of the keyless system and prevent communication issues between modules.

Expanding Knowledge on Electronic Modules

If you want to better understand how modern electronic systems in premium cars work and when it's worth considering used parts, an article on our blog will be helpful: how to care for iDrive systems and electronic modules using used controllers. Although the description concerns BMW models, the issues discussed relate to general principles of module operation, diagnostics, and selection of used electronic components.

If you are looking for other Range Rover Electronic Control Modules and Controllers for your car, check out our dedicated category: Range Rover Electronic Control Modules and Controllers. This will allow you to easily compare available solutions and select the right components for your specific vehicle configuration.