Land Rover Discovery 4 L319 Radio Sat Nav CD Player Head Unit BH22-18C815-AB

The Land Rover Discovery 4 L319 CD Player Navigation Unit is a factory-original component from the Electronic Control Modules and Controllers group, designed for seamless integration with the vehicle's onboard systems. It offers unified management of audio functions and navigation, maintaining the original operating logic and interior aesthetics of the Land Rover.

Specifications and technical data

• SKU: BH22-18C815-AB
• Mark: Land Rover
• Condition: Used
• OEM Part Number: BH22-18C815-AB
• Substitutable numbers: BH22-18C815-AB, BH2218C815AB
• Category: ECUs & Computer Modules

Module Characteristics and Purpose

The presented CD player with navigation is a central element of the multimedia system, responsible for controlling audio functions and route guidance. As a genuine Land Rover part, it ensures compatibility with the Discovery 4 L319's electrical architecture, including the vehicle's communication bus and factory controllers.

This module belongs to the Electronic Control Modules and Controllers category, meaning it collaborates with other control units in the car, ensuring stable communication and predictable performance of the infotainment system.

Functions and Vehicle Integration

The CD player with navigation in the Discovery 4 L319 is responsible for:

• playing CD discs within the factory audio system,
• interacting with the multimedia system screen and user interface,
• managing the onboard navigation function,
• communicating with other vehicle controllers as part of the original installation.

By retaining the factory configuration, this module allows for consistent operation of the multimedia system without the need for universal solutions or additional adapters.

Benefits of Using an Original Module

Using the original CD player with navigation in the Land Rover Discovery 4 L319 offers several practical advantages:

• Full integration with the vehicle's systems – the module is designed to work with the factory wiring harness and other controllers.
• Consistent user interface – maintaining the original menu, button logic, and display messages.
• Preservation of the original interior appearance – no modifications to the dashboard or center console elements.
• Diagnostic capability using standard Land Rover service tools.

As a component from the electronic controllers category, the module is prepared to work with the vehicle's diagnostic system, facilitating servicing and potential configuration.

Product Condition and Service Application

The offered CD player with navigation is a used part, making it an attractive solution for repairs and replacements in operational vehicles. This type of module is particularly suitable when the existing controller has suffered electronic or mechanical damage, and the owner wishes to retain factory functionality without investing in expensive aftermarket systems.

Choosing a used module from the same controller family allows for an economical restoration of the multimedia system's functionality while preserving the vehicle's original specifications.

Selection, Compatibility, and Technical Support

When selecting electronic control modules and controllers for a Land Rover, matching the specific vehicle configuration is crucial. Proper selection is aided by identifying the manufacturer's part numbers and comparing them with the existing module in the car. If in doubt, it is advisable to seek service consultation or the support of a specialist in automotive electronics.

If you are interested in other Land Rover Electronic Control Modules and Controllers, check out our dedicated offer: Land Rover Electronic Control Modules and Controllers.

You can find more practical information on how to wisely choose used controllers and modules in our guide: Used Automotive Electronics Onboard – Why Choose Second-Hand ECU Modules and Sensors?

Summary

The Land Rover Discovery 4 L319 CD Player Navigation Unit is a functional, factory-original module from the electronic controllers group, designed to work with the vehicle's original installation. It enables the restoration of correct audio and navigation system operation, maintaining visual and technical consistency with the rest of the Discovery 4's equipment. This is a practical service solution for users who value original configuration and predictable performance of onboard electronics.