Land Rover Discovery 4 L319 PDC Parking Module Control Unit AH42-15K866-BG

The Land Rover Discovery 4 L319 Parking Sensor Module is an item from the Electronic Control Units and Controllers category, designed to work with the factory parking assist system in this model. It enables proper communication between the sensors and the vehicle's wiring, ensuring stable system operation and precise signal transmission. The beige housing finish allows for seamless integration with dedicated harnesses and mounting points in the Discovery 4 body.

Specifications and technical data

• SKU: AH42-15K866-BG
• Mark: Land Rover
• Condition: Used
• OEM Part Number: AH42-15K866-BG
• Substitutable numbers: AH42-15K866-BG, AH4215K866BG, LR024774
• Color: Beige
• Category: ECUs & Computer Modules

Module Purpose and Function

The presented module is specifically designed for the parking sensor system in the Land Rover Discovery 4 L319. It is responsible for processing signals from the ultrasonic sensors and transmitting them to other components of the vehicle's electronic system. This ensures that the obstacle warning system operates predictably, and the driver receives clear information about the distance to objects in the maneuvering zone.

As part of the Electronic Control Units and Controllers group, this component communicates with the vehicle's bus system, maintaining compatibility with the Discovery 4's factory electrical architecture. This facilitates diagnostics, coding, and potential software updates within standard service procedures.

Construction, Color, and System Integration

The module's housing is finished in beige, which aids in identifying the component in the mounting bay and matching it with original brackets and wiring harnesses. The electrical connectors are designed for factory Land Rover plugs, allowing for a near plug-and-play installation without the need for wiring modifications.

This solution minimizes the risk of installation errors and reduces replacement time, while maintaining consistency with other parking system components. As a used component, the module comes from a dismantled vehicle, enabling cost-effective repairs while preserving the original manufacturer's specifications.

Benefits of Using an Original Module

Using an original parking sensor module in the Discovery 4 L319 offers several practical benefits:

• maintaining compatibility with the vehicle's factory electrical system and diagnostic system,
• consistency of operating parameters with other controllers in the vehicle network,
• reducing the risk of communication errors and false warning messages,
• enabling the use of existing service procedures and diagnostic tools.

For the user, this translates to stable operation of the parking assist system and no need to experiment with aftermarket alternatives of uncertain compatibility. Choosing an original module also provides greater predictability regarding the vehicle's future operation.

Application in Service and Diagnostics

The parking sensor module in the Land Rover Discovery 4 L319 is a crucial component for repairs related to PDC system errors, loss of sensor signal, or incorrect operation of the acoustic warning. In service practice, it is often one of the key diagnostic points, alongside the sensors themselves and the wiring harnesses.

For complex electronic systems, it is beneficial to draw on the experience of other premium brands. A good supplement to knowledge about the operation of control units and comfort modules can be found in an article describing the handling of iDrive systems and modules in BMW vehicles – more information can be found in the material: how to care for BMW iDrive systems and electronic modules using parts from dismantling. Although it concerns a different brand, it addresses universal issues related to diagnostics and selection of used control units.

Other Land Rover Electronic Control Units and Controllers

If you are also looking for other Land Rover Electronic Control Units and Controllers to expand or repair the system in your car, check out the Land Rover Electronic Control Units and Controllers available in our store. This will allow you to easily assemble a set of components tailored to your specific vehicle configuration, maintaining brand and part category consistency.