Land Rover Discovery Sport L550 Windscreen Rain Sensor Module CPLA-17D547-AJ

The Land Rover Discovery Sport L550 Front Rain Sensor Module is a component from the Electronic Control Modules and Controllers group, responsible for the automatic operation of wipers based on rainfall intensity. It enables precise control of the wiper system, improving driving comfort and windshield visibility in varying weather conditions. This solution is designed for users who expect stable performance from their Land Rover's factory electronics.

Specifications and technical data

• SKU: CPLA-17D547-AJ
• Mark: Land Rover
• Condition: Used
• OEM Part Number: CPLA-17D547-AJ
• Substitutable numbers: CPLA-17D547-AJ, CPLA17D547AJ, LR083315
• Category: ECUs & Computer Modules

Function and Application of the Rain Sensor Module

The presented module operates in the front zone of the vehicle, working in conjunction with the windshield and the wiper system. It is responsible for analyzing the signal from the rain sensor and transmitting it to the control system, so that the wipers react to falling raindrops. This eliminates the need for the driver to manually adjust wiper frequency, which improves operational ergonomics and allows the driver to focus on driving.

The module is intended for Land Rover vehicles, specifically the Discovery Sport L550 model, where it integrates with the factory electrical system and other body control modules.

Benefits of Using an Original Module

Using an original module from the Electronic Control Modules and Controllers group helps maintain the integrity of the vehicle's entire electronic system. Proper hardware and software compatibility minimizes the risk of communication errors within the vehicle network and diagnostic issues.

Key advantages include:

• maintaining factory automatic wiper functions,
• correct integration with the electrical system and body control modules,
• stable operation under typical vehicle operating conditions,
• diagnosability using standard service tools.

Product Characteristics and Installation

The offered module is a used part, classified as a used electronic component, making it an attractive option for users seeking a reasonable compromise between repair cost and maintaining the vehicle's original specifications. This type of component is designed for installation in place of the factory module, utilizing the existing wiring harness.

Before installation, it is recommended to:

• verify compatibility using the OEM number or vehicle VIN,
• check the condition of connectors and the wiring harness,
• perform an operational test after installation using the automatic wiper function.

Land Rover Electronic Control Modules and Controllers – Expansion and Service

If you are planning a comprehensive repair or upgrade of the body electronics area in your Land Rover and require other components from the same group, such as comfort controllers, body modules, or other systems responsible for automatic vehicle functions, check the available parts in the Land Rover Electronic Control Modules and Controllers category.

More About Electronic Module Operation in Modern Cars

If you want to better understand how modern control units and sensors work in cars and how to safely use used parts, it's worth consulting practical guides. Detailed information on selecting used modules, compatibility principles, and frequently asked questions can be found in the article Used Automotive Electronics Onboard – Why Choose Second-Hand ECU Modules and Sensors?.

To compare solutions used in other premium brands and learn about servicing advanced multimedia systems and body control modules, you can also refer to the material dedicated to BMW: Driving Pleasure for Years – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models.