Land Rover Discovery 4 L319 Petrol Webasto Auxiliary Heater AH22-18K463-BA

Land Rover Discovery 4 L319 Webasto Auxiliary Heater AH22-18K463-BA is a specialized component in the Heater Control Valves category, designed for the vehicle's auxiliary heating system. A properly selected valve ensures stable operation of the Webasto auxiliary heater in Land Rover vehicles, which translates to comfort in low temperatures and safe operating conditions for gasoline-powered engines.

Specifications and technical data

• SKU: LR041675
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR041675
• Substitutable numbers: LR041675, LR066870, AH2218K463BA, AH22-18K463-BA, AH2218K463BC, AH22-18K463-BC, 9024094C
• Fuel type: Petrol
• Category: Heater Control Valve

Purpose and Function in the Heating System

The presented component operates within the Webasto auxiliary heating system, responsible for precise control of the coolant flow in the heating installation. A correctly functioning valve allows for:

• efficient pre-heating of the engine unit before starting,
• maintaining a stable coolant temperature during standstill,
• reducing engine load during cold starts, which contributes to its durability.

This solution is particularly important in gasoline-powered vehicles, where even heat distribution affects engine running smoothness and cabin thermal comfort.

Compatibility and Technical Specifications

The valve in question has been designed for use in the Land Rover Discovery 4 L319 model equipped with a Webasto auxiliary heater. The design, adapted to the factory system, allows for installation in place of the original component without the need for modifications to the installation.

The product belongs to the group of original Land Rover components, which means compliance with the manufacturer's factory standards is maintained. Using the correct type for gasoline engines minimizes the risk of heating system problems, such as uneven heating or control unit errors.

Performance Characteristics and Application Benefits

Choosing an original heater control valve for the Webasto in the Discovery 4 L319 allows for maintaining the consistency of the entire heating system. Key benefits include:

• stable operation of the auxiliary heater thanks to proper flow regulation,
• improved starting conditions for a cold gasoline engine,
• maintenance of operating parameters consistent with the vehicle manufacturer's specifications,
• reduced risk of incorrect interaction with the Webasto control electronics.

A used component offers a reasonable compromise between repair cost and maintaining original technical specifications, which is particularly important for advanced auxiliary heating systems.

Professional Selection and System Integration

When selecting a heater control valve for the Land Rover Discovery 4 L319, it is worth paying attention to compatibility with the Webasto system and fuel type. The correct component facilitates servicing and diagnostics, and also helps avoid problems arising from the use of unsuitable aftermarket parts. By maintaining the original design concept, the mechanic can achieve faster installation and verification of the entire system's correct operation.

If you need other components from the heater control valves category for vehicles of this brand, check the available parts in the Land Rover Heater Control Valves category.

Technical Knowledge and Exhaust System Operation

When working with heating systems and internal combustion engines, it is beneficial to expand knowledge about components that affect emissions and engine efficiency. A good complement to information about related components will be an article describing the exhaust gas recirculation system and the benefits of using used parts, available here: EGR: What it is and why consider used EGR valves.