Range Rover L322 ABS Hydraulic Precharge Boost Pump 4.4 XH42-2N211-BA

Range Rover L322 ABS Hydraulic Precharge Boost Pump 4.4 is a specialized component from the ABS and ESP System group, designed to operate within the advanced braking system of this model. The offered component ensures stable system pressure, supporting the effective operation of the ABS and traction control, which translates into safe and predictable vehicle handling on the road.

Specifications and technical data

• SKU: SRM000020
• Mark: Range Rover
• Condition: Used
• OEM Part Number: SRM000020
• Substitutable numbers: SRM000020, XH422N211BA, XH42-2N211-BA
• Part type: ABS Hydraulic Unit
• Category: ABS & Stability Hydraulic Units

Purpose and function in the vehicle

The ABS hydraulic precharge boost pump in the Range Rover L322 works in conjunction with the control module and wheel speed sensors, responsible for generating the appropriate pressure in the brake circuits. This allows the system to precisely modulate braking force on individual wheels, reducing slippage and improving vehicle stability during emergency braking or driving on slippery surfaces.

This element is particularly important in heavier, high-performance off-road and on-road vehicles, where the braking system operates under high load. A functional ABS hydraulic precharge boost pump supports:

• maintaining proper operating pressure in the braking system,
• correct operation of the ABS system in emergency situations,
• directional stability during sudden maneuvers,
• effective cooperation with the traction control and electronic stability program.

Technical specifications and compatibility

The offered pump comes from a group of parts dedicated to the Range Rover, which means it maintains factory connection geometry, correct flow parameters, and compatibility with the original electronic control system. Using the correct component within the ABS and ESP System minimizes the risk of problems with bleeding, leaks, or communication errors with the control module.

The product has an assigned OEM part number and interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration. Before purchasing, it is recommended to compare the markings with service documentation or the removed part to ensure full compatibility with your specific Range Rover L322 with a 4.4 engine.

Condition, benefits of use, and service aspects

The pump is offered as a used component, which allows for an economical repair of the ABS and ESP System while maintaining the manufacturer's original specifications. Choosing this solution is particularly beneficial for vehicles used intensively, where reasonable service costs are important while maintaining the appropriate operating parameters of the braking system.

The main benefits of using this component include:

• maintaining the factory performance characteristics of the ABS and ESP system,
• possibility of direct installation in place of a worn-out pump,
• reduction of repair costs compared to a new component,
• maintaining consistency with the vehicle's original hydraulic and electrical installation.

During installation, it is recommended to perform professional brake system bleeding and computer diagnostics to confirm the correct cooperation of the pump with the control module and sensors.

ABS and ESP system in Range Rover – safety and diagnostics

A functional ABS and ESP System in a Range Rover is crucial for driving safety, especially in difficult road conditions. Symptoms such as increased braking distance, brake pedal pulsation, or an illuminated ABS or ESP warning light may indicate problems with the boost pump, control module, or sensors. In such situations, replacing the worn component with a properly selected pump is one of the essential service steps.

For drivers who want to deepen their knowledge about the impact of components on the durability and safety of the powertrain and the entire vehicle, an article describing the relationships between auxiliary systems and engine life may be helpful – you can find it here: Engine cooling system – overheating, repair, and used radiators.

Expansion and modernization of the Range Rover braking zone

If you are planning a comprehensive repair or modernization of the braking zone in your Range Rover and need other elements from the same group, such as pumps, control modules, or wheel speed sensors, check the available parts in the Range Rover ABS and ESP System category.