Citroen C3 Peugeot 206 307 Turbo Vacuum Pressure Converter Solenoid 9645029180

Citroen C3 Peugeot 206 307 Vacuum Turbo Turbine Valve is a component from the Vacuum Pumps category, designed to control the boost system in gasoline engines. It is responsible for precise vacuum management, which translates to stable turbine operation, proper vehicle dynamics, and correct interaction with the engine control system. This solution allows for restoring correct turbo operating parameters without interfering with other components.

Specifications and technical data

• SKU: 9645029180
• Mark: Citroën
• Condition: Used
• OEM Part Number: 9645029180
• Substitutable numbers: 9645029180, 96 450 291 80
• Fuel type: Petrol
• Category: Vacuum Pumps

Purpose and Function in the Boost System

The turbo vacuum valve in Citroën C3 and Peugeot 206 and 307 models running on gasoline is responsible for controlling the turbine actuator and regulating boost pressure. A correctly functioning component ensures:

• stable boost pressure build-up across the entire RPM range,
• smooth transitions between low and high engine load,
• correct response to signals from the engine control unit,
• limiting the risk of turbo overboosting or underboosting.

Thanks to this, the boost system maintains its factory characteristics, and the engine operates under the conditions specified by the manufacturer.

Compatibility and Fit for Citroën and Peugeot

The presented valve has been designed for use in selected versions of Citroën C3 and Peugeot 206 and 307 with gasoline engines. The appropriate geometry of the connectors, mounting points, and electrical connectors are adapted to the factory installation of these models, which facilitates installation and reduces the risk of vacuum system leaks.

Selecting parts according to manufacturer designations and interchangeable numbers ensures consistency with the original vehicle configuration, thereby maintaining correct interaction with the control electronics and other boost system components.

Operating Characteristics in a Gasoline Engine

In Citroën and Peugeot gasoline engines, the turbo vacuum valve operates in close correlation with intake manifold pressure, engine load, and maps stored in the control unit. A correctly functioning component:

• ensures predictable response to the accelerator pedal,
• limits power drops resulting from incorrect turbo control,
• supports maintaining the correct mixture composition within the operating range,
• indirectly affects fuel consumption and the smoothness of the engine's operation.

By maintaining proper vacuum in the system, the valve helps to maintain stable turbo operating parameters, which is particularly important in urban driving and with frequent load changes.

Condition, Verification, and Service Application

The component is a used part and is offered as a used part, which is an economical solution for users seeking cost-effective repairs while maintaining original specifications. These types of valves are frequently used in workshops specializing in Citroën and Peugeot service, especially when diagnosing problems with boost, power loss, or errors related to turbo operation.

Replacing the turbo vacuum valve is often recommended after detecting unstable boost pressure, incorrect turbine actuator operation, or disturbances in boost system control, while ruling out mechanical faults of the turbine itself.

Technical Support and Selection by Numbers

When selecting a vacuum valve for a specific version of Citroën C3 or Peugeot 206/307, it is advisable to use manufacturer designations and interchangeable numbers to ensure full compatibility with the factory installation. In case of doubts about compatibility, it is helpful to compare the existing component with the offered one and verify using service documentation.

If you need broader context regarding the fuel system's operation and its interaction with control elements, the article describing diagnostics and operation will be useful – check out the material Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair, which discusses, among other things, selecting components by OEM numbers and principles of correct diagnostics.

If you are planning comprehensive service for the boost system in your Citroën and want to compare different solutions used in this vehicle group, check the available parts in the Citroen Vacuum Pumps category.