Audi A4 B7 1.8T Petrol Vacuum Solenoid Valve Inlet Purge Breather 1C0906517A

The Audi A4 B7 1.8T Petrol Fuel Vent Pipe Valve is an original equipment fuel system component designed for the 1.8T petrol engines in the B7 generation Audi A4. This part comes from a disassembly source, making it a sensible choice for users looking for a factory fit while maintaining control over service costs.

Specifications and technical data

• SKU: 1C0906517A
• Mark: Audi
• Condition: Used
• OEM Part Number: 1C0906517A
• Substitutable numbers: 1C0906517A, 1C0 906 517 A, 058133394, 058 133 394, 058906291k, 058 906 291 k
• Fuel type: Petrol
• Category: Turbos & Parts

Purpose and function in the fuel system

The fuel vent pipe works in the gasoline fuel system to stabilize the flow of fuel vapors and support the proper operation of the 1.8T engine. Proper venting reduces the risk of fuel delivery disruptions, helps maintain smooth engine operation, and supports compliance with exhaust emissions standards.

In turbocharged engines such as the 1.8T, the tightness and correct operation of the breather elements is important for:

• pressure stability in the fuel system,
• correct mixture composition at various loads,
• reducing unwanted fuel vapors in the engine compartment.

Genuine Audi part in the turbocharger and parts category

This component falls into the turbocharger and parts category, highlighting its use in turbocharged engines. Using a genuine Audi component ensures:

• factory fit for fuel system and turbocharger accessories,
• compliance with the operating parameters provided by the manufacturer,
• material consistency with other elements of the system.

For users looking for other components from this group, the turbochargers and parts for Audi category may be useful, where you can select compatible accessories for your model.

Performance characteristics and selection by numbers

The fuel vent pipe is designed for gasoline engines, which is important when selecting parts for diesel engines. The correct selection is based on the part number and interchangeable numbers, which allows you to verify compatibility with the specific version of the Audi A4 B7 1.8T.

To avoid mistakes, it's best to use the manufacturer's markings or the vehicle's VIN. Practical tips for selecting original, used components by their numbers can be found in the article " The Audi Five-Cylinder Engine – a Legend from Quattro to RS3 and How to Maintain It with Genuine Audi Parts ," which describes procedures for identifying OEM parts and their replacements.

Used condition - conscious service choice

The part is offered in used condition, which reduces repair costs while maintaining the original manufacturer's specifications. These types of dismantled parts are a popular choice for older vehicle generations, where a reasonable balance between price and technical compatibility is important.

Before installation, a standard fuel system leak check and verification of hose and connector connections are recommended. A properly selected and installed pipe with a bleed valve supports stable operation of the 1.8T engine, reduces the risk of fuel system errors, and helps maintain predictable engine performance.

Benefits of using the original pipe with a vent valve

• Compatibility with the 1.8T petrol engine – part designed for specific design solutions of the Audi A4 B7.
• Consistency with turbocharging system – matching turbocharger and parts categories facilitates integration with existing equipment.
• Support for stable engine operation – proper venting of the fuel system reduces disruptions in fuel delivery.
• Reasonable service costs – used condition allows you to optimize expenses while maintaining the original design.

For Audi A4 B7 1.8T owners who plan to perform comprehensive maintenance of the fuel system and turbocharger accessories, using the original pipe with a fuel vent valve is a practical way to maintain predictable operating parameters of the drive unit without interfering with the factory architecture of the vehicle.