Ford Fiesta Focus Transit Courier Fuel Return Pipe 1.5 1.6 TDCi Diesel 1742836

Ford Fiesta Focus Transit Courier Fuel Return Pipe 1.5 1.6 TDCi is an original fuel system component designed for Ford diesel engines. Thanks to its precise fit for Diesel TDCi units, it ensures stable fuel return from the injectors and helps maintain smooth engine operation. This is a practical service solution for users who want to maintain the factory performance characteristics of the fuel injection system.

Specifications and technical data

• SKU: 1742836
• Mark: Ford
• Condition: Used
• OEM Part Number: 1742836
• Substitutable numbers: 1742836, AV6Q-9K022-CA, AV6Q9K022CA
• Fuel type: Diesel
• Part type: Pipe
• Category: Hoses, Lines & Pipes

Purpose and function of the fuel return pipe

The fuel return pipe in TDCi engines is responsible for the controlled return of excess diesel fuel from the injectors to the fuel system. A properly selected component:

• stabilizes pressure in the fuel rail,
• reduces the risk of air entering the system,
• supports smooth engine operation at idle and under load. In case of wear or leaks in the pipe, problems with starting, power loss, or uneven engine operation may occur. Replacing it with an original fuel return pipe dedicated to 1.5 and 1.6 TDCi units allows for the restoration of the correct operating parameters of the fuel system.

Why choose an original Ford pipe

The original Ford fuel return pipe from the Lines, hoses and pipes category is designed specifically for the geometry and requirements of TDCi engines. In practice, this means:

• a secure fit to the injector nozzles and other system components,
• appropriate resistance to the operating pressure and temperature of diesel fuel,
• maintaining factory-level sealing after proper installation. Using original components in the fuel system is particularly important in Diesel engines, where the precision of fuel dosing and the tightness of the lines have a direct impact on engine refinement, fuel consumption, and injector durability.

Application in Ford models with Diesel engines

The fuel return pipe is designed for popular Ford models with TDCi units, such as the Fiesta, Focus, or Transit Courier, in versions with 1.5 and 1.6 engines. As a result, it provides a convenient service solution for both passenger cars and light commercial vehicles operated in intensive urban and extra-urban conditions. This component is particularly suitable for vehicles exhibiting symptoms typical of fuel line wear, such as leaks, the smell of fuel in the engine compartment, or starting problems after prolonged parking. Replacing the fuel return pipe is one of the basic diagnostic and repair steps in the event of a fuel system leak.

Benefits of installing a used original part

Using a used, original Ford pipe allows you to combine reasonable repair costs with the preservation of factory technical specifications. This is a good solution for users who want to maintain compliance with the manufacturer's design while avoiding random aftermarket replacements with uncertain parameters. For fuel system components, this is significant for both reliability and operational safety. If you want to better understand how the selection of original components affects the resale value of your car, it is worth reading our guide: Original used parts vs. car resale value – how not to lose money?.

Expanding the Ford fuel line system

If you are planning a comprehensive repair or upgrade of the fuel system area in your Ford and need other components from the same group, such as flexible return lines, supply sections, or additional breather pipes, check out the available parts in the Ford lines, hoses and pipes category.