Ford Focus Mk3 Fuel Injection Hose Pipe Line 1.6 TDCi CV6Q-9D350-BB

Ford Focus Mk3 Fuel Injection Hose Pipe Line 1.6 TDCi is an original fuel system component designed for the precise delivery of fuel to the injectors in a diesel engine. Thanks to its factory-spec geometry and perfect fit for the 1.6 TDCi unit, the hose ensures stable operation of the injection system and helps maintain smooth, predictable engine performance. It is a practical solution for users looking to restore proper fuel system functionality using a proven, genuine Ford part.

Specifications and technical data

• SKU: 1870174
• Mark: Ford
• Condition: Used
• OEM Part Number: 1870174
• Substitutable numbers: CV6Q-9D350-BB, CV6Q9D350BB, 1870174
• Part type: Fuel Rail (Ramp)
• Category: Additional Fuel Injection Parts

Purpose and function in the injection system

The fuel injection hose in the 1.6 TDCi engine is responsible for the precise, high-pressure delivery of diesel fuel from the rail to the injector. A properly selected component reduces the risk of leaks, pressure drops, and fuel metering irregularities, which translates into smooth engine operation, proper idle quality, and stable performance across the entire rev range. Using a hose with the correct flow characteristics and appropriate rigidity is particularly important in modern diesel engines, where the injection system operates under very high pressure. The original hose design helps maintain operating parameters in accordance with the vehicle manufacturer's specifications.

Original origin and fitment for Ford

This item comes from the Other injection system parts group and is designed specifically for use in the Ford Focus Mk3 with a 1.6 TDCi engine. This ensures the correct length, shape, and routing of the hose in the engine bay, which facilitates installation and minimizes the risk of mechanical stress during operation. Its original origin translates into compatibility with factory mounts, the fuel rail, and the injector, as well as predictable behavior under thermal and pressure loads. This is especially important in common rail systems, where even minor deviations in hose quality can result in difficult-to-diagnose engine performance issues.

Performance characteristics and benefits of use

Using this fuel injection hose allows you to:

• restore proper sealing of the section between the rail and the injector,
• maintain stable pressure in the injection system during startup and operation under load,
• reduce the risk of fuel leaks in the engine bay,
• maintain factory hose routing, which reduces mechanical stress and vibrations. For the user, this means more predictable operation, easier diagnostics of potential faults, and the ability to service the injection system according to the manufacturer's recommendations. Selecting a hose that complies with factory specifications is crucial, especially after replacing injectors or high-pressure rail components.

Part condition and use in service practice

The hose is offered as a used part, which allows for an economical repair of the injection system while maintaining the original Ford design. This type of solution is often chosen in situations where a quick replacement of a damaged hose section is necessary, and the priority is compliance with the factory design and reasonable repair costs. In service practice, the hose can be used both for point replacement of a single section and for broader work related to the regeneration or diagnostics of the injection system in the 1.6 TDCi engine. Proper fitment to the specific engine configuration makes the mechanic's work easier and reduces installation time.

Repair expansion and additional information

If you are planning a comprehensive repair or upgrade of the engine area in your Ford and need other components from the same group, such as additional fuel hoses, supply or return lines, check out the available parts in the Other Ford injection system parts category. To better plan your service budget and make informed choices between new and used parts, it is worth checking out advice on optimizing repair costs. Practical tips can be found in the article Economical Ford operation – where to find the biggest savings on mechanical and body repairs, which discusses, among other things, the importance of using original components in daily operation.