This fuel rail is a direct-fit supply ramp designed for the 1.4 HDi 16V (engine code 8HY) diesel engines used in selected Citroën and Peugeot models. Commonly searched by OE numbers, the part is ideal for professional workshops and DIY enthusiasts who need a reliable replacement rail that restores correct fuel distribution to the injectors. The robust construction ensures stable fuel pressure at the injector inlet and simplifies installation when replacing a worn or leaking rail.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Citroën C3; Peugeot 1007 (1.4 HDi 16V, Engine Code 8HY)
• Product Codes: 9642095280, 9653073880, 1570G2, 1570E5
• Other Numbers: 157000000, 1570G2, 9642095280, 9653073880

Compatibility And Fitment

Designed for vehicles equipped with the 1.4 HDi 16V (8HY) diesel engine. Frequently fitted to Citroën C3 and Peugeot 1007 applications. Always verify engine code and part number against the vehicle’s records before installation to ensure correct fitment.

Installation Recommendations

• Relieve fuel system pressure before starting the job and disconnect the battery to avoid sparks.
• Remove any engine covers and disconnect electrical connectors from injectors and associated sensors.
• Carefully disconnect fuel feed and return lines. Prepare to catch diesel and protect surrounding components from contamination.
• Unbolt the rail mounting fasteners and lift the rail together with injectors if removal as an assembly is required.
• Replace all sealing rings and crush washers on the injectors and fuel lines with new OEM-quality seals during reassembly.
• Tighten fasteners to the manufacturer’s specified torque values and reconnect fuel lines and electrical connectors.
• Prime the fuel system, check for leaks, and perform a full functional test (crank/idle) to confirm correct pressure and injector operation.

Why This Part Fails Most Often

• Sealing Ring Deterioration: Aging or hardened injector seals and crush washers lead to external leaks at the rail-injector or rail-line joints.
• Fuel Contamination: Particles, water, or corrosion in the diesel can clog internal passages or damage sealing surfaces.
• Corrosion And Wear: Internal corrosion or mechanical damage from contaminated fuel shortens service life.
• Vibration And Fatigue: Repeated thermal cycles and vibration can cause fittings or welds to loosen or crack over long service life.

Frequently searched under OE numbers 9642095280, 9653073880, 1570G2 and 1570E5, this rail is a practical replacement option for maintaining proper fuel distribution on 1.4 HDi 16V engines. Suitable for mechanics and experienced DIYers who follow safe workshop practices and OEM installation procedures.

Are you searching for a reliable and high-quality replacement part for your Citroën or Peugeot vehicle? Our Bosch Rail is the ideal choice for optimizing your engine’s performance. This part not only includes the fuel pressure regulator and sensor but is also designed to ensure full system integrity.

This rail is specifically designed for Citroën C5, Citroën C5 X7, Citroën C8, Peugeot 407, and Peugeot 807 models, ensuring perfect compatibility and functionality within your vehicle. If you care about keeping your car in great condition, this part represents not just a replacement, but true value due to its high quality and precision engineering.

Technical Information:

• Manufacturer: Bosch
• Model: Citroën C5, Citroën C5 X7, Citroën C8, Peugeot 407, Peugeot 807
• Product Codes: 0281002803, 9656917280, 9654748880, 1570L3
• Other Numbers: 0281002803, 9656917280, 9654748880, 1570L3

Installing this rail is a standard process that can be performed either independently or with the help of a professional. With proper installation and maintenance, this part has a long lifespan and ensures that your engine operates efficiently and without issues. If you are unsure about the installation, we recommend consulting a professional mechanic. Remember, correct assembly is key to optimal performance and safety of your vehicle.

Investing in quality replacement parts like this one is a smart decision that will undoubtedly pay off in reliable operation of your vehicle. Whether you are an experienced mechanic or specializing in repairs, this part is the right choice for anyone looking for reliability and quality.

Looking for a reliable part for your Citroën or Peugeot vehicle? Our Rail Strip that corresponds to OE numbers 9654592680 and 1570G2 is an ideal choice for 1.4 HDi and 1.6 HDI engines. This part is essential for the proper functioning of your vehicle’s fuel system, and regular replacement ensures optimal engine performance.

This part is primarily intended for Citroën and Peugeot models, guaranteeing compatibility and easy installation. An important function of the rail strip is the distribution of fuel under high pressure to the injectors. Given its crucial role in the precise fuel dosing system, it is essential to choose parts that are proven reliable and have a long lifespan.

Technical Information:
Manufacturer: OEM designation for Citroën and Peugeot
Model: Compatible with engine types 1.4 HDI and 1.6 HDI
Product Codes: 9654592680, 1570G2
Additional Numbers: The listed OE number ensures unambiguous identification

This part is indispensable for maintaining engine efficiency and performance. With precise processing and adherence to the high-quality standards required for this category, our rail strip represents a safe investment in the longevity of your vehicle. Let your car run like new again, with quality parts from our range that ensure a smooth and trouble-free ride.

High-quality replacement fuel rail compatible with 1.5 HDi common-rail diesel engines, often searched under part number 9821399680. This fuel rail supplies high-pressure diesel to the injectors and includes the fuel pressure sensor connection, ensuring correct rail pressure feedback to the engine management. Ideal for professional workshops and skilled DIY mechanics who maintain Citroën, Peugeot and related Stellantis-based models. Listing the OEM number in the product title improves findability in online searches and speeds up procurement for fast repairs.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Citroën Berlingo III; Fiat Doblo III; Opel Combo E (K9); Peugeot Partner III; Peugeot Rifter; Toyota ProAce City
• Product Codes: 9821399680
• Other Numbers: Not Specified

Function and Role

The fuel rail is the distribution manifold for high-pressure diesel in common-rail systems. It feeds each injector with stabilized pressure while the integrated fuel pressure sensor provides critical feedback to the engine control unit for accurate injection timing and quantity. A correctly functioning rail and sensor combination is essential for smooth idling, engine performance and emissions control.

Fitment and Replacement

Replacing the rail requires careful work on the pressurised fuel system. Typical replacement steps performed by a trained technician:

• Relieve fuel system pressure according to the manufacturer procedure and disconnect the negative battery terminal.
• Remove engine covers and any components obstructing access to the rail.
• Disconnect electrical connectors from the fuel pressure sensor and injectors, then detach high‑pressure and return fuel lines (use suitable tools and cap lines to prevent contamination).
• Unscrew the rail mounting bolts and remove the rail with injectors if necessary.
• Inspect and replace injector sealing rings and O-rings or crush washers as required; fit the new rail and reassemble in reverse order.
• After installation, bleed the fuel system and perform an engine start procedure to check for leaks and correct pressure reading.

Installation Recommendations

• Always Work With A Clean Environment: Prevent contamination of injectors and rail ports—dirt causes injector failure and sensor errors.
• Replace Sealing Elements: Fit new injector seals and any crush washers to ensure leak‑free connection.
• Torque And Fastening: Follow OEM torque settings for rail mounting bolts to avoid distortion; if values are unknown, refer to the service manual.
• Fuel Filter: Change the fuel filter during the repair to reduce the risk of early recontamination.
• Leak Test: After installation, visually inspect and pressure-test the rail and connections before completing the job.

Why The Part Most Commonly Fails

• Contaminated Fuel: Dirt, rust or water in the fuel can block passages or damage the pressure sensor and injectors.
• Sealing Wear: Degraded O-Rings or crush washers cause leaks at the injector-to-rail interface.
• Pressure Sensor Fault: The integrated sensor can drift or fail, causing incorrect rail pressure reporting and drivability issues.
• Corrosion Or Mechanical Damage: External damage or internal corrosion—often from prolonged exposure to contaminated fuel—can impair rail integrity.

Search Tip: Use the OE number 9821399680 when looking for compatible rails, spare parts or repair references to quickly find matching components for Citroën, Peugeot and related models.

Description

High-quality fuel rail designed for Stellantis Citroën and Peugeot diesel engines 1.4 HDi and 1.6 HDi e-HDi. This injector supply rail includes the fuel pressure sensor mounting and provides a reliable high-pressure distribution point for the common-rail injectors. It is suitable for mechanics and experienced DIY enthusiasts who maintain or repair Citroën and Peugeot diesel powertrains and often searched for by part number 9684753080 / 1570P7 / 1570Q4.

Function And Benefits

• Distributes high-pressure diesel fuel evenly to each common-rail injector.
• Integrates provision for a fuel pressure sensor to supply accurate rail pressure data to the engine control unit for precise injection timing and quantity.
• Designed to resist typical under-hood conditions and ensure stable fuel supply under varying engine loads.
• Direct OEM-fit design improves replacement speed and reduces adaptation work.

Recommended Applications

Common fitment for 1.4 HDi and 1.6 HDi e-HDi diesel engines used across a range of Stellantis passenger cars. Typical vehicle models include but are not limited to Citroën C3 Picasso, Citroën C4, DS4, Peugeot 3008 (I), Peugeot 301, Peugeot 308, and Peugeot 5008 (I). Always verify engine type and part number when selecting replacement parts.

How It Is Replaced

Replacement should be performed by a trained technician or an experienced DIYer with appropriate tools. Typical procedure overview:

• Relieve fuel system pressure according to the vehicle service manual before starting work.
• Disconnect the negative battery terminal for safety and remove any engine covers or intake components obstructing access to the rail.
• Unplug injector electrical connectors and remove fuel feed and return lines from the rail (use a rag to catch residual fuel).
• Carefully unbolt the fuel rail from its mounting, lift it clear together with injectors if they are retained, or remove injectors separately if required.
• Replace all injector O-rings/seals and any crush washers on fuel lines. Fit the new rail, reconnect lines and electrical connectors, and torque fasteners to manufacturer specifications.
• Prime the fuel system, check for leaks, and clear any fault codes with a diagnostic tool. Confirm correct rail pressure and engine operation before road testing.

Typical replacement time: approximately 1–2 hours depending on engine layout and workshop experience.

Why The Part Fails

• Contamination From Fuel: Debris or water in fuel can clog or damage internal passages and the pressure sensor.
• O-Ring And Seal Deterioration: Heat and age cause injector seals to harden or crack, leading to external leaks and pressure loss.
• Corrosion Or Mechanical Damage: External impacts, corrosion or rough handling during service can cause leaks or sensor faults.
• Pressure Sensor Failure: The rail-mounted sensor can fail electrically or become inaccurate, leading to poor engine performance and fault codes.

Installation Recommendations

• Replace injector O-rings and seals whenever the rail is removed to ensure leak-free reassembly.
• Use clean, filtered fuel and, if necessary, replace the fuel filter before installing the new rail to avoid recontamination.
• Observe correct sealing surfaces and use manufacturer torque settings for bolts and line fittings.
• After installation, bleed the fuel system and use a diagnostic scanner to confirm rail pressure readings and to clear any stored fault codes.
• Inspect connecting fuel lines and clamps for damage and replace if necessary.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: 1.4 HDi, 1.6 HDi e-HDi (Common-Rail Diesel Engines); Typical Fitment: Citroën C3 Picasso, Citroën C4, DS4, Peugeot 3008 I, Peugeot 301, Peugeot 308, Peugeot 5008 I
• Product Codes: 9684753080
• Additional Numbers: 1570P7, 1570Q4

Final Notes

This fuel rail is an important component of the common-rail injection system. Proper installation, use of new seals and careful priming are essential for reliable engine operation. Ideal for professional garages and knowledgeable DIY mechanics looking for a part by OEM number for accurate replacement.

Ideal for repairing or maintaining your Citroën or Peugeot, this rail distributor is compatible with models such as Citroën C5, Citroën C8, Peugeot 406, and Peugeot 807. Its robust construction withstands high fuel pressure and flow, guaranteeing reliable operation under demanding conditions.

Technical Information

Manufacturer: Bosch
Models: Citroën C5, Citroën C8, Peugeot 406, Peugeot 807
Product Codes: 0445214017, 1570A0
Additional Numbers: NFP

This rail fuel distributor is a vital part of the fuel supply system, distributing fuel precisely to each injector. Failure in this part typically results from wear due to constant pressure and fuel flow, making timely replacement essential to maintain engine efficiency and prevent performance issues.

Engineers and DIY enthusiasts will appreciate the balance between quality and affordability offered by this part. Using a reliable rail fuel distributor like this one can prevent costly repairs and extend your vehicle’s lifespan.

Invest in this Bosch rail fuel distributor for your Citroën or Peugeot to ensure smooth fuel delivery and maintain optimal engine health. Don’t wait for system failures — proactive upkeep will keep your vehicle running reliably for miles to come.

Overview

This fuel rail is a direct-fit replacement for older 2.0 HDi engines equipped with Siemens injection systems. It is designed to restore reliable high-pressure fuel distribution to all injectors and to maintain correct sealing under operating pressure. Technically focused and aimed at professional mechanics and experienced DIY enthusiasts, the description below highlights compatibility, technical details and practical installation guidance. Many customers search using part numbers, so key references are included: 9640387980, 5WS40002, 1570C0.

Key Benefits

• Restores correct fuel pressure distribution to Siemens-style injectors.
• Fully sealing construction to prevent fuel leaks and pressure loss.
• OEM-compatible dimensions and mounting for straightforward replacement on applicable Citroën and Peugeot models.
• Includes common manufacturer product codes for quick identification.

Technical Information

• Manufacturer: Stellantis
• Model: 2.0 HDi (older concept) – Fits Citroën and Peugeot models with Siemens injection systems (e.g. Citroën Berlingo, Citroën Xsara, Peugeot 307, Peugeot Partner)
• Product Codes: 9640387980; 5WS40002; 1570C0
• Other Numbers: 1570C0 / 5WS40002 / 9640387980 (common cross-references)

Installation Recommendations

• Work With A Cool Engine: Allow the engine to cool and work in a well-ventilated area away from open flames or sparks.
• Relieve Fuel Pressure: Before disconnecting fuel lines, relieve the fuel system pressure following the vehicle manufacturer’s procedure (for example, remove fuel pump fuse and crank or use dedicated pressure relief). Wear eye protection and gloves.
• Disconnect Electrical Connectors: Unplug injector electrical connectors and any sensors attached to the rail.
• Remove Intake Components If Required: In many applications the intake manifold or airbox must be removed or moved to access rail mounting bolts and fuel lines.
• Unbolt And Remove Rail With Injectors: Loosen the rail mounting bolts and fuel feed/return connections. Remove the rail assembly together with injectors where applicable to avoid damaging injector tips.
• Replace Seals And O-Rings: Always fit new injector O-rings and sealing washers. Lubricate O-rings with clean engine oil or recommended lubricant to avoid twisting or tearing during installation.
• Reassembly And Leak Check: Torque mounting bolts to manufacturer specs where available, reconnect electricals, re-pressurize the fuel system and inspect for leaks before starting. Run the engine and re-check for leaks and proper idling.
• Test Drive And Final Check: After installation, perform a short test drive and re-check all connections for seepage under operating conditions.

Most Common Failure Causes

• Deterioration Of Injector O-Rings And Seals: Heat and age cause O-rings to harden and crack, leading to external fuel leaks and pressure loss.
• Contamination And Deposits: Dirty fuel or contaminated injectors can cause uneven sealing and stress on the rail and injector interfaces.
• Corrosion Or Mechanical Damage: Corrosion from moisture or mechanical damage during previous servicing can compromise sealing faces or rail integrity.
• Pressure Regulator/High-Pressure Pump Issues: Upstream problems that create abnormal pressure spikes or drops can stress seals and fastenings, accelerating failure.

Practical Notes

This rail is typically replaced when fuel leaks are observed at injector seats or when loss of fuel pressure leads to rough running and fault codes. When replacing the rail, always inspect injectors and seals as a set to ensure a durable repair. Keep the part numbers handy (9640387980, 5WS40002, 1570C0) — many technicians and hobbyists search by these references when sourcing the correct rail for Citroën and Peugeot 2.0 HDi engines.

Are you looking for a dependable and quality part for your Citroën or Peugeot vehicle? Our RAIL Bar is an original component that plays a crucial role in the fuel injection system, effectively distributing fuel in the necessary quantities and under the correct pressure to each injector. With precise and efficient fuel distribution, it guarantees improved engine performance, reduces fuel consumption, and helps maintain emissions at minimal levels. The quality and functionality of our parts are our top priority, which is why we offer products that have undergone thorough checks and are ready for use.

Technical Information
Manufacturer: PSA Citroën Peugeot
Models: Citroën C5, Peugeot 307, Peugeot 406
Product Codes: 0445214019, 157095
Additional Numbers: RHS, RHZ
Part Type: RAIL Bar
Function: Ensures fuel supply to injectors

Replacing this part may be necessary in case of wear or malfunction, and it is recommended to carry out the replacement under professional supervision. Our product is the ideal choice for vehicle owners and workshops seeking reliable and proven parts for the repair and maintenance of Citroën and Peugeot cars. Ensure smooth and safe operation of your vehicle with our RAIL Bar, synonymous with quality and longevity.

Product Overview

This high‑quality fuel rail is designed for diesel HDi/e‑HDi engines and includes the integrated fuel pressure sensor for accurate rail pressure monitoring. It supplies fuel to the injectors and ensures stable pressure for optimal combustion. The unit fits a range of Citroën and Peugeot models equipped with 1.4 HDi or 1.6 HDi e‑HDi engines and is often searched by its product codes (9685297580, 1570Q4, 1570P7).

Benefits

• Direct replacement for original equipment rails on compatible HDi/e‑HDi engines.
• Integrated pressure sensor simplifies installation and diagnostic reading.
• Helps restore correct fuel pressure, improving drivability, starting and emissions.
• Ideal for professional workshops and experienced DIY mechanics.

Compatibility And Applications

Commonly fitted to Citroën and Peugeot models with 1.4 HDi and 1.6 HDi e‑HDi engines. Typical applications include:

• Citroën C3 Picasso
• Peugeot 3008 I
• Peugeot 301
• Peugeot 308
• Peugeot 5008 I

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: 1.4 HDi, 1.6 HDi e‑HDi
• Product Codes: 9685297580; 1570Q4; 1570P7
• Other Numbers: —

Function And Symptoms Of Failure

The fuel rail distributes pressurised diesel to each injector and houses the fuel pressure sensor that informs the ECU. When the rail or its sensor fails, common symptoms include fuel leaks, loss of fuel pressure, difficult starting, rough idle, reduced power, increased smoke, and fault codes related to rail pressure or injector performance.

Why This Part Fails

• Contaminated fuel or clogged filters causing internal deposits and blocked passages.
• Corrosion or external damage from rusted lines or impact.
• Degraded injector O‑rings or seals leading to leaks and pressure loss.
• Failure of the integrated fuel pressure sensor due to electrical or mechanical faults.

Replacement Procedure (Overview)

Recommended for professional mechanics and experienced DIYers. Typical replacement steps:

• Relieve fuel pressure before work begins to avoid fuel spray.
• Disconnect the battery to prevent electrical shorts when handling fuel system components.
• Remove engine covers and any intake or piping obstructing access to the rail.
• Disconnect rail electrical connector(s) and fuel lines (use appropriate tools and caps to avoid contamination).
• Unscrew mounting bolts and carefully remove the rail with injectors or remove injectors separately depending on vehicle layout.
• Replace all injector O‑rings and seals; fit new rail and reconnect fuel lines and wiring.
• Bleed the fuel system as required and check for leaks. Clear any fault codes and perform a test start and inspection.

Installation Recommendations

• Work in a clean environment to prevent contamination of the fuel system.
• Always replace injector seals/O‑rings when fitting a new rail to ensure leak‑free connections.
• Use manufacturer torque specifications for rail mounting bolts and injector clamps (refer to official repair manual).
• Check and, if necessary, replace fuel feed and return hoses to avoid future leaks.
• After installation, confirm correct fuel pressure and absence of leaks before road testing.

Why Customers Search By Number

Diesel fuel rails are frequently identified by OE or supplier numbers. Listing product codes such as 9685297580, 1570Q4 and 1570P7 helps mechanics and DIYers quickly confirm compatibility with repair documentation or parts lists.

Notes For Professionals

Ensure that you follow the vehicle manufacturer’s service procedure. If diagnostic trouble codes remain after replacement, perform targeted diagnostics on the fuel pressure sensor wiring and injector circuits.

Warranty And Quality

Check seller warranty terms. Proper installation and the use of clean fuel and correct seals are key to long service life.