This rear mounting bracket is designed to secure the injection pump on PSA 1.4 HDi and 1.6 HDi diesel engines. Built to restore correct positioning and alignment of the high-pressure pump, the bracket is a direct-fit replacement for a range of Citroën and Peugeot models. Supplied under product code 192666, it is a common spare part sought by mechanics and DIY enthusiasts when the original bracket is bent, corroded or damaged after impact or pump seizure.

Technical Information

• Manufacturer: Stellantis
• Model: Citroën And Peugeot 1.4 HDi / 1.6 HDi Applications
• Product Codes: 192666
• Other Numbers: NFP

Compatible Models

Typical fitment includes, but may not be limited to: Citroën Berlingo, Citroën C3, Citroën C3 Picasso, Citroën C4, Citroën C4 Picasso, Citroën C5, Citroën C5 X7, Citroën Xsara, Citroën Xsara Picasso, Peugeot 307, Peugeot Partner.

Function

The bracket holds the rear of the injection pump in the correct position relative to the engine block and timing/drive components. It maintains alignment under torque loads from the fuel pump and prevents movement that could cause misalignment of pump drive, fuel line stress or premature wear of seals and couplings.

Replacement Procedure

• Park Vehicle On A Level Surface And Allow Engine To Cool.
• Support The Injection Pump Or Engine As Required To Prevent Movement When Bracket Is Removed.
• Remove Any Obstructing Covers Or Components To Access The Rear Of The Pump.
• Loosen And Remove Fasteners Securing The Bracket To The Engine Block And Pump.
• Inspect Mounting Faces, Bolt Threads And Pump Flange For Damage Or Corrosion.
• Fit The New Bracket In The Correct Orientation, Refit Fasteners And Tighten To Manufacturer Specification.
• Reassemble Removed Components And Start Engine To Check For Secure Mounting And Absence Of Unusual Vibration Or Noise.

Installation Recommendations

• Follow Manufacturer Torque Specifications And Tightening Sequence. If Torque Values Are Unknown, Refer To Workshop Manual.
• Always Support The Pump Or Engine So That The Bracket Is Fitted Without Strain On The Pump Flange.
• Inspect And Replace Damaged Fasteners Or Studs. Use Correct Grade Bolts And Clean Threads Before Installation.
• Check Surrounding Components Such As Engine Mounts And Pump Couplings That Could Transfer Excessive Loads To The Bracket.
• Suitable For Experienced DIYers; For Uncertain Cases Seek Professional Workshop Assistance.

Why This Part Fails Most Often

• Corrosion And Rust From Long-Term Exposure, Especially In Regions With Road Salt.
• Fatigue Cracks Caused By Excessive Vibration Or Repeated Load Cycles, Often As A Secondary Effect Of Worn Engine Mounts.
• Mechanical Damage From Impact Or Accidents That Bend Or Fracture The Bracket.
• Seizure Or Excessive Torque From A Faulty Injection Pump Causing The Bracket To Deform.
• Damaged Or Stripped Mounting Threads That Compromise Secure Fixing.

Order This Rear Mounting Bracket With Product Code 192666 To Restore Correct Pump Alignment And Reduce Risk Of Fuel System Stress And Premature Wear. Ideal For Professional Garages And Skilled Self-Repair Enthusiasts Working On Citroën And Peugeot 1.4 HDi And 1.6 HDi Engines.

Overview

This injection pump mount is designed for 1.4 HDi and 1.6 HDi diesel engines used in a range of Citroën and Peugeot models. The bracket secures the high-pressure injection pump to the engine block, maintaining correct alignment and damping vibration to ensure reliable fuel delivery. Commonly searched under OEM codes 9654959880 and 192665, this is the replacement part used by professional workshops and DIY mechanics when the original mount shows wear or damage.

Key Benefits

• Direct fit for many Citroën and Peugeot HDi engines — simplifies repair and reduces downtime.
• Restores correct pump alignment to prevent premature wear of pump drive and fuel lines.
• Robust construction to withstand engine vibration and thermal stress in diesel applications.
• Easy to find by product codes 9654959880 and 192665 — ideal for fast ordering in parts catalogs.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Citroën Berlingo; Citroën C3; Citroën C3 Picasso; Citroën C4; Citroën C4 Picasso; Citroën C5; Citroën C5 X7; Citroën Xsara; Citroën Xsara Picasso; Peugeot 307; Peugeot Partner
• Product Codes: 9654959880; 192665
• Additional Numbers: NFP

Function

The mount fixes the injection pump to the cylinder head or engine block, keeping the pump properly aligned with the drive mechanism and absorbing mechanical vibrations. A secure mount prevents movement that can cause fuel line stress, leaks or accelerated wear of the pump drive components.

Common Failure Causes

Mounts typically fail due to long-term vibration fatigue, corrosion in salty or humid environments, impact damage from engine removal or road debris, and loosened or damaged fasteners. When the bracket cracks or bushings wear out, you may notice increased vibration, fuel line strain, unusual noises from the pump area, or fuel delivery problems.

Installation Recommendations

Replacement is straightforward for experienced mechanics: safely lift and support the vehicle, gain access to the injection pump area, support the pump before removing the mount, loosen and remove the mounting bolts, install the new bracket ensuring correct orientation, and torque fasteners to the manufacturerÕs specification. After installation, inspect adjacent fuel lines, clamps and fasteners for wear. Use proper tools and, if raising the engine or removing ancillary parts is required, follow safe lifting procedures.

Why Choose This Part

Buying the correct injection pump mount by OEM codes 9654959880 or 192665 ensures a proper fit and restores original pump positioning. This reduces the risk of fuel system failures and supports long-term reliability of the HDi injection system. Ideal for professional workshops and competent DIYers who work on Citroën and Peugeot HDi engines.

Ordering Tips

Search by Part Number: Use 9654959880 or 192665 when looking up the part in catalogs to quickly confirm fitment. Verify model and engine type before ordering to ensure compatibility with 1.4 HDi or 1.6 HDi applications.

It is suitable for a wide range of Citroën and Peugeot models. If you are looking for a reliable part for Citroën Berlingo, C4, C4 Picasso, C5, C5 X7, C8, Xsara, or Peugeot 307, 407, 807, or Partner, this regulator will be a perfect choice.

Technical Information

• Manufacturer: Siemens VDO
• Model: 193341
• Product Codes: A2C59506225, X39-800-300-005Z
• Other Numbers: 193341

Utilizing top-quality used auto parts is a great choice not only from an economic perspective but also an ecological one. Fully functional and tested parts like this fuel regulator offer high reliability and extended lifespan compared to many non-original replacements.

Investing in a quality used part like this Siemens VDO regulator ensures that your engine will operate at peak performance. Interestingly, fuel pressure regulators play a central role in delivering fuel to the engine, maintaining stable pressure levels even under varying RPMs and engine loads, which is essential for modern diesel engines.

If you have any questions or need guidance in selecting this or any other part, feel free to contact us. We look forward to your inquiry!

Technical Information
Manufacturer: Delphi
Model: Citroën C3, Peugeot 1007
Product Codes: 9307-501C, 193329
Other Numbers: NFP

The Fuel Pressure Regulator is a device that maintains a constant fuel pressure within the injection system, which is vital for sustaining optimal engine performance and efficiency. With the right fuel pressure regulator, you can experience significant improvements in driving dynamics and reduced emissions. This part is designated for replacing the existing regulator and is compatible with the aforementioned vehicle models. Replacement of this component should be performed by a professional to ensure proper function and integration with the vehicle’s other systems.

By purchasing this verified functional part, you not only gain quality, but also the assurance that your vehicle will remain powerful and reliable. Keep your vehicle in top condition with this key component, whose significance and function should not be underestimated. Remember, maintaining proper fuel pressure is critical for the long-term performance and longevity of your engine.

This Bosch fuel pressure regulator (part number 0928400788) is a direct replacement designed for common-rail diesel engines 1.4 eHDI, 1.6 eHDI and various TDCi applications used in Citroën, Peugeot and Ford models. Ideal for workshops and experienced DIY mechanics, the unit restores correct rail pressure control, improves engine response and eliminates common running faults caused by a failing regulator. Common search terms include 0928400788, 1609343880 and 9806448980 — include these codes when checking fitment.

Why You Need It

The fuel pressure regulator controls fuel rail pressure by returning excess fuel to the tank and ensuring stable pressure for the injectors. A faulty regulator can cause hard starting, rough idle, loss of power, increased fuel consumption and soot emission. Replacing a worn or clogged regulator restores proper fuel metering and smooth engine operation.

Installation Overview

• Preparation: Work in a well-ventilated area, relieve fuel system pressure before disconnecting lines and wear appropriate safety equipment (gloves, eye protection).
• Access: Gain access to the common-rail fuel rail and regulator by removing engine covers or intake components as needed for the specific model.
• Disconnect: Carefully disconnect the electrical connector and fuel return line. Catch any escaping diesel and avoid open flames.
• Replace: Remove the mounting fasteners, swap the regulator and replace all sealing O-rings or gaskets with new parts rated for diesel use.
• Reassembly: Reconnect lines, secure fasteners to manufacturer recommendations, prime the fuel system and check for leaks. Start the engine and verify stable rail pressure and smooth idle.

Technical Information

• Manufacturer: Bosch
• Model: Fuel Pressure Regulator For 1.4 eHDI / 1.6 eHDI / TDCi Engines
• Product Codes: 0928400788, 1609343880, 9806448980
• Additional Numbers: 928400788 (cross reference)

Compatible Models (Examples)

• Citroën Berlingo B9
• Citroën C3 Picasso
• Citroën C4 II
• Peugeot 308
• Peugeot Partner Tepee
• Selected Ford TDCi Models (common-rail applications)

Common Failure Reasons

• Contamination From Dirty Fuel: Particles and deposits can block the regulator valve or ports and prevent correct pressure regulation.
• Wear And Internal Valve Sticking: Mechanical wear or varnish can make the valve stick, causing high or low rail pressure.
• Seal Or O-Ring Degradation: Leaking seals cause pressure loss or fuel leakage at the regulator.
• Fuel System Faults Upstream/Downstream: Clogged filters, failing lift pumps or injector issues can overload the regulator and accelerate failure.

Recommendations For Installation

• Always Replace Seals: Fit new O-rings/gaskets when installing the new regulator to ensure leak-free operation.
• Cleanliness Is Crucial: Work in a clean environment and avoid introducing dirt into the fuel rail — contamination is the most common cause of premature failure.
• Prime And Leak-Test: After fitting, prime the fuel system, run the engine and inspect for leaks and correct pressure behaviour before road testing.
• Use Correct Tools: Avoid damaging fuel lines and connectors — use line wrenches and torque tools as required.

Why This Part Fails Most Often

The predominant cause is fuel contamination — particles or degraded fuel deposits restrict valve movement or clog the regulator ports. Secondary causes are aging seals that allow internal leakage and prolonged exposure to poor fuel quality or moisture. Addressing fuel filtration and replacing seals during installation significantly extends service life.

Fitment And Purchasing Tips

When searching, include OEM part numbers (0928400788 / 1609343880 / 9806448980) and key model names to find the correct unit quickly. For workshop supply, this regulator is a common direct-fit Bosch component for many PSA and Ford diesel applications.

Order now to restore reliable rail pressure control and eliminate fuel-pressure-related drivability issues. If you are an experienced mechanic or competent DIYer, follow the installation steps above; when in doubt, consult factory service documentation for model-specific procedures.

High-quality Siemens VDO DRV fuel pressure regulator designed for PSA 2.0 HDi diesel engines. This precision solenoid valve controls the high-pressure fuel system and restores precise rail pressure for reliable injection performance. Ideal for professional workshops and DIY mechanics who service Citroën and Peugeot models, the unit is commonly searched by part numbers (A2C59506225 / X39-800-300-005Z / 193341). Installing a properly functioning DRV brings back smooth idling, consistent power delivery and reduces fuel-related fault codes.

Technical Information

• Manufacturer: Siemens VDO
• Model: DRV Fuel Pressure Regulator For 2.0 HDi
• Product Codes: A2C59506225
• Additional Numbers: X39-800-300-005Z | 193341

Compatible Vehicles (Examples)

Commonly fitted to Stellantis models with 2.0 HDi (DW10 family) engines, including:

• Citroën Berlingo
• Citroën C4 / C4 Picasso
• Citroën C5
• Citroën C8
• Citroën Xsara
• Peugeot 307
• Peugeot 407
• Peugeot 807
• Peugeot Partner

Function And Symptoms

The DRV (pressure regulator) is an electronically controlled valve that adjusts high-pressure fuel delivered by the pump to maintain the rail pressure required by the injectors. When the regulator fails or sticks, typical symptoms include hard or no start, loss of power under load, rough idle, increased exhaust smoke, fuel smell, and diagnostic trouble codes related to rail pressure (low or inconsistent pressure). Faults may trigger limp mode or degraded engine performance.

Replacement Procedure

Basic replacement steps for a trained technician or experienced DIY mechanic:

• Depressurize the fuel system before starting work to avoid fuel spray.
• Disconnect the battery as a safety precaution.
• Access the DRV on the high-pressure pump or its mounting location; remove any covers or intake components obstructing access.
• Disconnect the electrical connector and remove fastening bolts.
• Replace the unit and always renew associated seals or O-rings to ensure leak-free installation.
• Prime the fuel system (using the manual priming procedure or the vehicle’s lift pump cycle) and clear related fault codes with a diagnostic tool.
• Check Carefully For Leaks And Verify Rail Pressure And Engine Operation Before Road Testing.

Installation Recommendations

• Use Proper Hand Tools And Follow Manufacturer Fastening Guidelines; Replace Seals Or O-Rings During Installation.
• Perform A System Prime And Diagnostic Scan After Fitting To Ensure Correct Operation And Clear Historical Faults.
• If Any Electrical Or Wiring Damage Is Found, Repair Before Installing The New Unit To Prevent Recurrence.
• Work In A Well-Ventilated Area And Dispose Of Any Contaminated Fuel And Seals According To Local Regulations.

Why This Part Commonly Fails

Failure Causes:

• Contaminated Fuel Or Debris Causing Valve Sticking Or Internal Wear.
• Electrical Problems Such As Connector Corrosion Or Damaged Wiring Harness.
• Wear From High Mileage Or Poor Maintenance Leading To Loss Of Accuracy.
• Faulty Seals Causing External Or Internal Leaks And Pressure Loss.

Life expectancy Depends On Fuel Quality, Maintenance And Operating Conditions; Units In Poorly Maintained Or Contaminated Systems Often Fail Earlier. When Replacing The Regulator, Also Inspect Fuel Filters And The High-Pressure Pump For Secondary Damage.

Keywords For Search

Siemens VDO DRV A2C59506225, Fuel Pressure Regulator 2.0 HDi, X39-800-300-005Z, 193341, Citroën Peugeot diesel regulator, HDi rail pressure valve.

Product Overview

This Bosch fuel pressure regulator is a direct-fit unit designed for PSA 1.4 HDi and 1.6 HDi diesel engines. It controls fuel rail pressure to ensure correct injector operation and stable engine running under all loads. The regulator is commonly searched by part numbers 0928400575 and 1634149180, making it easy to find for mechanics and DIY technicians servicing Citroën and Peugeot models and other vehicles fitted with PSA-derived diesel units.

Technical Information

• Manufacturer: Bosch
• Model: Fuel Pressure Regulator for 1.4 HDi / 1.6 HDi
• Product Codes: 0928400575, 0928400575 (alternative formatting)
• Additional Numbers: 1634149180, 928400575

Compatible Models

Common applications include Citroën Berlingo, Citroën C3, Citroën C4, Citroën C4 Picasso, Citroën Xsara Picasso, Peugeot 307, Peugeot 407 and Peugeot Partner. The regulator is also used in certain Ford, Mazda and Volvo vehicles that share PSA 1.4/1.6 HDi diesel engines.

Installation Recommendations

• Depressurize the fuel system before starting work to avoid fuel spray.
• Work in a well-ventilated area and avoid open flames or sparks.
• Disconnect the battery where appropriate and follow safe workshop practices.
• Clean the area around the regulator to prevent contamination when removing the unit.
• Replace any O-rings or seals during installation and lightly lubricate them with clean diesel or approved lubricant to ensure a correct seal.
• After fitting, prime the fuel system by cycling the ignition or using the fuel pump, check for leaks, and clear any fuel-pressure related fault codes before a test drive.

How The Part Is Replaced (Overview)

Typical replacement steps: relieve fuel pressure and isolate the battery, remove any engine covers to access the fuel rail, disconnect vacuum/electrical connectors, unbolt and remove the old regulator, fit the new regulator with fresh seals, reconnect hoses and connectors, prime the system and inspect for leaks. Final check should include verifying stable idle and correct fuel pressure under load.

Why This Part Fails

Fuel pressure regulators most commonly fail due to internal diaphragm wear, contamination or clogging from debris in the fuel system, leaking seals or O-rings, and deterioration of the vacuum line or connector. Failure symptoms include rough idle, hard starting, loss of power, increased smoke or fuel consumption and fuel-pressure-related fault codes recorded by the engine control unit. Regular fuel filter changes and clean fuel help extend regulator life.

Notes For Professionals

Ideal for workshops and experienced DIYers who search by part number during diagnosis and repair. Use with standard safety practices for fuel-system work and inspect surrounding components (fuel lines, injectors, vacuum hoses) when replacing the regulator to prevent repeat failures.

The fuel pressure regulator plays a vital role in delivering consistent fuel pressure to the injectors, allowing for precise fuel metering. Proper functioning of this part increases engine efficiency, improves power output, and can help reduce fuel consumption and emissions.

Technical Information:
Manufacturer: Bosch
Model: Fuel Pressure Regulator for Citroën and Peugeot
Product Codes: 0281002493, 0281002872, 193338
Additional Numbers: 139925, 193325
Compatibility: Citroën C5, Citroën C8, Peugeot 206, Peugeot 307, Peugeot 607, Peugeot 807

Replacing the fuel pressure regulator typically involves accessing the regulator on the fuel rail, which requires proper precautions due to pressurized fuel. It is advisable to consult the vehicle's repair manual or seek professional assistance to ensure correct installation.

Fuel pressure regulators can fail due to wear over time, contamination in the fuel system, or membrane damage, which may cause engine performance issues such as rough idling, stalling, or poor acceleration.

This product is a trusted choice for professional mechanics and DIY enthusiasts repairing high-performance PSA HDI engines. Using this regulator helps maintain engine reliability and keeps your vehicle running smoothly.

By choosing this verified high-quality used part, you also contribute to sustainable vehicle maintenance practices while ensuring excellent value and operational efficiency.

If you need to replace a faulty or worn fuel pressure regulator, this Bosch unit provides a durable and cost-effective solution. It regulates the pressure within the fuel injection system, ensuring the engine receives the correct amount of fuel under the proper pressure, preventing engine stalling, rough idling, or increased fuel consumption.

This part is compatible with a wide range of models, including Citroën Berlingo, C5, C8, Xsara, Xsara Picasso, as well as Peugeot 206, 307, 607, 807, and Partner. Always verify compatibility with your vehicle before purchasing to guarantee fitment.

Replacing the fuel pressure regulator usually involves locating the component on the fuel rail or near the fuel pump assembly. Installation may require specialized tools and mechanical knowledge, so professional assistance is recommended to ensure proper fit and function.

Technical Information:
Manufacturer: Bosch
Model: 2.0 HDI, 2.2 HDI
Product Codes: 0281002493, 139925, 93325, 193338
Additional Numbers: All provided numbers are complete and updated according to the latest data.

The fuel pressure regulator’s longevity depends on driving conditions and fuel quality but can typically last several years before wear impacts performance. Early replacement can eliminate fuel delivery issues, improve engine response, and reduce emissions.

This Bosch fuel pressure regulator is a reliable choice for automotive professionals and DIY enthusiasts looking to maintain their Citroën or Peugeot vehicles in top working order without the high cost of new parts.

This Bosch fuel pressure regulator is designed for PSA diesel applications and restores stable rail pressure for smooth idling, reliable cold starts and consistent engine performance. Ideal for professional garages and experienced DIY mechanics searching by OE numbers (0928400607, 1634149380), this regulator fits a range of Citroën and Peugeot models with 1.4 HDi and 1.6 HDi/TDCi engines. Replacing a faulty regulator resolves symptoms such as rough idle, loss of power, black smoke and irregular fuel consumption.

Key Benefits: Direct replacement form, OEM-referenced part numbers for fast identification, restores correct fuel rail pressure and reduces drivability issues caused by pressure fluctuations. Suited for workshop use and competent home mechanics familiar with fuel system safety procedures.

Technical Information

• Manufacturer: Bosch
• Model: 1.4 HDi, 1.6 HDi, TDCi Applications
• Product Codes: 0928400607, 1634149380
• Additional Numbers: Stellantis / Citroën / Peugeot References

Compatibility (Typical Applications)

Commonly fitted to a range of Citroën and Peugeot diesel models including but not limited to: Citroën Berlingo, Citroën C3, Citroën C3 Picasso, Citroën C4, Citroën C4 Picasso, Citroën C5, Citroën C5 X7, Citroën Xsara, Citroën Xsara Picasso, Peugeot 307, Peugeot Partner. Always identify the part by OE/product code when searching.

Installation Recommendations

Follow safe workshop practice when replacing the fuel pressure regulator. Recommended procedure:

• Depressurize The Fuel System: Relieve fuel pressure before disconnecting lines to avoid spray and fire risk.
• Disconnect Battery: Isolate vehicle electrical system to reduce risk of sparks during work.
• Work In A Well-Ventilated Area: Avoid open flames and sources of ignition.
• Disconnect Connectors And Vacuum Lines: Carefully unplug electrical connector and any vacuum or reference hoses to the regulator.
• Remove Mounting Fasteners: Unbolt the regulator and remove it together with its sealing O-ring if present.
• Fit New Seals: Replace any O-rings or sealing washers with new parts to prevent leaks.
• Reassemble And Prime: Reconnect lines and connectors, restore battery power, prime the fuel system (turn ignition on to operate fuel pump) and check for leaks.
• Final Checks: Start engine, check idle stability and scan for fault codes. Clear codes if necessary and re-check for leaks and proper pressure behavior.

Most Common Failure Causes

Fuel pressure regulators typically fail due to the following reasons:

• Diaphragm Damage Or Internal Leakage: Ageing or mechanical damage causes loss of pressure control.
• Contamination: Dirty fuel, particulates or a clogged fuel filter can cause sticking valves or accelerated wear.
• Worn Or Cracked Seals And O-Rings: External leaks and pressure loss from degraded sealing components.
• Vacuum Or Reference Line Faults: Cracked or disconnected vacuum hoses change regulator reference and produce incorrect pressure.
• Corrosion Or Mechanical Wear: Long-term exposure to contaminants and moisture can impair operation.

Symptoms of a failing regulator include rough idle, difficulty starting, loss of power under load, increased fuel consumption, black smoke from the exhaust and occasional fuel smell or visible leaks. Replacing the regulator and associated seals/filters usually restores correct operation.

Order this Bosch-referenced fuel pressure regulator by OE numbers 0928400607 or 1634149380 to quickly locate the correct part for many Citroën and Peugeot 1.4/1.6 HDi/TDCi applications. Suitable for professional fitting or experienced DIY mechanics comfortable with fuel-system work.