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!

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.