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Common Rail Pressure Regulator

A Common Rail Pressure Regulator often referred to as DRV or IMV depending on the fuel injection system fitted to high pressure pumps or to a common fuel rail in modern common rail diesels. These units are used to control the pressure in the rail by regulating the amount of fuel sent to the pumping components of;


Part numbers are normally on the end of the DRV unit on the plug of the unit.


Bosch: Typical Bosch DRVs part numbers format as follows: 0 281 002 ***


VDO Siemens: VDO Siemens equivalent of a pressure regulator known as Pressure Control Valve (PCV) part numbers are normally on the end of the PCV unit on the plug of the unit.
Typical VDO part numbers format as follows: X39-800-300-***Z or A2C********


Delphi IMV part numbers usually format as 28****** or 9109-***


Fault codes often seen with Common Rail Pressure Regulator failure are as follows;

  • Difficult staring,
  • Non Start,
  • Engine cuts out,
  • Excessive exhaust emissions,
  • Misfire.

Fault codes often seen when diagnosing a common rail pressure regulator failure are:

  • P1271,
  • P1278, and
  • P1272

Find the right Common Rail Pressure Regulator for Your Needs

We stock a wide range of Common Rail Pressure Regulators here at UK Diesel Parts, for all major makes and models.


Our site makes it easy to find a Common Rail Pressure Regulator compatible with your vehicle. Each of our product pages includes a handy compatibility table, allowing you to match up the right product with the make, model, spec, engine size and age of your vehicle.


Simply use the filter options to select the your vehicle manufacturer and the select the item you need.


Alternatively if you already know the part number of the product you need, whether the aftermarket or O.E.M number, our search box in the top right of every page makes it easy to find what you need.


To view our full Pressure Regulator range please click here.


Free Next Day Delivery

As many of our customers require their replacement parts delivered in good time for essential repairs, we offer free next day deliver in the UK on all products.