22670AA252 Subaru REG ASSY-PRESS, Price: 64.13$, Weight: 0.1kg


Make Number Name Availability Weight, kg Ship in, Days Price

Subaru

22670AA252

REG ASSY-PRESS

5

0.1

2-3

64.13$

 

Substitutions

Make Number Name Availability Weight, kg Processing, days Price  
Subaru
22670AA251 
REG ASSY-PRESS
0
0.104
-
73.84$
Not Available

Compatibility

BodyEngineVehicle GradeMarketModel Year FromModel Year ToSuspensionDiagram
WAGON2500CC EMPI DOHC TURBOFORESTER SPORTSUSA02.200711.2007NORMAL SUSPENSION View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToSuspensionDiagram
WAGON2500CC EMPI DOHC TURBOWRXUSA04.200506.2007NORMAL SUSPENSION View

Subaru Engine Pressure Regulator Assembly

The engine pressure regulator assembly is an essential component in your Subaru's engine system, ensuring optimal fuel pressure is maintained, which is crucial for efficient engine performance and fuel economy. An engine's fuel pressure must be steady to guarantee the right amount of fuel is delivered to the engine at all times. This not only improves the vehicle's performance but also prolongs the lifespan of the engine and its components.

How It Operates

The pressure regulator assembly operates by utilizing a diaphragm and spring mechanism. When fuel pressure within the system exceeds the specified limit, the diaphragm is pushed against the spring, opening a bypass valve that allows excess fuel to return to the tank. This self-regulating process maintains a consistent pressure, ensuring the engine operates under optimal conditions.

Consequences of a Malfunctioning Part

A broken or malfunctioning pressure regulator can lead to a variety of engine issues. If the regulator fails, it could cause either excessive or insufficient fuel pressure. Excess pressure might result in a rich fuel mixture, leading to decreased fuel efficiency, increased emissions, and potential engine flooding. Conversely, inadequate pressure can cause a lean mixture, resulting in poor acceleration, stalling, and possible engine damage due to under-lubrication.

Compatibility

  • Impreza
  • Forester