2015 Subaru WRX STIFACTORY OEM SERVICE PROCEDURE

Pressure Regulator & Damper Assembly: Disassembly

  1. Remove the fuel pipe protector from the pressure regulator and damper assembly.
    Fig 1: Identifying Fuel Pipe Protector And Pressure Regulator
    G10264971Courtesy of SUBARU OF AMERICA, INC.
  2. Remove the pulsation damper and fuel pipe gasket from the fuel holder assembly, and remove the pressure regulator from the fuel holder assembly.
Fig 2: Identifying Pulsation Damper, O-Ring And Fuel Pipe Gasket
G10264972Courtesy of SUBARU OF AMERICA, INC.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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