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Home >> Subaru >> 2022 >> WRX Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System >> Fuel Insulator >> Removal
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Fuel Insulator: Removal

  1. Disconnect the ground terminal from battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY
  2. Remove the intake manifold assembly. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DOTC)>INTAKE MANIFOLD ASSEMBLY>REMOVAL 
  3. Move the A/C compressor aside so that it does not interfere with the work.
    NOTE:

    This procedure is required to remove the fuel pump insulator. 

    1. Remove the V-belts. Ref. to MECHANICAL (H4DOTC)>V-BELT>REMOVAL>V-BELT
    2. Remove the fuel pipe protector No. 1.
      G14600905Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the bolt securing the A/C compressor.
      G14600938Courtesy of SUBARU OF AMERICA, INC.
    4. Move the A/C compressor as shown in the figure.
      CAUTION:
      • Do not bend the pipe portion of the hose pressure discharge and the hose pressure suction. 
      • Be careful not to drop the A/C compressor. 
      • Be careful not to damage the adjacent parts with the A/C compressor. 
      G14600939Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the fuel pump insulator (A) and fuel pipe insulator No. 3 (B).
    G13619577Courtesy of SUBARU OF AMERICA, INC.
  5. Remove the bolts securing the engine wiring harness.
    G13619578Courtesy of SUBARU OF AMERICA, INC.
  6. Remove the fuel pipe insulator No. 2 (A) and fuel pipe insulator No. 4 (B).
    G13619579Courtesy of SUBARU OF AMERICA, INC.
  7. Disconnect the connector (A) from fuel injector #3, and remove the fuel pipe insulator No. 1 (B).
  8. Disconnect the connector (C) from fuel injector #4, and remove the fuel pipe insulator No. 5 (D).
    G13198212Courtesy of SUBARU OF AMERICA, INC.
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