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Home >> Subaru >> 2020 >> Outback Base >> Repair and Diagnosis (Single Page) >> Brakes >> Mechanical - Hydraulic >> Brake System (Service Information) >> Brake Vacuum Pump >> Removal >> Brake Vacuum Hose & Pipe >> H4DO Model

H4DO Model

  1. Remove the air intake boot. Refer to INTAKE (INDUCTION) (H4DO)>Air Intake Boot>REMOVAL .
    NOTE: With the PCV hose connected, remove the air intake boot from the air cleaner case (rear) and throttle body.
  2. Remove the vacuum hose & pipe.
NOTE: Perform marking of the vacuum hose on the vacuum pump side as shown in the figure below.
G13621418Courtesy of SUBARU OF AMERICA, INC.
  1. Disconnect the vacuum hose from the vacuum pump.
    G13621419Courtesy of SUBARU OF AMERICA, INC.
  2. Disconnect the pipe clamp from the bulkhead.
    G13621420Courtesy of SUBARU OF AMERICA, INC.
  3. Disconnect the vacuum hose & pipe from the intake manifold assembly and the vacuum booster assembly.
    G13621421Courtesy of SUBARU OF AMERICA, INC.
  4. Disconnect the vacuum hose from vacuum pipe.
G13621422Courtesy of SUBARU OF AMERICA, INC.
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