Fuel Insulator: Installation

2022 Subaru Impreza Base, 4D Sedan, Automatic CVT TransSECTION Installation
WARNING: This page is about a different car, the 2022 Subaru Crosstrek. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the fuel pipe insulator.
    CAUTION:
    • If substantial amount of fuel or parts cleaner come into contact with the fuel pipe insulator, replace it with a new fuel pipe insulator.Β 
    • If only small amount of fuel comes into contact with the fuel pipe insulator, wait for the fuel to evaporate before installing it.Β 
  2. Install the intake manifold assembly. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO(HEV))>INTAKE MANIFOLD ASSEMBLY>INSTALLATIONΒ .
  3. Install the air intake boot. Ref. to INTAKE (INDUCTION) (H4DO (EXCEPT FOR HEV))>AIR INTAKE BOOT>INSTALLATION .
  4. Connect the battery ground terminal. Ref. to REPAIR CONTENTS>REPAIR CONTENTS>NOTE>BATTERY .
RENDER: 1.0x

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When to See a Mechanic

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

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