Fuel Pressure Pulsation Damper: Installation

2004 Toyota Matrix XR, FWD, StandardSECTION Installation
WARNING: This page is about a different car, the 2004 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSTALL FUEL PRESSURE PULSATION DAMPER 
    1. Install the fuel inlet pipe and pulsation damper with 2 new gaskets.

      HINT:

      Different the gaskets are used for the upper (large side) and lower (small side).

      Fig 1: Installing Fuel Inlet Pipe And Pulsation Damper With Gaskets
      G00893915Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST, tighten the pulsation damper.
      1. SST 09612-24014 (09617-24011)
      2. Torque: 32.5 N.m (325 kgf.cm, 24 ft.lbf) 
      Fig 2: Tightening Pulsation Damper
      G00893916Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the bolt holding the fuel inlet pipe to the intake manifold.
      1. Torque: 9.0 N.m (90 kgf.cm, 80 in.lbf) 
    4. Install the nut holding the No. 2 vacuum pipe to the intake manifold.
      1. Torque: 21 N.m (210 kgf.cm, 15 ft.lbf) 
      Fig 3: Installing Nut & Bolt Holding No. 2 Vacuum Pipe & Fuel Inlet Pipe
      G00893917Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. CONNECT CONNECTOR AND HOSES 
    Fig 4: Connecting Connector & Hoses
    G00893918Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Connect the vacuum hose (from No. 2 vacuum pipe) to the air intake chamber.
    2. Connect the EVAP hose to the EVAP pipe.
    3. Connect the VSV connector for the EVAP.
  3. INSTALL ENGINE COVER 

    Install the engine cover with the 4 nuts.

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:

  • 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.