LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2009 >> LS 460L AWD >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel >> Fuel Relief Valve >> Installation
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Fuel Relief Valve: Installation

  1. INSTALL FUEL RELIEF VALVE ASSEMBLY 
    1. Install a new gasket to the relief valve.
    2. Using a 14 mm deep socket wrench, install the relief valve to the No. 2 delivery pipe.

      Torque: 29 N*m (296 kgf*cm, 21 ft.*lbf) 

      NOTE:
      • Do not apply oil to the threads of the relief valve and delivery pipe.
      • Do not allow foreign matter to enter the pipe during the installation.
        Fig 1: Locating Relief Valve
        G04948006Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the No. 1 fuel pipe.
    4. Connect the No. 3 fuel hose.
      Fig 2: Identifying No. 3 Fuel Hose
      G04947905Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY 
  3. INSTALL INTAKE MANIFOLD 
    1. Install the intake manifold (see INSTALLATION ).
  4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
  5. PERFORM INITIALIZATION 
    1. Perform initialization (see INITIALIZATION ).
      NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
      Fig 3: Identifying No. 1 Engine Cover
      G04948004Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. ADD ENGINE COOLANT  (See REPLACEMENT )
  7. INSPECT FOR COOLANT LEAK  (See ON-VEHICLE INSPECTION )
  8. INSPECT FOR FUEL LEAK (See  ON-VEHICLE INSPECTION   )