2008 Lexus LS 460FACTORY OEM SERVICE PROCEDURE

Fuel Pressure Sensor: Installation

  1. INSTALL FUEL PRESSURE SENSOR 
    1. Install a new gasket to the fuel pressure sensor.
    2. Using SST, install the fuel pressure sensor to the No. 1 delivery pipe.

      SST 09922-10010 

      Torque: without SST 

      44 N*m (449 kgf*cm, 32 ft.*lbf) 

      with SST 

      40 N*m (409 kgf*cm, 30 ft.*lbf) 

      NOTE:
      • Do not apply oil to threads of the pressure sensor and delivery pipe.
      • Do not allow foreign matter to enter the pipe during the installation.

      HINT:

      • Use a torque wrench with a fulcrum length of 30 cm (11.81 in).
        • Fig 1: Identifying Torque Wrench With Fulcrum Length
        G04947997Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • Make sure SST and wrench are connected in a straight line.
    3. Connect the connector.
      Fig 2: Locating Connector
      G04947998Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL NO. 2 ENGINE COVER SUB-ASSEMBLY 
    1. Install the engine cover to the engine.
      2. Fig 3: Identifying No. 2 Engine Cover
      G04947994Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  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 to the negative (-) battery terminal.
  6. ADD ENGINE COOLANT  (See COOLANT )
  7. CHECK FOR ENGINE COOLANT LEAKS  (See PROBLEM SYMPTOMS TABLE )
  8. CHECK FOR FUEL LEAKS  (See ON-VEHICLE INSPECTION  )
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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.