LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2004 >> IS 300 Base, Automatic >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> Lubrication >> Oil Pump >> Reassembly
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Oil Pump: Reassembly

  1. INSTALL DRIVE AND DRIVEN ROTORS 
    1. Place the drive and driven rotors into oil pump body with the mark facing upward.
      Fig 1: Placing Drive And Driven Rotors Into Oil Pump Body With Mark Facing Upward
      G00890145Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the pump body cover with the 10 screws.
      1. Torque: 10 N.m (105 Kgf.cm, 8 ft.lbf) 
      Fig 2: Installing Pump Body Cover
      G00890146Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL RELIEF VALVE 
    1. Carefully mount the pump body in a soft jaw vise.
      NOTE: Be careful not to damage the pump body.
    2. Insert the relief valve and compression spring into the oil pump body hole.
      Fig 3: Inserting Relief Valve And Compression Spring
      G00890147Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the plug with a new gasket.
      1. Torque: 49 N.m (500 Kgf.cm, 36 ft.lbf)