2005 Lexus IS 300 Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Cylinder Block: Replacement

  1. REPLACE CONNECTING ROD BUSHING 
    1. Using SST and a press, press out the bushing.

      SST 09222-30010

      Fig 1: Using SST And Press To Press Out Bushing
      G02948541Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Align the oil holes of a new bushing and the connecting rod.
    3. Using SST and a press, press in the bushing.

      SST 09222-30010

      Fig 2: Using SST And Press To Press In Bushing
      G02948542Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Using a pin hole grinder, bore the bushing to obtain the standard specified clearance (See INSPECTION ) between the bushing and piston pin.
      Fig 3: Boring Bushing Using Pin Hole Grinder
      G02948543Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Check the piston pin fit at room temperature.

      Coat the piston pin with engine oil and push it into the connecting rod with your thumb.

      Fig 4: Checking Piston Pin Fit At Room Temperature
      G02948544Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REPLACE CRANKSHAFT FRONT OIL SEAL 

    HINT:

    There are 2 methods (a) and (b) to replace the oil seal.

    1. If the oil pump is removed form the cylinder block.
      1. Using a screwdriver, pry out the oil seal.
        Fig 5: Prying Out Oil Seal
        G02948545Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Using SST and a hammer, tap in a new oil seal until its surface is flush with the oil pump body edge.

        SST 09316-60011 (09316-00011)

        Fig 6: Taping In New Oil Seal Using SST And Hammer
        G02948546Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      3. Apply MP grease to the oil seal lip.
    2. 4If the pump is installed on the cylinder block.
      1. Using a knife, cut off the oil seal lip.
      2. Using a screwdriver, pry out the oil seal.
        NOTE: Be careful not to damage the crankshaft. Tape the screwdriver tip.
Factory Service Tools

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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.