2007 Lexus LS 460LFACTORY OEM SERVICE PROCEDURE

Oil Pump: Disassembly

  1. REMOVE OIL PUMP O-RING 
    Fig 1: Identifying Oil Pump O-Ring
    G04948641Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the O-ring from the oil pump.
  2. FIX OIL PUMP ASSEMBLY 
    Fig 2: Identifying Oil Pump Body On Torque Converter Clutch
    G04948805Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Place the oil pump body on the torque converter clutch.
  3. REMOVE CLUTCH DRUM OIL SEAL RING 
    Fig 3: Identifying Oil Seal Rings
    G04948806Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the 4 oil seal rings.
  4. REMOVE NO. 1 BRAKE PISTON 
    Fig 4: Identifying Brake Piston Return Spring
    G04948807Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Using a T30 "TORX" wrench, remove the 5 bolts, brake piston return spring sub-assembly and No. 1 brake piston.
    2. Remove the 2 O-rings from the No. 1 brake piston.
  5. REMOVE STATOR SHAFT CLUTCH DRUM THRUST WASHER 
    Fig 5: Identifying Stator Shaft Clutch Drum Thrust Washer
    G04948808Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. INSPECT NO. 1 BRAKE PISTON RETURN SPRING SUB-ASSEMBLY (See  INSPECTION   ) 
  7. REMOVE STATOR SHAFT ASSEMBLY 
    Fig 6: Locating Stator Shaft Bolts
    G04948809Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the 2 bolts and stator shaft from the oil pump body.
  8. REMOVE FRONT OIL PUMP BODY O-RING 
    1. Remove the oil pump body from the torque converter clutch.
    2. Remove the O-ring from the oil pump body.
      Fig 7: Identifying Oil Pump Body O-Ring
      G04948810Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. INSPECT STATOR SHAFT ASSEMBLY (See  INSPECTION   ) 
  10. INSPECT FRONT OIL PUMP BODY SUB-ASSEMBLY (See  INSPECTION   ) 
  11. INSPECT CLEARANCE OF OIL PUMP ASSEMBLY (See  INSPECTION   ) 
  12. REMOVE FRONT OIL PUMP DRIVE GEAR 
    Fig 8: Identifying Drive Gear
    G04948811Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the drive gear.
  13. REMOVE FRONT OIL PUMP DRIVEN GEAR 
    Fig 9: Identifying Driven Gear
    G04948812Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the driven gear.
  14. REMOVE FRONT OIL PUMP OIL SEAL 
    Fig 10: Prying Out Oil Seal
    G04948813Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Using a screwdriver, pry out the oil seal.
      NOTE: Do not damage the bushing and oil pump body.
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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.