2007 Lexus RX 350 FWDFACTORY OEM SERVICE PROCEDURE

Throttle Body: Removal

  1. REMOVE WINDSHIELD WIPER LINK ASSEMBLY 

    HINT:

    (See REMOVAL )

  2. REMOVE COWL TOP OUTER PANEL SUB-ASSEMBLY  (See REMOVAL  )
  3. DRAIN ENGINE COOLANT  (See ON-VEHICLE INSPECTION )
  4. REMOVE V-BANK COVER SUB-ASSEMBLY  (See REMOVAL )
  5. REMOVE NO. 2 AIR CLEANER INLET  (See REMOVAL )
  6. REMOVE NO. 1 AIR CLEANER INLET  (See REMOVAL )
  7. REMOVE AIR CLEANER CAP SUB-ASSEMBLY 
    1. Disconnect the 3 vacuum hoses.
      Fig 1: Locating Vacuum Hoses
      G05136358Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the No. 2 ventilation hose and air cleaner hose band.
    3. Disconnect the vacuum hose (EVAP) from the air cleaner hose.
      Fig 2: Locating No. 2 Ventilation Hose And Air Cleaner Hose Band
      G05136359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the 2 bolts and air cleaner cap sub-assembly.
  8. REMOVE AIR CLEANER CASE SUB-ASSEMBLY  (See REMOVAL )
    Fig 3: Locating Air Cleaner Cap Sub-Assembly Bolts
    G05136360Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE THROTTLE BODY 
    1. Disconnect the throttle body connector and clamp.
      Fig 4: Locating Throttle Body Connector And Clamp
      G04973890Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the 2 water by-pass hoses from the throttle body.
      Fig 5: Locating Throttle Body Water By-Pass Hoses
      G04973891Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 4 bolts and throttle body.
    4. Remove the throttle body gasket from the intake air surge tank.
      Fig 6: Locating Throttle Body Bolts
      G04973892Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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.

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