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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Intake / Exhaust System - Service Information >> INTERCOOLER (for Gasoline Model) >> Removal [10/2022 - ] >> Procedure

Removal [10/2022 - ]: Procedure

  1. DRAIN ENGINE COOLANT 

    Refer to PROCEDURE - Step 4

  2. DRAIN COOLANT (for Intercooler) 

    Refer to PROCEDURE - Step 4

  3. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 26
  4. REMOVE NO. 3 ENGINE COVER 

    Refer to PROCEDURE - Step 27

  5. REMOVE NO. 2 ENGINE COVER SUB-ASSEMBLY 
    1. GTY1130439Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE 

    See step  13

  7. DISCONNECT ENGINE WIRE 
    1. GTY1130393Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. DISCONNECT PURGE VALVE (NO. 1 VACUUM SWITCHING VALVE ASSEMBLY) 

    See step  10

  9. REMOVE AIR TUBE ASSEMBLY 
    1. GTY1130920Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using an 8 mm socket wrench, remove the 4 bolts and air tube assembly from the intercooler assembly.
      2. Remove the air tube gasket from the intercooler assembly.
  10. REMOVE FUEL DELIVERY GUARD 
    1. GTY1078948Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. DISCONNECT NO. 2 FUEL VAPOR FEED HOSE 
    1. GTY1078152Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. DISCONNECT NO. 1 TURBO WATER HOSE 
    1. GTY1078153Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. DISCONNECT NO. 1 INTERCOOLER COOLING WATER HOSE 
    1. GTY1078159Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. DISCONNECT NO. 3 WATER BY-PASS HOSE 
    1. GTY1078161Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. DISCONNECT NO. 5 WATER BY-PASS HOSE (Type A) 
    1. GTY1078157Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. DISCONNECT NO. 4 TURBO WATER HOSE 
    1. GTY1078158Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. DISCONNECT NO. 2 INTERCOOLER COOLING WATER HOSE 
    1. GTY1078162Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  18. DISCONNECT NO. 4 WATER BY-PASS HOSE 
    1. GTY1130442Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. DISCONNECT NO. 5 WATER BY-PASS HOSE (Type B) 
    1. GTY1130441Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  20. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE 
    Refer to PROCEDURE - Step 13
  21. REMOVE INTAKE MANIFOLD WITH INTERCOOLER ASSEMBLY 
    1. GTY1078171Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. REMOVE NO. 7 INTERCOOLER COOLING WATER HOSE 
    1. GTY1130440Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. GTY1130445Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  23. REMOVE NO. 6 INTERCOOLER COOLING WATER HOSE 
    1. GTY1130444Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. GTY1130443Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  24. REMOVE INTERCOOLER ASSEMBLY 
    1. GTY1078588Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the 4 nuts and bolts to separate the intercooler assembly from the intake manifold and No. 2 air tube.
      2. Using an 8 mm socket wrench, remove the bolt and No. 2 turbo pressure sensor from the intercooler assembly.
      3. Remove the No. 2 air tube gasket from the intercooler assembly.
      4. Remove the No. 1 intake manifold to head gasket from the intake manifold.
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