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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System - Service Information >> Water Control Valve >> Removal [10/2022 - ] >> Procedure

Removal [10/2022 - ]: Procedure

  1. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH 

    for 1Motor-HEV Model: Refer to PROCEDURE - Step 7

    for Gasoline Model: Refer to PROCEDURE - Step 9

  2. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH 

    for 1Motor-HEV Mode: Refer to PROCEDURE - Step 8

    for Gasoline Model: Refer to PROCEDURE - Step 10

  3. REMOVE NO. 1 ENGINE UNDER COVER 

    for 1Motor-HEV Model: Refer to PROCEDURE - Step 9

    for Gasoline Model: Refer to PROCEDURE - Step 11

  4. DRAIN ENGINE COOLANT (for Engine) 

    Refer to PROCEDURE - Step 4

  5. REMOVE INTAKE MANIFOLD WITH INTERCOOLER ASSEMBLY 

    Refer to REMOVAL [10/2022 - ]

  6. DISCONNECT NO. 1 RADIATOR HOSE 
    1. GTY1131074Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. DISCONNECT NO. 3 WATER BY-PASS HOSE 
    1. GTY1131073Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. DISCONNECT WATER BY-PASS HOSE ASSEMBLY 
    1. GTY1130161Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. DISCONNECT INLET HEATER WATER HOSE 
    1. GTY1131072Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE WATER CONTROL VALVE 
    1. GTY1131071Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. GTY1131070Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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