Section 139 (Cooling (Service Information) (4GR-FSE)): Radiator: Disassembly: Disassembly

WARNING: This page is about a different car, the 2009 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.

ASSEMBLE SST
- SST: 09230-01010
1. Install the claw to the overhaul handle, inserting it in the hole in part A as shown in the illustration.
  
  Fig 1: Installing Claw To Overhaul Handle
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. While gripping the handle, adjust the stopper bolt so that dimension B is as shown in the illustration.
  NOTE:
  If this adjustment is not performed, the claw will be damaged.
  
  Dimension B
  
  0.2 to 0.3 mm (0.008 to 0.012 in.)
UNCAULK LOCK PLATE
- SST: 09230-01010
  - 09231-01010
  - 09231-01030
1. Using SST to release the caulking, grip the handle until it is stopped by the stopper bolt.
  
  Fig 2: Releasing Caulking Using SST
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE RADIATOR UPPER TANK AND LOWER TANK
1. Lightly tap the bracket of the radiator (or radiator hose inlet or outlet) with a plastic hammer and remove the tank.
  
  Fig 3: Removing O-Ring
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Remove the O-ring.
INSPECT LOCK PLATE FOR DAMAGE
- Inspect the lock plate for damage.
  
  Fig 4: Inspecting Lock Plate
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  HINT:
  - If the sides of the lock plate groove are deformed, reassembly of the tank will be impossible. Correct any deformations with pliers.
  - Water leakage will result if the bottom of the lock plate groove is damaged or dented. Repair or replace if necessary.
  NOTE:
  The radiator assembly can be recaulked only twice. After the 2nd time, the radiator core must be replaced.