FJ Cruiser 4WD V6-4.0L (1GR-FE) (2007)
Radiator: Testing and Inspection
RADIATOR
ON-VEHICLE INSPECTION
1. INSPECT RADIATOR CAP SUB-ASSEMBLY
(a)
Measure the valve opening pressure.
(1) If there are water stains or foreign matter on rubber packings 1, 2 or 3, clean the parts with water and finger scouring.
(2) Check that rubber packings 1, 2 or 3, is not deformed, cracked or swollen.
(3) Check that rubber packings 3 and 4 are not stuck together.
(4) Apply engine coolant to rubber packings 2 and 3 before using the radiator cap tester.
(5) When using the cap tester, tilt it to more than 30 degrees.
(6) Pump the cap tester several times, and check the maximum pressure *1.
Pumping speed: 1 pump per second.
*1: Even if the cap cannot maintain the maximum pressure. it is not a defect.
Judgement criteria
If the maximum pressure is less than the specified pressure for the minimum standard value, replace the radiator cap sub-assembly.