xA L4-1.5L (1NZ-FE) (2006)
Radiator: Service and Repair
Inspection and Cleaning
RADIATOR
ON-VEHICLE INSPECTION
1. CHECK RADIATOR CAP SUB-ASSEMBLY
a) Measure the valve opening pressure.
1) If there are water stains or foreign matter on rubber packing 1, 2 or 3, clean the part(s) with water and finger scouring.
2) Check that 1, 2 or 3 is not deformed, cracked or swollen.
3) Check that 3 and 4 are not stuck together.
4) Apply engine coolant to 2 and 3 before using the radiator cap tester.
5) Pump the cap tester several times, and check the maximum pressure*.
NOTICE: When using the cap tester, keep the tester at an angle of 30° or more above horizontal.
Pumping speed: 1 pump per second
*: Even if the cap cannot maintain the maximum pressure, it is not a defect.
Judgment criterion
Judgment criterion
If the maximum pressure is less than the minimum standard value, replace the radiator cap sub-assembly.
ON-VEHICLE CLEANING
1. CHECK FINS FOR BLOCKAGE
a) Check that the radiator and condenser are not blocked with leaves, dirt, or insects. Clean the hose connections.