 INSPECTION AFTER REMOVAL
1.Check valve seating condition at ordinary room temperatures. It should seat tightly.
2.Check valve operation.

- If the malfunctioning condition, when valve seating at ordinary room temperature, or measured values are out of the standard, replace water inlet and thermostat assembly.
 INSPECTION AFTER INSTALLATION
- Check for leakage of engine coolant using the radiator cap tester adapter (commercial service tool) and the radiator cap tester (commercial service tool). Refer to Inspection.
- Start and warm up the engine. Visually check that there is no leakage of engine coolant.
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