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Radiator and condenser
Check the radiator and condenser and clear any foreign objects. If either of the above parts is extremely dirty or you are not sure of their condition, have your vehicle checked by your Lexus deale ...

Have the malfunction repaired immediately.
After taking the specified steps to correct the suspected problem, check that the warning message and light go off. ...

Tire Pressure Warning Reset Switch
This switch can initialize the tire pressure warning system Press and hold the switch when you change the tire inflation pressure. For details, see the “Owner’s Manual”. ...