Other information:
Inspection
1.
After disconnecting the vapor hose from the PCV valve, remove the PCV valve.
2.
Reconnect the PCV valve to the vapor hose.
3.
Run the engine at idle, and put a finger on the open end of
the PCV valve to make sure that the intake manifold vacuum turns to
vacuum state. ...
Removal
The dust or foreign substance on the rain sensor has a bad
effect upon the rain sensor capability, so protect the sensor surface
with protection cover until installing the rain sensor to bracket for
accurate function
The coupling pad on the rain sensor surface ...