Hyundai Sonata: Positive Crankcase Ventilation (PCV) Valve. Description and Operation
Operation Principle

Repair procedures
Inspection
1.
After disconnecting the vapor hose from the PCV valve, remove
the PCV valve.
2.
Reconnect the PCV valve to the vapor hose.
...
Positive Crankcase Ventilation (PCV) Valve. Repair procedures
Removal
1.
Disconnect the vapor hose (A).
2.
Remove the PCV valve (B).
Inspection
1.
Insert a thin ...
See also:
Thermostat. Repair procedures
Removal and Installation
Disassembly of the thermostat would have an adverse
effect, causing a lowering of cooling efficiency. ...
Manual heating and air conditioning
The heating and cooling system can be controlled manually by pressing buttons
or turning knob(s) other than the AUTO button. In this case, the system works sequentially
according to the order of b ...
Telemetics Unit (TMU). Repair procedures
Removal
1.
Remove the audio monitor (or AVN head unit) after loosening the
mounting screws.
(Refer to the BE group - "Audio Unit" or "AVN Unit" ...
