Hyundai Sonata: Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve Description and Operation

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. 3. Inspect the PCV vlave operation. (1) Run the ...

Positive Crankcase Ventilation (PCV) Valve Repair procedures

Removal 1. Disconnect the PCV hose (A). 2. Remove the PCV valve (B). Inspection 1. Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger moves. ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Audio Unit Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the cluster fascia upper panal. (Refer to Body - "Cluster Fascia Upper Panel") 3. Remove the audio head unit (A) after loosening the screws. 4. Remove the audio head unit after disconnecting the connectors and cable ...

Hyundai Sonata LF 2014-2019 Service Manual: Purge Control Solenoid Valve (PCSV) Specifications
Specification ItemSpecificationCoil Resistance (?)22.0 ~ 26.0 [20°C(68°F)] ...