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 Owners Manual: Battery Recharging
WARNING Always follow these instructions when recharging your vehicle’s battery to avoid the risk of SERIOUS INJURY or DEATH from explosions or acid burns: Before performing maintenance or recharging the battery, turn off all accessories and place the ignition switch to the LOCK/OFF position. ...

Hyundai Sonata LF 2014-2019 Service Manual: Drive Belt Tensioner Components and Components Location
Components 1. Drive belt tensioner ...