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

Hyundai Elantra AD (2016-2020) Service Manual / Emission Control System / Crankcase Emission Control System / 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. 3. Run the engine at idle, then put a finger ove ...

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 stick (A) into the PCV valve (B) from the threaded side to check that the plunger move ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Fan speed control, Air conditioning
Fan speed control Turn the knob to the right to increase the fan speed and airflow. Turn the knob to the left to decrease fan speed and airflow. Setting the fan speed control knob to the "0" position turns off the fan. Air conditioning Press the A/C button to turn the system on ( ...

Hyundai Elantra AD (2016-2020) Owners Manual: High Beam Assist (HBA) indicator light, Cruise Indicator Light
High Beam Assist (HBA) indicator light This indicator light illuminates : When the high-Beam is on with the light switch in the AUTO light position. If your vehicle detects oncoming or preceding vehicles, the High Beam Assist (HBA) system will switch the high beam to low beam automatical ...

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