Hyundai Ioniq: Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve. Description and operation

Repair procedures

Inspection1. 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 over the open end of the PCV valve and make sure that intake manifold vacuum can be felt...

Positive Crankcase Ventilation (PCV) Valve. Repair procedures

Removal1. Disconnect the vapor hose (A).2. Remove the PCV valve (B).Inspection1.Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger movement...

Other information:

Hyundai Ioniq (AE) 2017-2024 Service Manual: Repair procedures

InspectionCheck it by the procedure below to see if the function of the ECM is normal.1.Turn the ignition key to the "ON" position.2.Cover the forward facing sensor.3.Head a light to the rearward looking sensor.4.The ECM should be darkened as soon as the rearward looking sensor detects the light...

Hyundai Ioniq (AE) 2017-2024 Service Manual: Schematic diagrams

System Circuit DiagramBody control ModuleHeated steering switchHeated steering padTermainal functionBody control module Pin Function D3Ignition 2_Heated handle powerD4Ignition 2_Heated handle power_2D5Heated handleC22NTC (-)C9NTC (+)C4Heated handle switchHeated steering wheel pad Housing Pin Function Wire color PadAGroundBLACKBHEATERYELLOWCNTC+GRAYDNTC-BLACKHeated steering wheel switch Pin Function 7Wheel heated12Wheel heated IND...