Hyundai Ioniq (AE): Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve. Description and operation
| Operation Principle |
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.
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) 2017-2022 Service & Repair Manual: PTC Heater. Repair procedures
InspectionOperating Logic Test (Manual only)Inspect the PTC operation by confirmation logic as follows.1.Entering(1)Set the Floor mode and maximum heating position.(2)Turn off the blower switch.(3)Press the intake (recirculation) button 5 times or more.
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Repair procedures
Self Diagnosis1.Self-diagnosis process. • When operating the self-diagnostics, the below fault (self-diagnostics code) will blink at 0.5 seconds interval on the temperature display settings (driver's side only) and the remaining symbols are OFF .
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