Hyundai Ioniq: Air Conditioning System / Refrigerant Line. Components and components location

Compressor oil. Repair procedures

Oil Specification1.The HFC-134a system requires synthetic (POE) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed...

Refrigerant Line. Repair procedures

Replacement1.If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minutes, then shut the engine off...

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Mode Control Actuator. Repair procedures

Inspection1.Turn the ignition switch OFF.2.Disconnect the mode control actuator connector.3.Verify that the mode control actuator operates to the defrost mode when connecting 12V to terminal 3 and grounding terminal 4.Verify that the mode control actuator operates to the vent mode when connected in reverse...

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Hybrid battery SOC (State of Charge) gauge

This gauge indicates the remaining hybrid battery power. If the SOC is near the "L (Low)" level, the vehicle automatically operates the engine to charge the battery. However, if the Service Indicator () and Malfunction Indicator Lamp (MIL) () turn on when the SOC gauge is near the "L (Low)" level, have the vehicle be checked by an authorized HYUNDAI dealer...