Hyundai Ioniq: LCD Display Messages / Aux. Battery Saver+ was used while parked, Switching to Hybrid mode to allow heating or air conditioning (Plug-in hybrid vehicle)

Hyundai Ioniq (AE) 2017-2024 Owner's Manual / Convenient features of your vehicle / Instrument Cluster / LCD Display Messages / Aux. Battery Saver+ was used while parked, Switching to Hybrid mode to allow heating or air conditioning (Plug-in hybrid vehicle)

Aux. Battery Saver+ was used while parked (Plug-in hybrid vehicle)

Hyundai Ioniq. heating or air conditioning (Plug-in hybrid vehicle)

This message is displayed when the Aux. Battery Saver+ function has been completed when the vehicle is turned ON.

Switching to Hybrid mode to allow heating or air conditioning (Plug-in hybrid vehicle)

Hyundai Ioniq. heating or air conditioning (Plug-in hybrid vehicle)

This message is displayed when the vehicle automatically switches to HEV mode to allow heating or air conditioning. It is when the coolant temperature is low (below 7 °F (-14 °C)) and the driver turns on the heating or cooling system.

If the coolant temperature gets higher than 7 °F (-14 °C) or the driver turns off the heating or cooling system the vehicle returns to its default (EV) mode.

Shift to P to charge, AC Charger Error! (Plug-in hybrid vehicle)

Shift to P to charge (Plug-in hybrid vehicle) This message is displayed when the charging connector is plugged with the shift lever in R (Reverse), N (Neutral) or D (Drive)...

Maintaining Hybrid mode to continue heating or air conditioning (Plug-in hybrid vehicle)

This message is displayed when the vehicle maintains the HEV mode to allow heating or air conditioning. The mode does not change when the driver presses the [EV/HEV] button to switch from the HEV mode to EV mode while the heating and cooling system is on and the coolant temperature is below 7 °F (-14 °C)...

Other information:

Hyundai Ioniq (AE) 2017-2024 Service Manual: Heated Oxygen Sensor (HO2S). Description and operation

DescriptionHeated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed both upstream and downstream of the Manifold Catalytic Converter. The sensor output voltage varies in accordance with the air/fuel ratio.The sensor must be hot in order to operate normally...

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

Inspection[Motor]1.Turn the ignition switch OFF.2.Disconnect the EEGR valve connector.3.Check that the EEGR valve is stuck by foreign material. 4.Measure resistance between motor 1 and 3 control terminals of the motor. 5.Check that the resistance is within the specification...