Hyundai Ioniq (AE): What to do in an emergency / If the 12 Volt Battery is Discharged (Plug-In Hybrid Vehicle)

Hyundai Ioniq (AE) 2017-2022 Owner's Manual / What to do in an emergency / If the 12 Volt Battery is Discharged (Plug-In Hybrid Vehicle)

In the event vehicle still does not have a functional 12V battery (check if interior lights will not turn on) then you can try a jump start to the engine compartment jumper terminals using a 12V booster pack or jumper cables from another vehicle's 12V battery according to the following instructions.

Jump starting can be dangerous if done incorrectly. Follow the jump starting procedure in this section to avoid serious injury or damage to your vehicle.

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: Rear Corner Safety ON/OFF Switch. Repair procedures

Inspection1.Disconnect the negative (-) battery terminal.2.Remove the crash pad lower panel.(Refer to Body - "Crash Pad Lower Panel")3.Remove the lower crash pad switch assembly (A) after disengaging the mounting clip.4.Remove the rheostat switch connector (A).

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