Hyundai Ioniq: Cooling System / Active Air Flap (AAF)

Thermostat. Troubleshooting

Troubleshooting Symptoms Possible Causes Remedy Coolant leakage• From the thermostat gasketCheck the mounting bolts• Check the torque of the mounting bolts• Retighten the bolts and check leakage again...

Description and operation

DescriptionThe AAF (Active Air Flap) is located between radiator grille and radiator, and consists of an actuator and 6 air flaps. The system receives information from EMS, FATC, TCU, MCU and LDC via CAN communication ...

Other information:

Hyundai Ioniq (AE) 2017-2024 Service Manual: Engine Coolant Temperature Sensor (ECTS). Repair procedures

Inspection1.Turn the ignition switch OFF.2.Remove the ECTS.(Refer to "Removal")3.After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 1 and 3.4.Check that the resistance is within the specification...

Hyundai Ioniq (AE) 2017-2024 Service Manual: Parking Brake Switch. Repair procedures

Removal1.Disconnect the negative (-) battery cable.2.Remove the crash pad lower panel.(Refer toBody - "Crash Pad")3.Remove the junction box.(Refer to Body Electrical System - "Fuses and Relays")4.Disconnect the parking brake switch connector (A).5.Loosen the screw and then remove the parking brake switch...