Hyundai Ioniq: Tire Pressure Monitoring System (TPMS) / Check Tire Pressure

Hyundai Ioniq (AE) 2017-2025 Owner's Manual / What to do in an emergency / Tire Pressure Monitoring System (TPMS) / Check Tire Pressure

Hyundai Ioniq. Check Tire Pressure

You can check the tire pressure in the Information Mode (for cluster type A) or Assist Mode (for cluster type B) on the cluster. Refer to the "LCD Display Modes" in chapter 3.
Tire pressure is displayed after a few minutes of driving after initial engine start up.
If tire pressure is not displayed when the vehicle is stopped, "Drive to display" message will appear. After driving, check the tire pressure.
The displayed tire pressure values may differ from those measured with a tire pressure gauge.
You can change the tire pressure unit in the User Settings mode on the cluster.

Tire Pressure Monitoring System (TPMS)

Tire Pressure Monitoring System

WARNING Over-inflation or under-inflation can reduce tire life, adversely affect vehicle handling, and lead to sudden tire failure that may cause loss of vehicle control resulting in an accident...

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Troubleshooting

Troubleshooting Error Item Failure symptom Inspection items Detailed inspections Relevant Parts/ Components Screen displayTFT-LCD screen does not turn on1)Connector attachments2)Components1)Check the connector attachments2)Check B+, IGN and GND wiring3)Check the components Connectors, wiring, fuses, dashboardWarning lightAirbag warning lamp malfunction1)Connector attachments2)C-CAN3)Components1)Check airbag + signal (connectors)2)Check C-CAN (ACU4) signal3)Check the FPC attachment inside the dashboardACU Connectors, wiring, fuses, dashboardMode conversionIntegrated driving mode malfunction1)Connector attachments2)Switch3)Components1)Check the switch input (connector)2)Check the switch signal input(disconnection or shorting)3)Check conversion with dashboard componentSwitch connector, wiring dashboardIlluminationInterior light brightness cannot be controlled...

Hyundai Ioniq (AE) 2017-2025 Service Manual: Specifications

SpecificationsSmart Key Unit Items Specification Rated voltageDC 12VOperating voltageDC 9 - 16VOperating temperature-22°F to 167°F (-30°C to 75°C)LoadMax. 4mA (When welcome light function off)RF Receiver Items Specification Frequency433...