Hyundai Ioniq (AE): Engine Mechanical System / Cooling System

Disassembly    â€¢ Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system.

Engine Coolant Refilling and Bleeding [Drain]    â€¢ Never remove the reservoir tank cap when the engine is hot.• Serious scalding could be caused by hot fluid under high pressure escaping from the radiator.

Other information:

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Repair procedures

Self Diagnosis1.Self-diagnosis process.    â€¢ When operating the self-diagnostics, the below fault (self-diagnostics code) will blink at 0.5 seconds interval on the temperature display settings (driver's side only) and the remaining symbols are OFF .

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Repair procedures

Diagnosis with GDS1.REAR CORENER RADAR system defects can be quickly diagnosed with the GDS. GDS operates actuator quickly to monitor, input/output value and self diagnosis.2.Connect the cable of GDS to the data link connector in driver side crash pad lower panel, turn the power on GDS.

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