The Hyundai Ioniq AE (2017-2022) combines eco-friendly hybrid or electric efficiency with practical liftback versatility. Available as hybrid, plug-in hybrid or fully electric, the Ioniq AE offers outstanding fuel economy or zero-emission driving, along with a modern design, compact dimensions and roomy five-door usability — a perfect choice for city commuting or sustainable everyday transport. :contentReference[oaicite:1]{index=1}
On this page you’ll find a comprehensive collection of service and repair manuals, wiring diagrams, workshop guides and maintenance instructions for the Ioniq AE. Whether you plan regular maintenance, troubleshoot an issue, or perform detailed repairs — these manuals deliver clear step-by-step procedures, technical specifications and diagnostic data to help you keep your vehicle in optimal condition over many years of service. :contentReference[oaicite:2]{index=2}

When the high voltage battery is discharged, when the 12-volt battery is discharged, or when the fuel tank is empty, the hybrid system may not operate while driving.
Diagnosis With GDS1.The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).※ The diagnostic system (GDS) provides the following information.(1) Self diagnosis : Checking the failure code (DTC) and display.
Removal1.Disconnect the negative (-) battery terminal.2.Remove the tailgate lid trim.(Refer to Body - "TailGate Lid Trim")3.Disconnect the Rear view camera connector (A).4.Remove the Rear view camera assembly after loosening the mounting screws.Installation1.