Hyundai Ioniq Quiz
Maintenance

Engine Coolant / Inverter Coolant

In this manual: Maintenance
Your Vehicle at a Glance — 9Your Vehicle's Safety System — 44Convenient Features of Your Vehicle — 147Driving Your Vehicle — 67What to Do in an Emergency — 34Maintenance — 61Specifications, Consumer Information and Safety Defect Reporting — 13Hybrid System Overview — 36
~1min read

The pressurized cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory.

Check the antifreeze protection and coolant level at least once a year, at the beginning of the winter season, and before traveling to a colder climate. Checking the Coolant Level

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A quick Hyundai Ioniq quiz: every answer comes with an explanation and a link to the manual page.