2019 Hyundai Kona Electric Coolant in Peoria, AZ

Warning lights, reduced power messages, frequent fan noise, or visible coolant residue under the vehicle are indicators to book a cooling system check.

EVs may also display charging slowdowns or reduced DC fast‑charge rates when thermal management is struggling. Because the system is closed and pressurized, inspection and testing should be done by a technician with the vehicle cold. Addressing small leaks early helps protect the battery and power electronics.

• Thermal or power limit alerts on the cluster
• Coolant smell or pinkish/whitish residue on components or the ground
• Fans running loudly after gentle driving or normal weather

Technicians inspect lines, reservoirs, pumps, valves, and heat exchangers; test sensors and control logic; and pressure‑test circuits as indicated, with the system cold.

They verify correct levels without opening a hot system, look for seepage at quick‑connects, and run scan‑tool routines to confirm pump duty cycles and chiller operation. If fluid needs to be added after testing, the manufacturer‑specified coolant is used, and only in the correct circuit. Findings guide any further maintenance.

• Visual leak and connection check across all EV cooling loops
• Diagnostic tests of pumps, valves, and temperature sensors
• Pressure testing targeted to suspected areas

The manufacturer publishes the maintenance schedule for this vehicle, and that schedule determines replacement timing.

Between scheduled intervals, condition can be assessed during a service visit using conductivity and contamination checks plus system performance data. Driving in extreme heat, frequent DC fast charging, or heavy urban traffic may justify more frequent inspections to confirm everything remains in spec. When in doubt, follow the factory guidance and have condition tested.

• Use the owner’s maintenance schedule as the authority
• Ask for a coolant condition test during routine service
• Adjust inspection frequency based on operating conditions

The manufacturer specifies the correct coolant for this vehicle, and coolants are not interchangeable or identified reliably by color.

Using a non‑approved fluid can compromise corrosion protection, sensor accuracy, or seal materials in EV thermal circuits. Service centers source the exact formula specified for the Kona Electric and add it only after testing and with the system cold. When fluid is required, let a technician match the approved part number.

• Follow the factory specification for the Kona Electric
• Do not rely on color to choose a coolant
• Have additions performed by a qualified technician

Topping off may restore level but does not address additive depletion or the cause of a drop, and a repeated loss indicates a leak that needs inspection.

The system is hot and under pressure after driving; checks must be done cold to avoid injury and to get accurate readings. If level is low, book an inspection so a technician can test for leaks, verify pump operation, and add the correct coolant to the correct loop. Protect the battery and electronics by resolving the root cause.

• Only check levels when the vehicle is cold
• Schedule an inspection for any recurring low level
• Use manufacturer‑specified coolant added by a pro

Use our online portal to schedule service or schedule appointment, or call the service team for assistance.

You can choose a time, note Kona Electric concerns, and check service specials before you arrive. If you prefer to speak with us, call {{rooftop.phone}} and we’ll help you plan the visit. Clear notes about alerts or charging behavior help us tailor diagnostics.

• Book online 24/7 via the scheduler
• Review current service specials before checkout
• Call for guidance if warning lights or messages appear