About this part
What it does. Aisin Engine Coolant Thermostat Assembly Aisin 170-THYK-804 is part of the cooling system that carries engine heat away and holds the engine at operating temperature.
Symptoms that point to this part
- Temperature gauge climbing
- Coolant puddles under the car
- Heater blowing cold
- Sweet coolant smell
Fitment. Catalogued as fitting 2019–2025 Kia Soul, 2022–2023 Kia Seltos, 2019–2023 Kia Forte, 2019–2021 Hyundai Tucson, 2020 Hyundai Elantra, 2019–2020 Hyundai Elantra Gt. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.