Kia EV9, MV (EU)
Coolant capacity & service interval
Kia EV9 and MV (EU) models utilize coolant with capacities ranging from 6,16 to 14,35 liters. Service intervals consist of 30000 km or 24 months and 180000 km or 120 months. The data covers 6 configurations.
The configuration chart below lists fill volumes and service intervals for each engine and trim variant.
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Additional Notes
- The Kia EV9 MV (EU) carries two separate coolant circuits: one serving the electric motor and one serving the high-voltage battery pack, each with its own listed capacity figure.
- In the 99.8 kWh (150 kW) RWD configuration, the electric motor cooling circuit holds 6.16 liters, while the high-voltage battery circuit holds 14.32 liters, making the battery thermal management loop the larger of the two by a considerable margin.
- The 99.8 kWh (283 kW) AWD and GT AWD configurations share identical capacity figures: 6.53 liters for the electric motor circuit and 14.35 liters for the high-voltage battery circuit.
- Comparing the RWD and AWD variants, the electric motor circuit in the AWD configuration is 0.37 liters larger, which reflects the additional motor hardware present in the all-wheel-drive drivetrain.
- Under normal use conditions, the coolant change interval for all listed configurations is 30,000 km or 24 months, whichever comes first.
- A separate first-change-only interval is specified at 180,000 km or 120 months, meaning the initial factory-fill coolant is designed to remain in service far longer before the first scheduled replacement than subsequent fills.
- The 120-month first-change interval equals a 10-year service life for the original coolant charge, which is consistent with long-life coolant formulations used in modern electric vehicle thermal systems.
- All six rows carry the note referencing a hot radiator emblem cap, indicating a pressurized cooling system where the cap is integrated into or located near the front emblem assembly, a design feature relevant to safe servicing procedure awareness.