Hyundai Sonata LF Owner's Manual page 561

Maintenance
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Gasoline Engine (Theta II 2.0L T-GDI)
The actual engine room in the vehicle may differ from the illustration.
7-4
1. Engine coolant reservoir
2. Radiator cap
3. Brake/clutch fluid reservoir
4. Air cleaner
5. Engine oil dipstick
6. Engine oil filler cap
7. Windshield washer fluid reservoir
8. Fuse box
9. Battery
OLF014008N