Engine compartment

1. Engine Coolant Reservoir ....................7-
1. Engine Coolant Reservoir ....................7- 2. Windshield Washer Fluid Reservoir .........7 3. Power Steering Fluid Reservoir*...........7- 4. Radiator Cap....................................6-/7- 5. Engine Oil Filler Cap ............................7- 6. Engine Oil Dipstick ...............................7- 7. Brake Fluid Reservoir...........................7- 8. Air Cleaner ...........................................7- 9. Fuse Box ..............................................7- 10. Negative Battery Terminal..............6-/7- 11. Positive Battery Terminal................6-/7- * if equipped
The actual engine room in the vehicle may differ from the illustration.

    See also:

    Air cleaner
    Filter replacement It must be replaced when necessary, and should not be cleaned and reused. Replace the filter according to the Maintenance Schedule. If the vehicle is operated in extremely d ...

    Brake system
    Power brakes Your vehicle has power-assisted brakes that adjust automatically through normal usage. In the event that the power-assisted brakes lose power because of a stalled engine or some oth ...

    Impressive Warranty
    Hyundai is Kia's corporate parent, so the Optima gets Hyundai's impressive warranty; it includes 10-year/100,000-mile powertrain protection and 5-year/60,000-mile roadside assistance. Kia is put ...