Kia Optima Hybrid 2020 Owner's Manual page 481

MAINTENANCE ITEM
Drive shafts and boots
Climate control air filter
Severe driving conditions
A - Repeatedly driving short distances of less than 5 miles (8
km) in normal temperature or less than 10 miles (16 km) in
freezing temperature
B - Extensive engine idling or low speed driving for long dis-
tances
C- Driving on rough, dusty, muddy, unpaved, graveled or salt-
spread roads
D- Driving in areas using salt or other corrosive materials or in
very cold weather
MAINTENANCE
MAINTENANCE INTERVALS
OPERATION
Every 7,500 miles (12,000 km)
I
R
E - Driving in heavy dust conditions
F - Driving in heavy traffic areas
G- Driving on uphill, downhill, or mountain roads repeatedly
H- Towing a Trailer, or using a camper, or roof rack
I - Driving as a patrol car, taxi, other commercial use or vehicle
towing
J - Driving over 106 mph (170 km/h)
K - Frequently driving in stop-and-go conditions
or 6 months
More frequently
Maintenance
DRIVING
CONDITION
C, D, E, F,
G, H, I, J
C, E, G
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