Kia Optima DL3 Quiz
Maintenance

Severe Conditions

In this manual: Maintenance
General Information — 8Advanced Driver Assistance System (ADAS) — 21Maintenance — 27Engine Mechanical System — 45Engine Electrical System — 11Emission Control System — 11Engine Control System/Fuel System — 25Automatic Transmission — 20Drive Shaft and Axle — 7Suspension System — 22Steering — 7Restraints — 11Brake System — 22Body (Interior and Exterior) — 116Body Electrical System — 90Heating, Ventilation, and Air Conditioning — 32
~2min read

General Market

Severe Service Conditions of Use

The following items must be serviced more frequently on vehicles mainly operated under severe driving conditions. Refer to the table below for the applicable maintenance intervals.

Service item Maintenance Service intervals Driving Condition
Engine Oil and Engine Oil Filter For Middle East, Central and South America R Replace every 5,000 km (3,100 miles) or 6 months. A, B, C, D, E, F, G, H, I, J, K
Except Middle East, Central and South America R Replace every 7,500 km (4,650 miles) or 6 months.
Air Cleaner Filter R Inspect more frequently depending on condition C, E
Spark Plugs R Inspect more frequently depending on condition A, B, N, I, K
Automatic Transmission Fluid R Every 100,000 km (62,000 miles) A, C, E, F, G, H, I
Brake discs and pads, calipers and discs I Inspect more frequently depending on condition C, D, E, H, H
Parking Brake I Inspect more frequently depending on condition C, D, G, H
Steering Gear Box, Linkage and Boots I Inspect more frequently depending on condition C, D, E, F, C
Ball joints of suspension and mounting bolts I Inspect more frequently depending on condition C, D, E, F, C
Drive Shafts and Boots I Inspect more frequently depending on condition C, D, E, F, G, H, I
Climate Control Air Filter I Inspect more frequently depending on condition C, E

R: Replace

I: Inspect and adjust, correct, clean, or replace as necessary

Severe Driving Conditions

A: Repeated short trips of less than 8 km at normal temperature or less than 16 km at freezing temperature.
B: Extensive driving at low speed over long distances.
C: Driving on uneven, dusty, muddy, unpaved, gravel or salted roads.
D: Driving in areas using salt or other corrosive materials or in very cold weather.
E: Driving in dusty conditions.		 F: Driving in heavy traffic.
G: Driving on hills, downhill or mountain roads.
H: Towing a trailer, camper or carrying cargo on a roof rack.
I: Towing a vehicle, driving a police vehicle, taxi or other commercial use.
J: Driving at speeds over 170 km/h.
K: Frequent driving in stop-and-go conditions.

Test yourself

A quick Kia Optima DL3 quiz: every answer comes with an explanation and a link to the manual page.