text version of content this owner's manual page
from owners manual to the vehicle KIA Optima, year of production 2015:
Maintenance Under Severe Usage Conditions - For Gasoline Engine [Except Europe (Including Russia)]
Maintenance
Maintenance item Maintenance intervalsDriving condition
operation
Theta 2.4L Every 7,500 km (5,000A, B, C, D, E, F, G,
R
Nu 2.0L miles) or 6 monthsH, I, J, K, L
Engine oil and engine
oil filter
Every 5,000 km (3,000A, B, C, D, E, F, G,
Theta 2.0L T-GDI R
miles) or 3 monthsH, I, J, K, L
Replace more frequently
Air cleaner filter R depending on the condi‐C, EMaintenance
tion
Replace more frequently
Spark plugs R depending on the condi‐B, H, I, L
tion
Every 120,000 km
Manual transaxle fluid (if equipped)R C, D, E, F, G, H, I, K
(80,000 miles)
8
Every 90,000 kmA, C, D, E, F, G, H, I,
Automatic transaxle fluid (if equipped)R
(60,000 miles) K
Inspect more frequently
Steering gear rack, linkage and bootsI depending on the condi‐C, D, E, F, G
tion
Inspect more frequently
Suspension ball joints I depending on the condi‐C, D, E, F, G
tion
Inspect more frequently
Brake discs and pads, calipers and rotorsIdepending on the condi‐C, D, E, G, H
tion
8-25
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