service interval KIA Optima 2012 3.G Owner's Manual

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Maintenance
MAINTENANCE UNDER SEVERE USAGE CONDITIONS (T-GDI ENGINE)
The following items must be serviced more frequently on cars mainly used under severe driving conditions.
Refer to the chart below for the appropriate maintenance intervals.
R : Replace
SEVERE DRIVING CONDITIONS
A - Repeatedly driving shorts distanse of less than 8 km (5 miles) innormal temperature or less than 16 km (10 miles) in freezing tem-
perature
B - Extensive engine idling or low speed driving for long distances
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 E - Driving in sandy areas
F - Driving in heavy traffic area over 32°C (90°F)
G - Driving on uphill, downhill, or mountain road
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 - Frequently driving in stop-and-go conditions
MAINTENANCE ITEMMaintenance
operationMaintenance intervalsDriving condition
Engine oil and engine oil filterRReplace every 5,000 km or 3 monthsA, B, C, D, E, F,
G, H, I, J
Spark plugsRReplace more frequently
depending on the conditionB, H