Maintenance, Maintenance schedule – KIA Optima 2011 User Manual
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Maintenance
MAINTENANCE SCHEDULE
Engine control system
MAINTENANCE
INTERVALS
MAINTENANCE
ITEM
Kilometers or time in months, whichever comes first
× 1,000 km
8
16
24
32
40
48
56
64
72
80
88
96
104
112
120
128
# Months
4
8
12
16
20
24
28
32
36
40
44
48
52
56
60
64
Engine oil & engine oil filter
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
(GDI engine)
(1)
Engine oil & engine oil filter
(T-GDI engine)
(1)
Drive belts (tension)
I
I
I
I
Cooling system hoses & connections
I
I
I
I
I
Engine coolant
(1)
I
I
I
I
I
R
I
I
I
I
I
R
I
I
I
I
Fuel filter
R
R
Fuel tank cap, lines, EVAP canister and hoses
I
I
Fuel tank air filter (CCV filter)
I
R
I
R
I
Air cleaner element
(2)
I
I
I
I
I
R
I
I
I
I
I
R
I
I
I
I
Spark plugs (iridium coated), GDI engine
Spark plugs (iridium coated), T-GDI engine
Idle speed
I
I
I
I
I
Valve clearance
I
Add fuel Additive
(5)
At first, replace at 5,000 km or 6 months,
after that, replace every 8,000 km or 6 months
Replace every 168,000 km or 84 months
Replace every 72,000 km or 36 months
Add every 12,000 km or 12 months