2015 KIA Optima Battery

Maintenance
Engine compartment . . . . . . . . . . . . . . . . . . . . . . . . 7-3
Maintenance services . . . . . . . . . . . . . . . . . . . . . . . . 7-4
• Owner’s responsibility . . . . . . . . . . . . . . . . . . . . . . . . . 7-4
. . . . . . . . . . . . . . . . . 7-5
Owner maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 7-6

Scheduled maintenance service. . . . . . . . . . . . . . . . 7-8
Explanation of scheduled maintenance items . . . 7-25
Engine oil. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-29
. . . . . . . . . . . . . . . . . . . 7-29
. . . . . . . . . . . . . . . 7-30
Engine coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-31
. . . . . . . . . . . . . . . . . . . . . 7-31
. . . . . . . . . . . . . . . . . . . . . . . . . 7-33
Brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
7-34
. . . . . . . . . . . . . . . . . . 7-34
Washer fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-35
. . . . . . . . . . . . . . . . . 7-35
Parking brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-36

Air cleaner. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-37
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-37
Climate control air filter . . . . . . . . . . . . . . . . . . . . 7-39
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-39 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-39
Wiper blades . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-41
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-41
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-41
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-\
44
. . . . . . . . . . . . . . . . . . . . . . . 7-44
. . . . . . . . . . . . . . . . . . . . . . . . . . . 7-46
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-46\
Tires and wheels . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-47
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
7-47
. . . . . . . 7-47

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-49
. . . . . . . . . . . . . . . 7-50
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-51
. . . . . . . . . . . . . . . . . . . . . . . . . . . 7-52
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-52
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-52
. . . . . . . . . . . . . . . . . . . . . . . . . 7-52
Fuses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
7-61

Light bulbs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-79
. . . . . . . . . . . . . . . . . . . . . . . 7-79
. . . . . . . . . . . . 7-83
. . . . . . . . 7-85
7

73
Maintenance
ENGINE COMPARTMENT
1. Engine coolant reservoir
2. Engine oil filler cap
3. Brake fluid reservoir
4. Air cleaner
5. Fuse box
6. Positive battery terminal
7. Negative battery terminal
8. Windshield washer fluid reservoir
9. Radiator cap
10. Engine oil dipstick
OTF074002N/OYF071200N
■
■2.4L Engine
■
■ 2.0L Engine
* The actual engine room in the vehicle may differ from the illustration.

77
Maintenance
At least monthly:
Check the coolant level in theengine coolant reservoir.
Check the operation of all exterior lights, including the stoplights, turn
signals and hazard warning flash-
ers.
Check the inflation pressures of all tires including the spare.
At least twice a year
(i.e., every Spring and Fall) :
Check the radiator, heater and air conditioning hoses for leaks or
damage.
Check the windshield washer spray and wiper operation. Clean
the wiper blades with clean cloth
dampened with washer fluid.
Check the headlight alignment.
Check the muffler, exhaust pipes, shields and clamps.
Check the lap/shoulder belts for wear and function.
Check for worn tires and loose wheel lug nuts.
At least once a year :
Clean the body and door drainholes.
Lubricate the door hinges and check the hood hinges.
Lubricate the door and hood locks and latches.
Lubricate the door rubber weather- strips.
Check the air conditioning system.
Check the power steering fluid level.
Inspect and lubricate automatic transaxle linkage and controls.
Clean the battery and terminals.
Check the brake fluid level.

Maintenance
10
7
NORMAL MAINTENANCE SCHEDULE
12,000 km (7,500 miles) or 6 months
❑ Rotate tire
❑ Inspect battery condition
❑ Inspect air cleaner filter
❑ Inspect vacuum hose
❑ Replace engine oil and filter (2.4 GDI)
(12,000 km (7,500 miles) or 12 months)
❑ Add fuel additive *
1
(12,000 km (7,500 miles) or 12 months)
❑ Inspect cooling system hoses and connections
❑ Inspect brake pedal free play
24,000 km (15,000 miles) or 12 months
❑Rotate tire
❑ Inspect battery condition
❑ Inspect air cleaner filter
❑ Inspect vacuum hose
❑ Inspect air conditioning refrigerant
❑ Inspect brake hoses and lines
❑ Inspect drive shafts and boots
❑ Inspect exhaust pipe and muffler
❑ Inspect front brake disc/pads, calipers and rotors
❑ Inspect steering gear box, linkage & boots/lower arm ball
joint, upper arm ball joint
❑ Inspect suspension mounting bolts
❑ Replace climate control air filter
(for evaporator and blower unit)
❑ Inspect rear brake disc/pads, parking brake
❑ Replace engine oil and filter (2.4 GDI)
(24,000 km (15,000 miles) or 24 months)
❑ Add fuel additive *
1
(12,000 km (7,500 miles) or 12 months)
❑ Inspect cooling system hoses and connections
❑ Inspect brake pedal free play
❑ Inspect all latch, hinges and locks❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.
❈Inspect : Inspect and if necessary, adjust, correct, clean or
replace.
5,000 km (3,000 miles) or 6 months
❑Replace engine oil and filter (2.0 T-GDI)
(At first, replace at 5,000 km (3,000 miles) or 6 months,
after that, every 8,000 km (5,000 miles) or 6 months.)

711
Maintenance
NORMAL MAINTENANCE SCHEDULE
36,000 km (22,500 miles) or 18 months
❑Rotate tire
❑ Inspect battery condition
❑ Inspect air cleaner filter
❑ Inspect vacuum hose
❑ Replace engine oil and filter (2.4 GDI)
(36,000 km (22,500 miles) or 36 months)
❑ Add fuel additive *
1
(12,000 km (7,500 miles) or 12 months)
❑ Inspect cooling system hoses and connections
❑ Inspect brake pedal free play
48,000 km (30,000 miles) or 24 months
❑ Rotate tire
❑ Inspect battery condition
❑ Inspect vacuum hose
❑ Inspect air conditioning refrigerant
❑ Inspect brake hoses and lines
❑ Inspect drive shafts and boots
❑ Inspect exhaust pipe and muffler
❑ Inspect front brake disc/pads, calipers and rotors
❑ Inspect steering gear box, linkage & boots/lower arm ball
joint, upper arm ball joint
❑ Inspect suspension mounting bolts
❑ Inspect brake/clutch (if equipped) fluid
❑ Inspect fuel filter *
2
❑Inspect fuel lines, fuel hoses and connections
❑ Inspect fuel tank air filter (if equipped) *2
❑Inspect rear brake disc/pads, parking brake
❑ Inspect vapor hose and fuel filler cap, fuel tank
❑ Replace climate control air filter
(for evaporator and blower unit)
❑ Replace air cleaner filter
❑ Replace engine oil and filter (2.4 GDI)
(48,000 km (30,000 miles) or 48 months)
(Continued)
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.

Maintenance
12
7
72,000 km (45,000 miles) or 36 months
❑ Rotate tire
❑ Inspect battery condition
❑ Inspect air cleaner filter
❑ Inspect vacuum hose
❑ Inspect air conditioning refrigerant
❑ Inspect brake hoses and lines
❑ Inspect drive shafts and boots
❑ Inspect exhaust pipe and muffler
❑ Inspect front brake disc/pads, calipers and rotors
❑ Inspect steering gear box, linkage & boots/lower arm ball
joint, upper arm ball joint
❑ Inspect suspension mounting bolts
❑ Replace climate control air filter
(for evaporator and blower unit)
❑ Inspect rear brake disc/pads, parking brake
❑ Replace engine oil and filter (2.4 GDI)
(72,000 km (45,000 miles) or 72 months)
❑ Add fuel additive *
1
(12,000 km (7,500 miles) or 12 months)
❑ Replace spark plugs (iridium coated, 2.0 T-GDI)
❑ Inspect cooling system hoses and connections
❑ Inspect brake pedal free play
❑ Inspect all latch, hinges and locks
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.
60,000 km (37,500 miles) or 30 months
❑Rotate tire
❑ Inspect battery condition
❑ Inspect air cleaner filter
❑ Inspect vacuum hose
❑ Inspect manual transaxle fluid (if equipped)
❑ Replace engine oil and filter (2.4 GDI)
(60,000 km (37,500 miles) or 60 months)
❑ Add fuel additive *
1
(12,000 km (7,500 miles) or 12 months)
❑ Inspect cooling system hoses and connections
❑ Inspect brake pedal free play
NORMAL MAINTENANCE SCHEDULE
(Continued)
❑Add fuel additive *1
(12,000 km (7,500 miles) or 12 months)
❑ Inspect cooling system hoses and connections
❑ Inspect brake pedal free play
❑ Inspect all latch, hinges and locks
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.

713
Maintenance
NORMAL MAINTENANCE SCHEDULE
84,000 km (52,500 miles) or 42 months
❑Rotate tire
❑ Inspect battery condition
❑ Inspect air cleaner filter
❑ Inspect vacuum hose
❑ Replace engine oil and filter (2.4 GDI)
(84,000 km (52,500 miles) or 84 months)
❑ Add fuel additive *
1
(12,000 km (7,500 miles) or 12 months)
❑ Inspect cooling system hoses and connections
❑ Inspect brake pedal free play
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.
96,000 km (60,000 miles) or 48 months
❑Rotate tire
❑ Inspect battery condition
❑ Inspect vacuum hose
❑ Inspect air conditioning refrigerant
❑ Inspect brake hoses and lines
❑ Inspect drive shafts and boots
❑ Inspect exhaust pipe and muffler
❑ Inspect front brake disc/pads, calipers and rotors
❑ Inspect steering gear box, linkage & boots/lower arm ball
joint, upper arm ball joint
❑ Inspect suspension mounting bolts
❑ Inspect brake fluid
❑ Inspect fuel filter *
2
❑Inspect fuel lines, fuel hoses and connections
❑ Inspect fuel tank air filter (if equipped) *2
❑Inspect rear brake disc/pads, parking brake
❑ Inspect vapor hose and fuel filler cap, fuel tank
❑ Inspect valve clearance *
4
❑Inspect drive belts
(First, 96,000 km (60,000 miles) or 48 months
after every 24,000 km (15,000 miles) or 12 months)
(Continued)

Maintenance
14
7
108,000 km (67,500 miles) or 54 months
❑ Rotate tire
❑ Inspect battery condition
❑ Inspect air cleaner filter
❑ Inspect vacuum hose
❑ Inspect manual transaxle fluid (if equipped)
❑ Replace engine oil and filter (2.4 GDI)
(108,000 km (67,500 miles) or 108 months)
❑ Add fuel additive *
1
(12,000 km (7,500 miles) or 12 months)
❑ Inspect cooling system hoses and connections
❑ Inspect brake pedal free play
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.
NORMAL MAINTENANCE SCHEDULE
(Continued)
❑Replace climate control air filter
(for evaporator and blower unit)
❑ Replace air cleaner filter
❑ Replace engine oil and filter (2.4 GDI)
(96,000 km (60,000 miles) or 96 months)
❑ Add fuel additive *
1
(12,000 km (7,500 miles) or 12 months)
❑ Inspect cooling system hoses and connections
❑ Inspect brake pedal free play
❑ Inspect all latch, hinges and locks
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.