2015 KIA OPTIMA HYBRID climate control

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
. . . . . . . . . . . . . . . . . . . 7-9

Explanation of scheduled maintenance items . . . 7-26
Engine oil. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-30
. . . . . . . . . . . . . . . . . . . 7-30
. . . . . . . . . . . . . . . 7-31
Coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-32\
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-32
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-32
. . . . . . . . . . . . . . . . . . . . . . . . . 7-35
Brake fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-36
. . . . . . . . . . . . . . . . . . 7-36
Washer fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-37
. . . . . . . . . . . . . . . . . 7-37
Parking brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-38

Air cleaner. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-39
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-39
Climate control air filter . . . . . . . . . . . . . . . . . . . . 7-41
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-41
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-41
Wiper blades . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-43
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-43
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-43
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-\
45
. . . . . . . . . . . . . . . . . . . . . . . 7-45
. . . . . . . . . . . . . . . . . . . . . . . . . . . 7-47
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-47\
Tires and wheels . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-48
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
7-48
. . . . . . . 7-48

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-50
. . . . . . . . . . . . . . . 7-51
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-52
. . . . . . . . . . . . . . . . . . . . . . . . . . . 7-53
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-53
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-53
. . . . . . . . . . . . . . . . . . . . . . . . . 7-53
. . . . . . . . . . . . . . . . . . . . . . . . . . 7-61
7

Maintenance
10
7
NORMAL MAINTENANCE SCHEDULE (CONT.)
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.
7,500 miles (12,000 km) or 6 months
❑Inspect air cleaner filter
❑ Inspect HSG belt
(7,500 miles (12,000 km) or 12 months)
❑ Inspect vacuum hose
❑ Replace engine oil and filter
(7,500 miles (12,000 km) or 12 months)
❑ Add fuel additive *
1
(Every 7,500 miles (12,000 km) or 12 months)
15,000 miles (24,000 km) or 12 months
❑ Inspect air cleaner filter
❑ Inspect HSG belt
(15,000 miles (24,000 km) or 24 months)
❑ 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 rear brake disc/pads
❑ Inspect parking brake
❑ 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)
❑ Replace engine oil and filter
(15,000 miles (24,000 km) or 24 months)
❑ Add fuel additive *
1
(Every 7,500 miles (12,000 km) or 12 months)
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.

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

713
Maintenance
NORMAL MAINTENANCE SCHEDULE (CONT.)
45,000 miles (72,000 km) or 36 months
❑Inspect air cleaner filter
❑ 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 HSG belt
(45,000 miles (72,000 km) or 72 months)
❑ Inspect rear brake disc/pads
❑ Inspect steering gear box, linkage & boots/lower arm ball
joint, upper arm ball joint
❑ Inspect suspension mounting bolts
❑ Inspect vacuum hose
❑ Replace climate control air filter
(for evaporator and blower unit)
❑ Replace engine oil and filter
(45,000 miles (72,000 km) or 72 months)
❑ Add fuel additive *
1
(Every 7,500 miles (12,000 km) or 12 months)
52,500 miles (84,000 km) or 42 months
❑ Inspect air cleaner filter
❑ Inspect HSG belt
(52,500 miles (84,000 km) or 84 months)
❑ Inspect vacuum hose
❑ Replace engine oil and filter
(52,500 miles (84,000 km) or 84 months)
❑ Add fuel additive *
1
(Every 7,500 miles (12,000 km) or 12 months)
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace. ❈
Inspect : Inspect and if necessary, adjust, correct, clean or
replace.

Maintenance
14
7
NORMAL MAINTENANCE SCHEDULE (CONT.)
60,000 miles (96,000 km) or 48 months
❑ 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 rear brake disc/pads
❑ 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 parking brake
❑ Inspect vacuum hose
❑ Inspect vapor hose and fuel filler cap, fuel tank
❑ Inspect valve clearance *
4
❑Inspect W/pump belt (auto-tensioner, HSG, w/pump)
(First, 60,000 miles (96,000 km or 72 months
after every 15,000 miles (24,000 km) or 24 months)
❑ Replace air cleaner filter
(Continued)
(Continued)
❑Replace climate control air filter
(for evaporator and blower unit)
❑ Replace engine oil and filter
(60,000 miles (96,000 km) or 96 months)
❑ Replace HSG belt
(60,000 miles (96,000 km) or 48 months)
❑ Add fuel additive *
1
(Every 7,500 miles (12,000 km) or 12 months)
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.

715
Maintenance
NORMAL MAINTENANCE SCHEDULE (CONT.)
67,500 miles (108,000 km) or 54 months
❑Inspect air cleaner filter
❑ Inspect HSG belt
(67,500 miles (108,000 km) or 108 months)
❑ Inspect vacuum hose
❑ Replace engine oil and filter
(67,500 miles (108,000 km) or 108 months)
❑ Add fuel additive *
1
(Every 7,500 miles (12,000 km) or 12 months)
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.
75,000 miles (120,000 km) or 60 months
❑Inspect air cleaner filter
❑ 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 HSG belt
(75,000 miles (120,000 km) or 120 months)
❑ Inspect parking brake
❑ Inspect rear brake disc/pads
❑ Inspect steering gear box, linkage & boots/lower arm ball
joint, upper arm ball joint
❑ Inspect suspension mounting bolts
❑ Inspect vacuum hose
❑ Inspect W/pump belt (auto-tensioner, HSG, w/pump)
(First, 60,000 miles (96,000 km or 72 months
after every 15,000 miles (24,000 km) or 24 months)
❑ Replace climate control air filter
(for evaporator and blower unit)
❑ Replace engine oil and filter
(75,000 miles (120,000 km) or 120 months)
❑ Add fuel additive *
1
(Every 7,500 miles (12,000 km) or 12 months)

717
Maintenance
NORMAL MAINTENANCE SCHEDULE (CONT.)
(Continued)
❑Replace climate control air filter
(for evaporator and blower unit)
❑ Replace air cleaner filter
❑ Replace engine oil and filter
(90,000 miles (144,000 km) or 144 months)
❑ Add fuel additive *
1
(Every 7,500 miles (12,000 km) or 12 months)
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.
97,500 miles (156,000 km) or 78 months
❑Inspect air cleaner filter
❑ Inspect HSG belt
(97,500 miles (156,000 km) or 156 months)
❑ Inspect vacuum hose
❑ Replace engine oil and filter
(97,500 miles (156,000 km) or 156 months)
❑ Add fuel additive *
1
(Every 7,500 miles (12,000 km) or 12 months)
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.

Maintenance
18
7
NORMAL MAINTENANCE SCHEDULE (CONT.)
105,000 miles (168,000 km) or 84 months
❑ Inspect air cleaner filter
❑ 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 HSG belt
(105,000 miles (168,000 km) or 168 months)
❑ Inspect parking brake
❑ Inspect rear brake disc/pads
❑ Inspect steering gear box, linkage & boots/lower arm ball
joint, upper arm ball joint
❑ Inspect suspension mounting bolts
❑ Inspect vacuum hose
❑ Inspect W/pump belt (auto-tensioner, HSG, w/pump)
(First, 60,000 miles (96,000 km or 72 months
after every 15,000 miles (24,000 km) or 24 months)
❑ Replace climate control air filter
(for evaporator and blower unit)
❑ Replace engine oil and filter
(105,000 miles (168,000 km) or 168 months)
(Continued)
(Continued)
❑ Replace spark plugs (iridium coated)
❑ Add fuel additive *1
(Every 7,500 miles (12,000 km) or 12 months)
❈ Inspect : Inspect and if necessary, adjust, correct, clean or
replace.