Hyundai 2012 Sonata, Owner'S Manual, Page: 332 / 411

Maintenance
16 7
NORMAL MAINTENANCE SCHEDULE (CONT.)
135,000 miles (216,000 km) or 108 months
❑
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
❑
Inspect rear brake disc/pads
❑
Inspect steering gear box, linkage & boots/lower arm ball joint,
upper arm ball joint
❑
Inspect suspension mounting bolts
❑
Inspect drive belts
(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 (2.4 GDI) * 3
(135,000 miles (216,000 km) or 216 months)
❑
Replace spark plugs (iridium coated), 2.0TGDI
❑
Add fuel additive * 4
142,500 miles (228,000 km) or 114 months
❑
Inspect air cleaner filter
❑
Inspect vacuum hose
❑
Replace engine oil and filter (2.4 GDI) * 3
(142,500 miles (228,000 km) or 228 months)
❑
Add fuel additive * 4
* 3 Engine oil (2.0 TGDI) At first, replace at 3,000 miles (5,000 km) or 6 months,
after that, every 5,000 miles (8,000 km) or 6 months.
* 4 If TOP TIER Detergent Gasoline is not available, one bottle of additive is rec-
ommended. Additives are available from your authorized HYUNDAI dealer
along with information on how to use them. Do not mix other additives.