Hyundai 2012 Sonata Hybrid Owner's Manual page 303

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
❑ 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)
7 10
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)