2013 Hyundai Sonata Owner's Manual - Page 328

Maintenance NORMAL MAINTENANCE SCHEDULE (CONT.) 90,000 miles (144,000 km) or 72 months Inspect Inspect Inspect Inspect Inspect Inspect Inspect vacuum hose air conditioning refrigerant brake hoses and lines drive shafts and boots exhaust pipe and muffler front brake disc/pads, calipers rear brake disc/pads (Continued) ❑ Replace coolant (First, 60,000 miles (96,000 km) or 60 months after every 30,000 miles (48,000 km) or 24 months) ❑ Add fuel additive *4 (90,000 miles (144,000 km) or 144 months) 97,500 miles (156,000 km) or 78 months ❑ Inspect air cleaner filter ❑ Inspect vacuum hose ❑ Replace engine oil and filter (2.4 GDI) *3 (97,500 miles (156,000 km) or 156 months) ❑ Add fuel additive *4 (97,500 miles (156,000 km) or 156 months) *1 Fuel filter & Fuel tank air filter are considered to be maintenance free but periodic inspection is recommended for this maintenance schedule depends on fuel quality. If there are some important safety matters like fuel flow restriction, surging, loss of power, hard starting problem etc, replace the fuel filter immediately regardless of maintenance schedule and consult an authorized HYUNDAI dealer for details. *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 recommended. Additives are available from your authorized HYUNDAI dealer along with information on how to use them. Do not mix other additives. ❈ Inspect : Inspect and if necessary, adjust, correct, clean or replace. ❑ 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 *1 ❑ Inspect fuel lines, fuel hoses and connections ❑ Inspect fuel tank air filter (if equipped) *1 ❑ Inspect parking brake ❑ Inspect vapor hose and fuel filler cap ❑ 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 air cleaner filter ❑ Replace engine oil and filter (2.4 GDI) *3 (90,000 miles (144,000 km) or 144 months) ❑ Replace spark plugs (iridium coated), 2.0TGDI (Continued) 7 13