User Manual - Page 580

For 2017 HYUNDAI SONATA PLUG-IN HYBRID.

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Maintenance
7-12
Normal maintenance schedule (CONT.)
37,500 miles (60,000 km) or 30 months
Inspect air cleaner filter
Inspect HSG belt *
2
(37,500 miles (60,000 km) or 60 months)
Inspect vacuum hose
Air intake hose
Replace engine oil and filter
(37,500 miles (60,000 km) or 60 months)
Add fuel additive *
1
(37,500 miles (60,000 km) or 60 months)
45,000 miles (72,000 km) or 36 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 HSG belt *
2
(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
Air intake hoses
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
(45,000 miles (72,000 km) or 72 months)
*
1
: 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.
*
2
: Inspect HSG belt for evidence of cuts, crocks, excessive
wear or oil saturation and replace if necessary. If drive belt
noise occurred, readjust drive belt tension before replace.
Inspect : Inspect and if necessary, adjust, correct, clean or
replace.
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