SCHEDULED MAINTE- 3 NANCE REQUIREMENTS
o Inspection should be performed any time a malfunction is experienced or suspected.
o Receipts for all emission control system services should be retained to demonstrate compliance with conditions of the emissions system warranty.
o After 120 months or 150,000 miles (240,000 km), continue to follow the prescribed maintenance intervals.
o For severe usage maintenance requirements, see page 5-6 of this section.
See also:
Valve clearance
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2011 Hyundai Sonata review by G. Chambers Williams III
Among them is the newest generation of Hyundai's midsize sedan, the Sonata,
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