See also:

Checking the engine oil
Engine oil is essential to the performance and service of the engine. It is suggested that you check the oil level at least once a week in normal use and more often if you are on a trip or driving ...

Checking the transaxle oil (manual)
Transaxle lubricant in the manual transaxle should be checked at those intervals specified in the vehicle maintenance schedule in Section 5. Recommended Oil Use only HYUNDAI GENUINE PARTS MTF 7 ...

2012 Hyundai Elantra review By Steven Cole Smith
Just as Hyundai did with the new Sonata -- which matches and in many ways surpasses its top competition in the midsized category, the Honda Accord and Toyota Corolla -- the Korean company is hopin ...