Sonata GL V6-2.5L (1999)
Engine Oil: Service and Repair
SELECTION OF ENGINE OIL
Recommended API classification: SD OR ABOVE SE OR ABOVE [For EEC.]
Recommended SAE viscosity grades:
NOTE: For best performance and for maximum protection for all types of operation, select only those lubricants which:
1. Confirm to the requirements of the API classification.
2. Have proper SAE grade number for expected ambient temperature range. Lubricants which do not have both a SAE grade number and an API
service classification on the container should not be used.
CHANGING ENGINE OIL
1. Run the engine until it reaches normal operating temperature.
2. Stop the engine.
3. Remove the oil filler cap (on rocker cover) and the drain plug (on the oil pan). Drain the engine oil.
4. Re-install and tighten the drain plug to the specified torque.
Tightening torque:
Drain plug: 35-45 Nm (350-450 kg.cm, 25-33 ft. lbs.)