Engine Oil

The manufacturer's Shop Repair Manual gives two different capacities for the Sonata model. However,they are the same for both engines.

Per the "Recommended Lubricants and Capacities" section:
Specified amount:
Oil pan 3.0 Liters (3.17 Qts.)
Oil filter 0.3 Liter (0.32 Qt.)
Total 3.3 Liters (3.47 Qts.)

Per the "Engine Lubrication" section in both of the "Engine Mechanical" sections
Specified amount:
Oil pan 3.7 Liters (3.9 Qts.)
Oil filter 0.3 Liter (0.32 Qt.)
Total 4.0 Liters (4.2 Qts.)

NOTE: It is recommended that the oil be refilled with 3.0 Liters (3.17 Qts.) and the engine run and then shut off. Check dipstick for fluid level and add oil as required. Do not overfill the engine.