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Home >> Kia >> 2003 >> Optima L4-2.4L >> Repair and Diagnosis >> Fundamentals and Basics >> Checking the Engine Oil
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Checking the Engine Oil

1. Warm up the engine and turn the ignition off.




2. Remove the filler cap (on the rocker cover), then remove the drain plug and drain the engine oil.
3. Install the drain plug and tighten to specified torque.

Tightening torque
Drain plug: 35-45 Nm (350-450 kg.cm, 26-32 lb.ft)




4. Fill the crankcase with fresh oil through the filler port. Lit (U.S.qts, Imp.qts.)




5. Pull the dipstick out in order to check the oil level.
6. Install the filler plug.
7. Recheck the level of the engine oil after a road test.