Ferrari California Workshop Manual page 47

Start the engine.
Wait for the engine oil temperature to reach 90 °C.
Leave the engine running at idle speed (720 rpm) for 2 minutes.
IMPORTANT! Only check the engine oil level with the ENGINE OFF.
Switch off the engine.
Open the engine compartment lid.
Wait 5 minutes to allow the engine oil to return to the sump.
Undo and remove the cap (B).
Clean the dipstick (A).
Insert the dipstick (A) fully.
Remove the dipstick (A).