Toyota 2015 Prius Owner's Manual page 450

4-3. Do-it-yourself maintenance
Flat dipstick
Non-flat dipstick
Wipe the dipstick and reinsert it fully.
STEP 6
Adding engine oil
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PRIUS_OM_OM47A17U_DVD_(U)
Low
Normal
Excessive
The shape of the dipstick may dif-
fer depending on the type of vehi-
cle or engine.
Low
Normal
Excessive
The shape of the dipstick may dif-
fer depending on the type of vehi-
cle or engine.
If the oil level is below or near
the low level mark, add engine
oil of the same type as that
already in the engine.