See also:

Notes on the oil level
WARNING Hybrid vehicles: ensure that you read the "HYBRID" supplement. You may otherwise fail to recognize dangers. Depending on the driving style, the vehicle consumes up to 0.9 U ...

Additives
Do not use any additives in the engine oil. This could damage the engine. ...

Checking the coolant level
Only check the coolant level when the vehicle is on a level surface and the engine has cooled down. Turn the SmartKey to position 2 in the ignition lock. On vehicles with KEYLESS-GO, press ...