See also:

Adding Fluid
Add lubricant only at the fill hole and only to the level specified above. ...

Media Center 730N/430/430N (RHR/RER/ RBZ/RHB) CD/DVD/HDD/NAV — If Equipped . .
NOTE: The sales code is located on the lower right side of the unit’s faceplate. Refer to your Uconnect™ Multimedia RHR, RER, RBZ or RHB user’s manual for detailed operating instructions. ...

Fluid Level Check
The fluid level should be to the bottom edge of the fill hole (A) when the vehicle is in a level position. ...