To open the PHEV charger panel, unlock the vehicle and press on the charging panel like so. 

To lock the PHEV charger panel, close the panel and press in to ensure the latch catches the panel. Lock the vehicle via the key fob to secure the panel in a locked position.

To open the fuel filler, press the button shown below the drivers dash. Press on the fuel filler panel and it will open. 

You will also have stickers to ensure that the door is opened correctly. 

A push to open sticker will be on your PHEV door.

A 'push to open after releasing fuel flap button on dash' sticker will be on your fuel filler door.