The seat lock can be unlocked by using the emergency key.
Open
Pull out the front lid backward while pushing the side of the front lid.
Front lid
Align the projection of the emergency key with the slot of the emergency seat opener, and turn the emergency key counterclockwise.
Open the seat and turn the emergency key clockwise.
Emergency key
Open
Close
Emergency seat opener
Projection
Slot
Close
Close and push down on the rear of the seat until it locks. Make sure that the seat is locked securely by pulling it up lightly. If the seat is not locked, turn the emergency key clockwise to lock the seat catch.
Install the front lid.
Make sure that all tabs are installed securely in position.