How do you activate the Riddler pressure plate on the wall?

Answers

You have to glide into them and then press and hold A again to glide off in the opposite direction. If you fall too low you can grapple boost and still get them all as long as you dont actually land somewhere.
If possible, you can also use the line launcher.
Glide into them, like with the grapple gun.

How do you unlock the Riddler boss fight?

Walk into the main hall and interact with the control panel with a question mark, which will confirm that you actually have solved all of the 243 puzzles. After a while, the Riddler appears in his machine and This time around, you will be able to complete the fight.

How do you get the Riddler Trophy behind electric fence?

PlayStation 3 Ok. So North of the museum (when looking at the map) there is a Riddler trophy in between an electric fence and a fence that goes all the way to the ceiling. When looking in at the trophy from the electric fence while in detective mode, you can see a door glowing orange off to the left.

How do I get back to Pressure Control Junction?

Look around once you’ve been able to defeat all the hostiles. There are two control panels nearby and you’ll have to use a sequencer to shut them down. You may now return to the upper balcony and open the door leading back to Pressure Control Junction.

How do you get into the cave system?

To access the Caves towards the end of the game, simply enter the door on the top floor of the northwest building in Arkham North. You can also enter the Caves via the bottom of the elevator shaft in the Secure Transit area of Intensive Treatment. The Batcave can be accessed via the Old Sewer area in the Caves.

How do you solve the Riddler puzzle in Arkham Knight?

You’ll find special Riddles to solve throughout each of the game’s main regions. To solve each one, you’ll need to scan in the nearby building, item or feature that you believe corresponds to the particular Riddle. To scan the object simply hold Up on the control pad.