Iron On Lego Transfers How Do I Find Treasure #6 In Lego Indiana Jones?

How do I find treasure #6 in Lego Indiana Jones? - iron on lego transfers

Lego Indiana Jones for PS2 ---- 6 into the lost treasure of the temple, see "Use a bazooka blast choose to air the iron door. It is a treasure in the past." I can not understand how to get a bazooka "style. It's driving me crazy! Can someone tell me how to get the door for money to operate and find the treasure!? Thanks!
(This is the part where she gets to cross the floating platform and the crystal skull Indy on the pedestal in the middle of the lake.)