u have found the other 2 , after u loosten the small bolt just twist one way an then the other u should feel the rubber relase from the plug that its attached to an lift as u pull they will come out .
r u telling me that the car only had 2 coils on it ,should have 1 over each spark plug
good luck
se ya
redbud
u may email me at gorghamak@yahoo.com