Creo Simulate > Reference Links > Pass or Fail Results — 3D
  
Pass or Fail Results — 3D
If the surfaces fail any of these checks, Creo Simulate does not create a contact.
If the surfaces pass, Creo Simulate places a contact icon at the point where the surfaces are closest to each other, oriented along the vector between the points of closest approach.
Return to Contact — 3D Models.