Johnson 125HP V4 1989 will not switch off

[hesham_enan]

The engine runs very well but

The engine runs very well but will not stop until I block the carburator and cut the fuel off.. Any ideas..?

 

[jwbmarine]

"bad ignition switch,bad conne

"bad ignition switch,bad connections of the black wire,or,the black/yell wire on key switch,or bad conn of the blk yell wire,where it conn into the power pack...or,bad power pack."