Shiv Prasad, posted in Ladakh region, hanged himself last night after a tiff with his wife, who had caught him with diluters and thinners, police said.
Prasad had come to home on leave.
The wife, after finding Prasad's room bolted from inside, informed the neighbours who broke open the door and found the jawan hanging, they said.
Prasad was rushed to a hospital where he was declared brought dead.