The train which left Mettupalayam at 7.10 am, for Udhagamandalam, was brought to a halt near Kallar railway station coming under Nilgiris District, following snapping of the connecting rod, police said.
On information, a technical team reached the spot and rectified the fault after two hours, during which the passengers were stranded in the middle of the stretch, they said.
The train, which was stopped at 7.45 am, left around 9.45 am, they said.