TIMS showed saloon door at rear M2 car 'B3' door open in motion and close operation timeout. TC conf imed all train doors opened at station. ~~~~~ 2615 TIMS showed B3 saloon door open in motion and close operation timeout. TC confimed all train doors opened at station. Depot 2615 B3 train door operational check.  2615 B3 RHS door roller replaced. Function check - OK. Door gap = 635mm & door open/close timing checked - OK. All door proven closed & no DIR lit up. Cleaned J-rail.  Sarma/Alan/Anand 44939