TC reported FM1 car A4 door obstacle detected. Staff(ORC) checked and confirmed no abnormalities fou nd. ~~~~~ 1615 TC reported A4 door obstacle detected. Staff(ORC) confirmed no abnormalities found. CE checked 1615 A4 Door Proven open/Closed. No Obstacle Detected. Depot 1615 A4 Door operational check.  1615 A4 door performed the following checks : Check fault code: No FC recorded FOD found: N Weather strip condition ok: Y Removed door checked roller condition ok: N, 1615 A4 LHS and RHS                                           outer roller delam Clean J-rail & guide rail: Y Push/pull door smooth & no wobble: Y, after rectification Door cyclic test 20x, DIR extinguish ok: Y, after rectification TIMS door static timing test pass: Y, after rectification Door lock switch red line flush with surface for positive latching: Y Door close switch actuating plate distance ok: Y Rectification action: Replaced #1615 A4 door rollers to iron rollers.  Aiman/Daniel/Redzwan 45306