TC reported TIMS shows " Train door close status lost" intermittently. TC open and closed both side cab door-ok TC reported TIMS shows " Train door close statuslost" intermittently. TC open and closed both side cab door  ~~~~~ TC reported TIMS shows " Train door clos     Door cyclic test ok.DIR,DMI lighted and extinguished accordingly.Checked LDC legs and ATS playback door status test occurred in both cab and moved train door mode. After change end,no more recurrance.Checked cab door found stiff to close.Mounting plate was in contact and rubbing when cab door is closing.Filed the protruding plate-ok,Postulate cab door was not properly closed and fault normalised after TC open & close door. Done by Kennth/Haikel 24/04/23