TIMS showed intermittent APS fault at car 2502. Train performance - ok. TIMS showed intermittent APSfault at car 2502. Train performance - ok. ~~~~~ 2502 TIMS showed intermittent APS fault. Train performance - ok.  2502 found FC 414/408.    Checked/found 2502 A/c 2-2 motor shorted. Removed U/V/W wires & APS fault cleared. A/c unable to run as it cut-out instantly. Notif 2492893 raised to RSW to C/o CCU.  Kiran/Aqil/Shamil/Akira 45075 Notif 2492893 Name                              : KHAIRUL Date    Of    Occurrence          : 29/05/2023 Last    Service    Date           :   EMU/Equipment/Location            : 501/502 / CCU / 2502 AC 2-2 Equipment Serial No. (if  any)    :   Description Of Fault/Cause        : Found 2502 AC-2 motor                                            shorted.                                     AC cut out instantly when                                        resetted. Measurements    ( if  any )       :   Required   Rectification          : Required CCU changeout