TC after changing end reported air-con fault at rear DT car air-con unit #1. Unable to reset. Car wa s cooling. ~~~~~ To check 2658 A/C 1-2 evap unit for leak TC after changing end reported air-con fault at rear DT(3658) car air-con unit #1. Unable to reset. Car was cooling. CE: 3658 #1 AC Unable to Reset.Fault Code 527. Ac warm.Temp 28.7*C  3658 A/c 1-1 compressor motor found shorted to GND. Removed/tagged wires U/V/W. Notif 2484128 raised to c/o CCU. (Done by Irwan/Syahid of Team Q on 28/04/2023) #3658 A/c 1-2 found coolant fault. LP = 60psi, HP = 100 psi. Charged up freon 407 & fault cleared. After charging freon, LP = 30psi, HP = 120psi. OPS 20 raised to check evaporator unit for any leakage.  Haiqal/Zul/Koon PL/Farid 45044 Notif 2484128 Name                              : Elfyan Date    Of    Occurrence          : 28/04/2023 Last    Service    Date           :   EMU/Equipment/Location            : 657/658 / AC Comp motor /                                        3658 A/C 1-1 Equipment Serial No. (if  any)    :   Description Of Fault/Cause        : A/C compressor motor UVW                                         shorted Measurements    ( if  any )       :   Required   Rectification          : Required C/O