Sony Service Codes

*#06#                                           IMEI number
*#00xx#                                       Changes language (xx is your country code)
*#0000000#                                 Resets language to auto selection
*#8378*#TEST                           Reset your phone
*#7465625#  *#simlock#            Displays SIM lock status
*#7353273#  *#release#              Display firmware version
*#39482633#  *#EXITCODE#  Shows phone latest failure causes
*#8654#                                       Test phones keystroke
*#77343#  *#PREGE#               Activates MONITOR MODE on J5/J6
*#7669666#  *#SONYMON#    Activates MONITOR MODE on J7/70/27
*#275781#  *#ASKRT1#            Still unknown
*09*(PIN code)#                         Turns PIN code on
#09*(PIN code)#                         Turns PIN code off

*#78737322867973738# *#superfactoryreset#
                                                      Reset personal data (remove SIM card first)
*#73287489263373738# *#securitycodereset#
                                                      Reset security code to 0000 (remove SIM card first)

*#7465625*12*12345678#, 7465625 means SIMLOCK and 12345678 is number
                                        that you get from the unlock program

For SIM code:   *#7465625*XX*(8-digit received SIMcode)#
For WAP code: *#9275625*11*(8-digit received WAP code) #

XX can be:
12 for NCK lock
22 for Provider lock
32 for Network lock
42 for SIM code lock
52 for Subset lock
62 for Corporate lock
72 for IMSI personal
99 for IMSI range