Android General Codes are:
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*#0*# – This code will enable you to enter the service menu on newer phones like Galaxy S III.
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*#06# – To Display's IMEI number.
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*2767*3855# – To format your device i.e To delete everything on the phone memory.
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*#7780# – Reset the /data partition to factory state.
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*#4636# – This code will display your usage statistics and battery. (older version)
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*#273282*255*663282# – This code helps you to back up all media files on your mobile.
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*#197328640# – This code will send you to the test mode, to test various functionality of your mobile.
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*#1111# – This code will display FTA software version.
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*#1234# – This code will show PDA and firmware version.
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*#232339# – For wireless LAN tests.
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*#0842# – This code is used for Backlight/vibration test.
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*#12580*369# – Display's Software and hardware info.
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*#2664#* – This code is used for Testing the touchscreen.
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*#9900# – System dump mode.
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*#9090# – Diagnostic configuration.
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*#34971539# – Will display Detailed camera information.
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*#872564# – USB logging control.
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*#301279# – HSDPA/HSUPA Control Menu.
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*#7465625# – This code will display phone's lock status.
Basic Codes:
(1) *#7780# - This code is used for factory restore setting.This will remove Google account setting and System and application data and settings.
(2) *2767*3855# - This code is used for factory format, and will remove all files and settings including the internalmemory storage. It will also re install the firmware.
(3) *#4636# - This code show information about your phone and battery.
(4) *#273283*255*663282# - This code opens a File copy screen where you can backup your media files e.g. Images, Sound, Video and Voice memo.
(5) *#197328640# - This code can be used to enter into Service mode. You can run various tests and change settings in the service mode.
(6) *#7594# - This code enable your "End call / Power" button into direct power off button without asking for selecting any option(silent mode, aero plane and power-off).
(7) *#8255# - This code can be used to launch G Talk Service Monitor.
(8) *#34971539# - This code is used to get camera information. Please avoid update camera firmwareoption.
W-LAN, GPS and Bluetooth Test Codes:
(1) *#232339# OR *#526# OR *#528# - W-LAN test (Use “Menu” button to start various tests).
(2) *#232338# - Shows WiFi MAC address.
(3) *#1472365# - GPS test.
(4) *#1575# - Another GPS test.
(5) *#232331# - Bluetooth test.
(6) *#232337# - Shows Bluetooth device address.
Codes to launch various Factory Tests:
(1) *#0842# - Device test (Vibration test and BackLight test).
(2) *#0588# - Proximity sensor test.
(3) *#0*# - LCD test.
(4) *#2664# - Touch screen test.
(5) *#2663# - Touch screen version.
(6) *#0283# - Packet Loopback.
(7) *#0673# OR *#*#0289#*#* - Melody test.
(8) *#3264# - RAM version.
Code for firmware version information:
(1) *#1111# - FTA SW Version.
(2) *#2222# - FTA HW Version.
(3) *#44336# - PDA, Phone, CSC, Build Time, Changelist number.
(4) *#4986*2650468# - PDA, Phone, H/W, RFCallDate.
(5) *#1234# - PDA and Phone.
