So now you will come to know all the hidden/secret codes which can be used in your Google Android phone . From these secret codes you would be able to access all those things in your Phone which are not accessible by default.
Phone and Battery information Code:
*#*#4636#*#*
Factory Data reset Code:
*#*#7780#*#*
Full Factory Format Code
:*2767*3855# (Dangerous)
GTalk Service Monitor Code:
*#*#8255#*#*
Camera Firmware settings Code :
*#*#34971539#*#*
Service mode Codes:
*#*#197328640#*#*
This code can be used to enter into Service mode. You can run various tests and change settings in the service mode.
WLAN, GPS and Bluetooth Test Codes:
WLAN test (Use "Menu" button to start various tests)
: *#*#232339#*#* OR
*#*#526#*#* OR
*#*#528#*#*
Shows WiFi MAC address :
*#*#232338#*#*
GPS test :
*#*#1472365#*#*
Another GPS test :
*#*#1575#*#*
Bluetooth test :
*#*#232331#*#*
Shows Bluetooth device address :
*#*#232337#*#
Codes to launch various Factory Tests:
Packet Loopback :
*#*#0283#*#*
LCD test :
*#*#0*#*#*
Melody test :
*#*#0673#*#* OR
*#*#0289#*#*
Device test (Vibration test and BackLight test) :
*#*#0842#*#*
Touch screen version :
*#*#2663#*#*
Touch screen test :
*#*#2664#*#*
Proximity sensor test :
*#*#0588#*#*
RAM version :
*#*#3264#*#*
Codes to get Firmware version information:
PDA, Phone, H/W, RFCallDate :
*#*#4986*2650468#*#*
PDA and Phone : *#*#1234#*#*
FTA SW Version :
*#*#1111#*#*
FTA HW Version :
*#*#2222#*#*
PDA, Phone, CSC, Build Time, Changelist number :
*#*#44336#*#*
To get the Top Ten secret codes click on the below link: