Working Secret Codes for Samsung Mobile Phones (s5, s4, s3)

Samsung Galaxy S5 Codes

Samsung Galaxy S5 is the latest android based mobile launched by Korean Giant Samsung having a 5 inch full HD display and running on Android 4.4 kitkat. Below are some working Samsung Galaxy s5 codes. Below secret codes should also work fine on other Samsung devices such as Samsung Galaxy S5 Mini, Samsung Note 3, Samsung Galaxy Grand
Code to find the IMEI numbe for Samsung galaxy s5 mobile phone *#06#
to check software version of phone *#1234#
to check software and hardware information *#12580*369#
Battery status (ADC, RSSI reading) *#0228#
Camera Firmware Standard *#34971539#
Service Mode *#32489# (or) *#1111#
Service Menu *#0011#
Factory data reset galaxy S5 *#7780#
USB service *#0808#
To Enter into Service mode *#9090#
FactoryKeystring *#7284#
Full factory reset (Don’t dial it does not ask you to confirm unless you have problem) *2767*3855#
*#0*# This is a test mode, to check various hardware components of your Samsung Galaxy S5, such as to check Bad dead or struck screen pixels.
loopback test *#0283#
2nd Self Test Mode *#7353#
Change the CSC code (Changing the CSC will factory reset your phone) – *#272*#
A Request Please let me know if any of the above codes doesn’t work. Do comment if you have more codes and I will update this post.

Samsung Galaxy S3, S4 Codes

Below are some working Samsung Galaxy s4 codes. These secret codes should also work fine on other Samsung devices such as Samsung Galaxy S2, Samsung Note 2, Samsung Galaxy s3, Samsung I9305 Galaxy S III, Samsung I9300 Galaxy S III, Samsung I8190 Galaxy S III mini and Samsung I9300I Galaxy S3 Neo

For IMEI Number: *#06#
For RAM Memory version: *#*#3264#*#*
For FTA SW version: *#*#1111#*#*
For FTA HW version: *#*#2222#*#*
For Touchscreen version: *#*#2663#*#*
To test Bluetooth: *#*#232331#*#*
To display Bluetooth Physic Address: #*#232337#*#
To test secret GPS: *#*#1472365#*#*
To test other GPS: *#*#1575#*#*
To test WiFi/Wireless LAN of phone: *#*#232339#*#* or *#*#528#*#* or *#*#526#*#*
To display Wi-Fi MAC Address: *#*#232338#*#*
To test Vibration and Back-light of device: *#*#0842#*#*
To test Proximity/Distance Sensor: *#*#0588#*#*
To test Touchscreen: *#*#2663#*#*
For Audio Test: *#*#0289#*#* or *#*#0673#*#*
To launch Service Mode: *#*#197328640#*#*
Hidden Service Menu (Motorola Droid): ##7764726
Field Test: *#*#7262626#*#*
To format the phone: *2767*3855#
To Restore Factory Settings: *#*#7780#*#*
To create Immediate backup of your multimedia files: *#*#273282*255*663282*#*#*
To display Phone Information: *#*#4636#*#*
To get detailed Camera Information: *#*#34971539#*#*
For Software & Hardware Information: *#12580*369#
To display HSDPA/HSUPA Control Menu: *#301279#
To start GTalk Monitoring: *#*#8255#*#*
To get PDA, Phone, H/W and RF Call Date: *#*#4986*2650468#*#*
Displays Build Time and Change List number: *#*#44336#*#*
Packet Loopback Test: *#*#0283#*#*
LCD Display Test: *#*#0*#*#*
Enter Service Menu (on New Phones): *#0*#
Diagnostic Configuration: *#9090#
USB Logging Control: *#872564#
System Dump Mode: *#9900#
View Phone Lock Status: *#7465625#
Executes Emergency Dial Screen to unlock PUK Code: **05**#
Enables Voice Dialing Logging Mode: *#*#8351#*#*
Disables Voice Dialing Logging Mode: *#*#8350#*#*
Change behavior of Power button: *#*#7594#*#*

A Request Please let me know if any of the above codes doesn’t work. Do comment if you have more codes and I will update this post.