Xperia u fake charging problem

[Akashdeep]

whenever I connet charger to my Xperia u it starts charging but red led doesn't light up and battery is continuous dropping

[Uliwooly]

Does this happen when you charge your phone through a 

1) wall charger?

2) computer?

3) are you using Sony USB cable and/or charger? 

[Akashdeep]

yes I have original sony charger

[Akashdeep]

problem is occurring with both wall charger and computer

[Uliwooly]

Have you try the basic? repair your phone with SUS or PCC?

Update Service (SUS)

http://www.sonymobile.com/gb/tools/update-service/

http://www-support-downloads.sonymobile.com/Software%20Downloads/Update_Service_Setup-2.11.12.5.exe

PC Companion (PCC)

Bridge (for Mac)

Alternatives on How to backup Xperias

http://talk.sonymobile.com/thread/36355

Don't forget to give Kudos 

[Akashdeep · Accepted solution]

when I restart it, it starts charging normal but sometime later problem starts occurring

[Uliwooly]

Just repair your phone with SUS 

[Akashdeep]

thanx but I am a villager and I dont have a good internet connection

[_alexdon_]

It does not matter,you just have to wait a little longer for the update to install.