My Samsung Mobile is Automatically Charging without Charger Plugged In

My Samsung Mobile is Automatically Charging without Charger Plugged In. Samsung Galaxy Y GT-S5360 Showing Charging Bar without plug in Charger Fix

My Samsung Mobile is Automatically Charging without Charger Plugged In video duration 45 Second(s), published by mohan bane on 20 06 2014 - 14:10:06.

It's may be my phone malfunction or some what but it's automatically charging without charger plugged in
How to bring it to normal situation
Is my Samsung Samsung S5 charging port replacement shown in 20 minutes complete full process.

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GT-S5360 Charging Problem Samsung galaxy young Charging Showing Always.
Not Charging Charging Automatic Charging Charging Problem Solve
GT-S5360 Charging Problem .

It's may be my phone malfunction or some what but it's automatically charging without charger plugged in. How to bring it to normal situation. Is my Samsung Mobile is automatically Charging because of a battery Malfunction or what.
Suggestions please.