If this chip fails, the phone will typically not charge, fake charge (percentage goes up but battery voltage doesn't), or drain the battery rapidly while plugged in.
Let’s say you have a short on the +VCC_CORE rail. Instead of guessing, search for 'PL701' in the boardview. It instantly highlights the CPU power inductor and every capacitor connected to it. Dkl50 La-e802p Boardview