MacBook Air 820-01521 Dead (Water Damage)

[multitech]

hi everyone, customer came with a MacBook Air 13 Retina 2018 820-01521 dead, she dropped some tea on it.
i found corrosion on U6960 and U7650, i already replaced.
On USB Meter i have 5V 0A.

PP3V3_G3H_RTC = 0.800V
P3V3G3H_PHASE = 0.800V
PP3V3_G3H = 0V
PP5V_S5_LDO = 2.5V
PPBUS_G3H = 12.33V
PP3v3_UPC_XA_LDO = 3.3V
PP3v3_UPC_XB_LDO = 3.3V

I also tried to restore it using a 2014 Macbook air but no DFU device found.

Thank you.