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o.k fan work with just charger, but its not charge the battery the charging symbol apper just for 1 secound, there is green and orange light, and its work just with charger..
Did you try known good battery?
Better to test with an old original, instead of crappy chinese bat.
If liquid spilled on battery electronic board, it must be changed.
update:
r7115/6 and c7115 didnt seat wall...after out the right i was charge but just to 50% , now its not charging and just green light.
i was replace the battery again and the IO and the same.
Exact PPBUS_G3H voltage (without battery)?
Check if SYS_DETECT_L is 0V.
Post voltage and diode mode to ground at SCL/SDA lines of battery bus.
Be sure ISL6259 is properly soldered.