fan spin for 1 sec then stop and no loop or it do fan spin every tot seconds ? when u plug magsafe, fan spin then stop and stay in stop mode also if u wait like 60 seconds ? check bios area, bios spi connector for corrosion, check cpu data lines. also check r1270, r1275 also l1290, l1275 and so on in that area

check if cpu vcore comes when fan spin.

connect a cable from pp3v3_s0_bkl_vddio to lvds_bkl_pwm_rc

fixed it yesterday after getting in more error message focus.
https://www.youtube.com/watch?v=duXxWDUk2UI
i come into this video and after doing that macbook worked again

hi mon

diode value are the following:
2,25 : 0.900
1,25: 0.640
0.88 : 1.220
0,9 and 1,2 i have to remove board as they are on the other side of it.

the error is: there was a problem during installation. it's just a generic error....

hi all, just got this macbook from a parent. it was previously water spilled. my cousing took it to a repair shop where they cleaned the water spot corrosion and make it boot again, but they were not able to reinstall osx. after that my cousing bring it to me, but im facing same problem. neither in dfu, usb osx installation media , neither internet recovery works.
in disk utility, it see 245gb ssd, i can inizialize it and start reinstalling osx, but at some point it will give me error. i read somewhere that it could be a bad caps, but all values loks good. i checked also pp5v_s2 coil and...