Autel IM608 BMW CAS4 5M48H Chip Unlock Failed Solution

Question: Anybody come across this issue? I’m trying to read DFlash or PFlash Cas4 on an F10 BMW  5M48H -with Autel IM608 outcome it reaches 7% and then says chip unlock failed. (I’m using xp400Pro).


			Autel IM608 BMW CAS4 5M48H Chip Unlock Failed Solution


			Autel IM608 BMW CAS4 5M48H Chip Unlock Failed Solution


			Autel IM608 BMW CAS4 5M48H Chip Unlock Failed Solution


			Autel IM608 BMW CAS4 5M48H Chip Unlock Failed Solution

Solution:

These soldering points don’t look good.
Check wiring diagram on im608


			Autel IM608 BMW CAS4 5M48H Chip Unlock Failed Solution

you also have not removed resistors and a component marked with Ts.

Good going for using a module from a breakers yard, look up godiag test bench, no need to solder then

https://www.obdii365.com/wholesale/godiag-gt100-with-cas4-and-fem-bdc-test-platform.html

Or you can go Yanhua Mini Acdp and you’d already be done, no removal of anything.

Feedback:

It turns out I have to remove a few components (T1,T2,T3,T4) before it can be read, and re-solder them afterwards.

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