How-to: renew and unlock BMW F series CAS4 remote key with CGPro 9S12 programmer.
CGDI BMW detected this used remote as Unlocked.
*Select Huf-F series 434 Mhz if cannot find PCF7953 434MHz. This has been verified working.
CG Pro will show you the wiring diagram
1-VBAT
12-VSS
6-P10 MSCL
7-P11 MSDA
*Follow wiring diagram above if it is the same as the image above, otherwise, solder point using a multimeter.
Connect key board with CGPro via eeprom adapter
check connection again, in CG-Pro software, press Renew icon, cgpro starts unlocking remote until finished
Disconnect wiring, reinstall the battery and key shell.
Check remote status, it is unlocked.
Done.