In this instruction, obd2tool will show you guide on how to use XPROG programmer to reset BMW FRM3.
XPROG Programmer Reset BMW FRM3 Procedures:
Remove BMW FRM module from vehicle,then disassemble cover.
Open the diagram connection
And follow above diagram to weld 3M25J adapter on FRM PCB
Connect XPROG programmer to PC and run XPROG software
Then click “Device” button on the toolbar
Select “MCU/MPU”–>”Freescale 9S12XE”–>”MC9S12XEQ384_D-FLASH”
Select “New”–>”Read Device”
After reading procedure completing,click “Save” button to save the data file on your PC
Now close XPROG software,and run “dflash to eee” software
And then open the data file you save just now
Now conversion complete,it will show below information
The “dflash_to_eee” file will prompt you to save the new data file,here name it as “eprom”
Now run XPROG software again
Select “Erase” button
XPROG will start erasing device
After then,it will ask you to set number of sectors for EEPROM partition
We will set value to 16,then click “OK”
After proceed,select “MCU/MPU”–>”Freescale 9S12XE”–>”MC9S12XEQ384_EEE”
Click “Open” button to load the eprom(save just now)
Click “Write” button
After writing proceed complete