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Bosch EDC17C49


STEP 1

Find SAK TC1797 EEPROM memory and unsolder it


STEP 2

Using a programmer, read the content of the ECUs EEPROM memory

Find the values in addresses from 8108-810D (marked in blue)

Read values: 07 | EA | DA | 74 | A4 | 99

 ATTENTION: The picture shows example values.
These values are different in every ECU.


STEP 3

Remove 24C02 memory from S.O.S Pro Emulator


STEP 4

Write these values  onto the 24C02 memory unsoldered from s.o.s pro emulator.


STEP 5

  Solder back the 24C02

 Use tin to bridge leg 7 and 8 of the 24C02   memory

 To choose the program you have to solder   specific jumpers on the Emulator

  (If it doesn’t work, solder jumpers 2+4+5+6 )  

 STEP 6
 Connect the S.O.S Pro Emulator to the ECU according to the diagram below.

Attention!

Disconnect antenna coil from ignition switch!


Video

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