Magneti Marelli IAW4EF.P4

STEP 1

Find 25080 EEPROM memory and unsolder it

STEP 2

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

Find the values in addresses from 092 – 095 (marked in blue)

Read values: AD | 8F | 60 | C6

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

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

Attention!

Cut off pin 13 or disconnect Immo Box!

Video