Hextag Clone BMW Bosch ECU MG1 without Opening ECU

The newly developed Tricore module enables Hextag programmer to clone many ECUs without opening ECU (factory mode). Here’s an example of cloning Bosch ECU MG1SC003 in factory mode.

HexTag Programmer With Power Module 139 580

Main steps:

1.Backup original ECU data

2.Backup donor ECU data

3. Clone ECU

 

1.

Open Hextag software

Hextag Clone Bmw Mg1 Ecu 1
Select BMW->Bosch MG1CS003 SPC5777 ECU->Factory Mode (No Need to Open ECU)

Press Writing

Hextag Clone Bmw Mg1 Ecu 2
Check MG1 wiring connection
Follow wiring to connect ECU with Hextag and power adapter without opening ECU
Press ECU Info

Hextag Clone Bmw Mg1 Ecu 3

Hextag Clone Bmw Mg1 Ecu 4
Hextag shows some important info like ISN in BMW
Make backup for both ECU for precaution.

Hextag Clone Bmw Mg1 Ecu 5

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Reading very fast

Hextag Clone Bmw Mg1 Ecu 7

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Read data completed. Save original ECU data

 

2.

Hextag Clone Bmw Mg1 Ecu 9
Now we connect the donor ECU and make a backup
Check ECU info
Press Backup

Hextag Clone Bmw Mg1 Ecu 10
Save donor ECU data

 

3.

Hextag Clone Bmw Mg1 Ecu 11

We will make a “Restore”

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Choose original ecu data
Writing is slower than reading. Depends on flash contents

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Write completed.

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Check ECU info and check ISN, should be the same as original ECU.

Done.

 

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