Bosch ECU EEPROM & Flash Data Backup & Restore by Launch X431

This instruction show you guide on how to use Launch X431 devices to backup and restore Bosch MED17.5.25 ECU data.

 

What You Need in This Guide:

LAUNCH X431 X-PROG3

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Note:Please don’t charge the tablet when performing ECU data backup or restore,because charge may affect communication failed.And please make sure your Launch X431 pad have enough power.

 

Procedures:

Enter Launch X431 IMMO Pro menu to select “IMMO PROG”

Connect the Dongle,X-PROG 3,OBD port or power supply

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Press “OK” to continue

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Select “Engine”–>”Bosch”–>”Search for ECU Model”

Input engine type information that marked on ECU:MED 17.5.25

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Recommend connect and communicate ECU by USB mode,because a unstable signal could cause ECU damage.

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Turn on USB switch and connect by USB

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Go to “TC1782”–>”View Wiring Diagram”

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Follow the diagram to use special cables to connect the ECU to X-PROG 3

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Back to Launch X431 PAD to select “Read Chip ID”

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Chip ID reading successfully,it meaning connection build well

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Choose backup EEPROM data

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Reading EEPROM,progress

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After reading successfully,input save file name

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Data backup succeeded

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After then just back to menu to select “Back Up FLASH Data”,the steps are same

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And if you need restore,just press “Restore EEPROM Data”,and select the data file you want to restore.

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More test report about Launch X431 please check:Launch X431 Test report

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