How to Backup and Restore VW MED17 EEPROM FLASH by Launch GIII?

Launch X431 X-PROG3 released mega-update in IMMO Program V10.06- adding Siemens engine ecu support in the new version.

Here is a demo guide on reading, writing, backup and restoring bosch and siemens engine ecu eeprom/flash data by Launch X431 Pad (Immo Pro Pad, PAD V, PAD VII, Trottle PAD etc) and X-PROG3 (GIII).

Engine ECU example: Bosch VW MED17.5.25

Run Diagnostic App enter Immo Prog module

Connect the dongle x-prog 3 obd port or power supply as the diagram and click ok

Select Engine- Bosch- Search for ECU model-TC1782

Read the info carefully we can see we’d better use usb communication mode because an unstable signal could cause ecu damage.

ECU may be damaged due to erratic reading and writing data of Bluetooth or WiFi on bench mode. Do use USB to connect the tablet and connector.

Exit and go to Home menu, enter Setting- USB management, enable USB option

then connect device with x-prog3 by usb cable

Select ECU TC1782 and View wiring diagram

Connect ECU with X-PROG3 via bench cables

Read chip ID

Chip id reads succeed meaning well communication is built then we can start backup or restore ecu data

Backup EEPROM data

Backup Flash data

Restore EEPROM Data

Restore FLASH data

Please don’t charge the tablet when we are back up or restoring the data, and ensure the battery is not too low.

Check:  

Launch X431 X-PROG3 Car and EEPROM List.xlsx

Launch X431 X-PROG3 User Manual.pdf