Question:
Is it possible to use Launch X431 ECU Programmer to clone Mercedes-Benz CRD3x.x TC1797 ECU?
Launchx431.fr engineer gives the answer below:
Yes. X431 ECU Programmer can read and write Benz CRD3 EEPROM and Flash data on Bench perfectly. It’s easy to connect device and ECU according to the wiring diagram in the PC software.
Step 1: Connect Launch X431 ECU & TCU Programmer to a computer via USB cable
Step 2: Input crd3 in the search box to quickly obtain the Benz CRD3 ECU model (i.e. Mercedes A- Class 2012-2018) VGS3-FDCT CRD3x.x_TC1797)
Step 3: Select Bench mode
Step 4: Check the direct connection diagram, and connect X-431 ECU Programmer and CRD3 ECU by the Bench cable correctly, and connect power supply as well
Step 5: Read and save the original ECU EEPROM and FLASH data
Step 6: Connect to a new Benz CRD3 ECU, and back up the new ECU data
Step 7: Select the original ECU data to write into the new ECU separately
Disconnect ECU after the writing operation is complete.
Video guide:
Launch X431 X-Prog3 PC Adapter also can clone Benz CRD3x.x ECU in Bench mode successfully.