OBDSTAR X300 Classic G3 can read and write Mercedes-Benz CPC2.4 TC1793 ECM with MP001 and BOOT mode. 120Ω Resistor is required to connect. Ensure the network connection is normal and the 12V power supply is connected well during the operation.
Preparation:
Mercedes-Benz CPC2.4 ECM
120Ω Resistor
Main cable
12V/5A Power Supply (DC)
OBDSTAR X300 Classic G3 Key Programmer
Operation guide:
Select ECU Flasher>> ECM>> ECM software (i.e.V30.90)>> cpc>> BENZ DELPHI CPC2.X TC1793
Check the Boot and PIN diagrams
BENZ DELPHI CPC2.X TC1793 Pinout diagram to OBDSTAR G3:
| ECU | TOOL |
| C-Pin 2, 3 | 12V (16) |
| A-Pin 18 | 12V (16) |
| C-Pin 4 | GND (4+5) |
| A-Pin 27 | CAN L (14) |
| A-Pin 11 | CAN H (6) |
Solder according to the wiring diagram
Then connect OBDSTAR MP001 Programmer, Benz ECM and X300 Classic G3 properly, need to connect the 120Ω Resistor as well
After connection, select BOOT and MP001 mode and perform the read and write operations.
Connect ECU
Read INT Flash (TC1793) and save data
Read INT EEPROM (TC1793) and save data
Write the original INT Flash and EEPROM data into the new Benz ECM
All read and write operations are complete, disconnect the ECU.
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