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How to Update and Flash Firmware Program for MB SD C4?

How to Update and Flash Firmware Program for MB SD C4?

1. Pls do not delete main unit firmware program, or you meet the following pic problem: "DCDI_eErrorCode=204 (204)", WiFi cannot be set, the SD C4 number also cannot be set. You will need to update and flash firmware program for MB SD C4, as it caused by that the main unit firmware program is deleted.
How to do? you can check this MB SD C4 Main Unit Firmware Update Flash Software.



Need to update these three files, pls update via the following order:
02—>01—>03

Tip: During update procession, pls kindly note the following tips: need to install new battery
obd2 cable needs to be connected with the vehicle for charge power, or if you cannot connect with the vehicle, you can use OBD 12V power to replace it, or it will
tell you that error code 662 update failed.