Skip to main content

Posts

Showing posts from November, 2025

Launch X-prog3 Red Light Cannot do Firmware Fix Solution

Problem: Launch X-prog3   red light turns on. No communication with it so can’t do the firmware fix. How to fix it? Solution: In this case, it may need a   factory repair.

Clone BMW MSD85 DME with Launch X431 and X-prog3

The goal was to clone a DME from a 2014 BMW X6 M (using the MSD85 module) for a customer who continued to experience misfires even after repairs.  The solution? Clone its data—EEPROM (for security info like the ISN) and Flash (for calibration and operational data)—to a healthy donor unit.   Required Tools and Setup: LAUNCH X431 Tablet (here use   Launch X431 Pro3s+ Elite , IMMO Plus, PAD, PRO5 and Pro3 series can do the same) X-prog3 Programmer External power supply is essential. Donor and Original DMEs: Both MSD85 variants. Procedure: 1. Reading the Original DME Go to IMMO Prog function, select DME type MDS85, check wiring diagram without MCU3 adapter. How to connect Launch X431 with MDS85 DME via x-prog3? The connection process was straightforward: The Launch tablet was connected via USB to its interface. The interface was linked to a dedicated programmer. A custom harness was used to connect the programmer to the DME, following the pinout diagram (involving two power, ...

Launch X431 Pro3 SmartLink vs Autel MK908 Pro II

What’s the difference between Launch X431 Pro3S Smartlink and Autel MK908 Pro II? Which is better?   Here comes the comparison. Item Launch X431 Pro3S+ Smartlink / Pro3 V+ Elite SmartLink Autel MaxiCOM MK908 Pro II System Android 10 Android 10 Processor 4.0 core 2.0GHz processor 8-core processor RAM 4G 4G ROM 64G 128G Screen 10.1 inch 10.1 inch Resolution 1280 x 800 1920×1200 WiFi dual 2.4GHz & 5GHz dual 2.4GHz & 5GHz Battery 6300mAh/7.6V 15000mAh Full system diagnostic Yes Yes Live Data PIDS 4 in 1 5 in 1 AutoVIN Yes Yes,   AutoVIN 2.0 Pre & Post scan Yes Yes Datastream 12 in 1 12 in 1 Special functions 39+ 38 Bi-directional Active Test Yes Yes VAG Guided Function Yes Yes BMW Test Plan (Guided function) Yes – PIN detection Yes – ECU Coding Yes Yes ECU Programming – Yes Super Remote Diagnostics Yes Yes J2534, D-PDU, RP1230 Protocols Yes KWP, CAN, UDS, OBDII, J2534 CAN FD, DoIP protocol Yes No built-in CAN FD Gateway Unlock FCA, Renault, VAG, EU Benz FCA, VAG, Nissa...