Update on MCU Support & Downloads


  • To prevent upgrade errors, we have removed the public download links for MCU firmware. This is because required versions differ across models (e.g., G13, Vivid11) and even production batches.

    If you are experiencing CAN Bus issues, steering wheel control problems, or other MCU-related malfunctions, please contact our support team directly. We will provide you with the correct firmware for your specific device.

    Thank you for your understanding.



  • Hola. Tengo el G13 y necesito el MCU correcto para mi Toyota 4runner 2015 con llave Inteligente. 


  • @Paulo Villalba Could you please let us know the issue so that we could check if MCU update is needed or not?


  • Salve mi potreste dire l'ultimo aggiornamento mcu per il px6 max10 ?grazie


  • @Vittorio Menconi Hi there, we do not suggest MCU update if the radio is working in good condition.


  • Hi, I have this model PX5: MTCE_HA_V3.40db_1.

    The issue that I have is that the Radio stopped working. Everything is fine, but I cannot listen to the radio.

    A new MCU could solve this? If yes, can you help me with this?

     


  • @Support Dasaita non mi va assolutamente la radio..


  • @Marcelo Eguino We are wondering if you have already proceed the factory reset or not, we don't have newer MCU for PX5 currently.
    If stil no luck after the factory reset, it may be hardware issue.


  • Andriod version - 13

    Build number - qcm6125 13  s10A_123

    MCU version - mtchs_ha4z_v4.14e_1

    Can I update to mtchs_ha4Z_v4.16x?


  • Salve dove trovo aggiornamento mcu 


  • Hello! Can sand me an updates for:Model:px5

    Vers 

    px5-userdebug 8.0.0 OPR5.170623.007 eng.hct.20181210.165451 test-keys 

    Ver МСU 

    MTCE HA V3.10_1 

    Apr 11 2019 10:14:06

    Serial n:

    799704E6A1AA6170 

    Proc 

    8core 64-bit CPU Coretex-A53 a 1.5G


  • @Keith Guin You could update to MCU(4.17a):
    https://www.dropbox.com/scl/fi/6g03cdcsfz2ynsk2wnimm/hmcu.img?rlkey=cqxi7l0uaogy9tc8zdpr82329&dl=0

    Tips:
    1.Download above update file via your computer/laptop.
    2.Format USB drive to FAT32.
    3.Copy the file “hmcu.img” to the root directory of USB drive.    
    4.Insert USB drive into the unit via USB cable.
    Go "Settings > System > MCU updates" to start the update.


  • @Nino Liga Please go to Settings > About Machine and send us the Build Number and MCU version.



  • I need updated MCU, the tablet has crashed and it needs restoring and reinstalling...


    Android/px5/px5

    8.0.0/OPR5.170623.007/hct08091015
    userdebug/test-keys

    Número de compilación
    px5-userdebug 8.0.0 OPR5.170623.007 eng.hct.20180809.101522 test-keys

    versión MCU
    MTCE_HA_V2.89_1
    Jul 17 2018 11:18:53

    Número de serie
    D67974CF61E77A70

    CPU

    8 core 64-bit CPU Coretex-A53@1.5G

    Modelo
    px5(1024×600)

    Versión de Android
    8.0.0

    Nivel de parche de seguridad de Android
    5 de octubre de 2017

    Versión del kernel
    4.4.93+

    rocky@hctr930 #336

    Wed Jul 25 15:14:13 CST 2018


  • Looking for firmware and MCU updates for QCM6125 Android G13 unit for Toyota Tacoma 3rd Gen 2016-2023. I am having an issue where the unit is frequently rebooting / restarting.

    Model:
    QCM6125

    Android version:
    13

    Kernel version:
    4.14.190 #277 Wed Sep 3 19:13:10 CST 2025

    Build number:
    QCM6125 13 S10A_123 eng.hct.20250903.190343 NA-V2.1

    MCU version:
    MTCHS_HA4Z_V4.16f_1
    Jul 30 2025 16:20:57


  • I need MCU, current version. 

    CANBus OuDi does not show Mercedes. Steering wheel controls not working. Request latest MCU for my unit.

     

    Model: QCM6125

    Android: 13

    Build: S10A_123

    MCU: MTCHS_HA4Z_V4.16f_1

     


  • @Nicholas Duran 

    Hello,

    Thanks for your contact .

    Please provide a picture of your OEM radio and order details so we could locate the model.

    Thank you!


  • 2007 ML350, fiber optic, can bus. Harman Kardon system. 

    Oudi Fiber Optic Decoder, OD-BZ-01 Can Bus decoder

    Model Name

    Android 13 Double Din Car Stereo Radio

    ASIN B0FWB291NX 

    (oem deck removed, oem subwoofer removed, oem dash speaker removed) OEM amp under driver seat, fiber optic, still running and in use. Two additional amps added, each powering a subwoofer. not fiber optic. 


  • @Nicholas Duran 

    Hello,

    Thank you for your details.

    After checking the ASIN :B0FWB291NX  , the parcel doesn't include a plug and play cable. It is universal unit.

    If you bought the Canbus from Oudi,please go Settings>Car>Factory Settings:126 >Canbus>To Select the related choice.

    Thank you for your time.


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