Category : Mileage Correction
– how to install Digimaster 3 software
– how to activate Digimaster 3
– how to use Digimaster 3
Digmaster 3 install:
Digimaster 3 software download via the Yanhua official site: http:/iccdp.com/
Click on “Download” and find out the correct software used with digimaster 3
Digimaster 3 operation system:
Windows XP (except version 2002);
Windows 7 32 or 64 bit
Windows 10 (need luck)
For Digimaster 3 Windows 10:
you have to set up something first when you finish Digimaster 3 software installation:
run Digimaster 3 properties and go to compatibilities and tick on run as admin
you’re advised to use Windows 7 without anti-virus application! The path cannot be changed and the app must be saved in the disk C: (if you install it in other disks, you will fail to open the app for use; if you have changed the path, please uninstall and install it again.)
Digimaster 3 activation:
you have to activate your Digimaster 3 tool before use.
the ID number and password can be found in the official site:
->服务支持(Tech support)->客户查询(customers search…)->enter 设备ID号(ID) and 验证码(verification codes) to get the password
Digimaster 3 tech support:
Q1: i cannot open YH data
A1: First, please check if your laptop has been installed Digimaster iii software or not.
right click on the icon of Digimaster 3->properties->search for a target/find file location-> find this (YHBrowser) and open the target data. try to open it for several times then the laptop will view it the default method to open it.
or open it in this way, right click on Yanhua data, open with YH.
the YHBroswer comes with Digimaster 3 that you don’t have to install it yourself.
Q2: The system pops up message like “update again” after Digimaster 3 is updated.
A2: right click on the icon of Digimaster 3->properties->search for a target/find file location under the shortcut-> delete the file (DeviceFiles)
then open Digimaster 3 again
do as tips through Digimaster 3
finish uploading management program
back to Digimaster 3 interface
go to Computer management->update->update to the latest version released by Yanhua
Q3: Digimaster iii machine pops up “Service error. The machine cannot be used. Please use it in the designated area.”
A3: Please send the ID of your device to Yanhua or Digimaster 3 tech support to activate your device. you are advised to use the wired network connection for software update. if you update sw via WIFI, you will be reminded to use the wired network to lift the restriction. if message of the area limit pops up, please deal with it as soon as possible and do not continue to use i; otherwise, it’s possible to be listed in the blacklist.
Q4: Digimaster 3 device blacklist
A4: same as area limit.
Please send the ID of your device to Yanhua or Digimaster 3 tech support to activate your device. you are advised to use the wired network connection for software update. if you update sw via WIFI, you will be reminded to use the wired network to lift the restriction. if message of the area limit pops up, please deal with it as soon as possible and do not continue to use i; otherwise, it’s possible to be listed in the blacklist.
Q5: When the machine starts, it pops up “failed to get BIOD information, please unplug and plug to the power supply”
A5: try to shake the machine to listen if you hear something strange or not.
if it sounds strange, you should ship it back for repair;
if not, please disconnect and connect to the power supply again or connect it to another power supply.
it’s possible to fail to get BIOS info if you have install application like Digimaster 3 in your laptop. if so, you could search for the driver yourself to solve the issue or install Digimaster 3 sw in another laptop.
how to search for driver:
computer management->device management->universal serial bus controller->usb serial converter (right click on “usb serial converter” to update driver software)
->browse the computer to search for application software; manually search for and install driver software
->browse: C:\Program files\Yanhua\YHSMDS3CN
but, if all tips above don’t work at all for you, you have to send your machine to the factory to flash application.
note that you are not allowed to disassemble the machine on your own, which may lead to extra cost for maintenance.
Q6: “cannot find out the chip” when the tool is reading chip data saved
A6: check if the real chip type is the same as the chip type in sw option or not, then check the desolder work (desolder again if necessary)
Q7: how to use TMS370 adapter
A7: TMS370 adapter is used alone. you don’t have to connect it with Digimaster 3. you can go to the official site and download the corresponding sw. when connected, the computer must have a 9-pin com port (not usb port).
to name data read out by TMS370, you have to add .bin when save data
Q8: cannot run Digimaster 3 on Windows 7 system
A8: go to Digimaster 3 properties->compatibilities->run as admin->ok->update
Q9: the machine prompts “failed to operate the device, please check the connection”
A9: check the connection to the usb cable or change another usb cable
Q10: how to update Odometer Correction Tool Digimaster 3
A10: you can update Digimaster 3 online:
管理中心(management center)->产品升级(product update)->软件升级(software update)
you can also update sw via the computer if you have Windows 7 system:
connect the machine to the computer and then click on Update
Q11: How to connect Digimaster 3 to a laptop/computer and how search data saved (that is read out by Digimaster 3)
A11: you can take out the SD card from Digimaster 3 machine and put it into a car reader to connect to a laptop to get data read out; also, you can connect Digimaster 3 directly to the laptop:
go to the official site and download D3 TOOLS software;
connect D3 and the laptop using a mini USB cable;
then you can read data in my computer->mobile device
directly connect D3 and the laptop using a mini USB cable;
pop up info from Windows Mobile device center and connection succeeds;
click on “not set up” and connect;
click on file management->NandFlash->YHTech->User
(if you want read data from the D3 SD card, firstly you should install Digimaster 3 and the like)
Q12: Digimaster 3 update fails/ network connection fails/ pops up a network error
A12: the cable used for network and connected to D3 should be distributed by the router. if you fail to update sw, please try to:
go to management center->restore setup of the network card->yes->save setup and D3 restarts;
then go to management center->remote help->IP address setup->obtain IP automatically->save setup and manually restart;
again, connect to the network and update software
Q13: D3 machine asks users to update sw again and again
A13: go to management center->file processing->next->operation 3: delete the file->ok
again, connect to the network and download management application
Q14: Digimaster 3 has a black screen/ fails to start
A14: try to flash kernal:
check if there is a NK file inside the D3 SD card or not;
(NK file is a must for kernal flash)
flash kernal with the NK file;
press 1+keyboard button under F1 on the main unit;
connect the machine to the power supply;
the screen will display some words in English under the logo;
then press OK;
the machine will automatically flash kernal itself
Q15: SD card inside D3 how to flash
A15: back up data in the SD card, then format it, and go to the official site to download SD card file:
download the file and unzip it in a laptop with no anti-virus software installed;
copy all to the SD card;
Tech support from obd2tool.com