User's Manual

LAUNCHLAUNCH
56 57
www.x431.com [phone] www.x431.com [phone]
Note: For inial update, user needs to go through a registraon process.
Once you nished it, the registraon screen will not appear again each me
you click the Device Upgrade buon in the future.
3. Copy the update package into the memory card.
1). Install the memory card from the tool into the supplied memory card
adaptor and insert it into the USB port of the computer.
2). Reopen the update tool, select the updates you would like to perform or
click Select All, and then click Download to start downloading the update
package into the memory card.
4. Reinsert the memory card into the tool and start update.
1).Once all steps are complete, reinsert the memory card into the tool and
power up the tool via USB cable.
2). The tool starts verifying the consistence of the local les with the les in the
memory card. If di󰀨erence exists, the tool will automatically start updating
and a green update progress bar will appear on the bottom of the screen.
Be patient to wait until the update is completely nished.
9. FAQ
Here we list some frequently asked questions and answers relating to this tool.
Question: System halts when reading data stream. What is the reason?
Answer: It may be caused by a slackened connector. Please turn o󰀨 the tool,
rmly connect the connector, and switch it on again.
Question: What to do when encountering screen flickering or font damage
during use?
Answer: This bug can be xed ONLY by doing the following:
1. Keep the memory card inserted into the tool and then connect the tool to
the PC via USB cable.
2. The system will automatically upgrade the rmware and then reboot.
Note: Although the tool can get power from vehicle’s OBD II port via the
diagnosc cable, it only allows users to perform vehicle diagnoscs. It does not
apply to soware update or rmware x operaon.
Do not aempt to connect the tool to the vehicle’s OBD II port to x this bug.
Question: Screen of main unit ashes at engine ignition start.
Answer: Caused by electromagnetic disturbing, and this is normal
phenomenon.
Question: There is no response when communicating with on-board
computer.
Answer: Please conrm the proper voltage of power supply and check if the
throttle has been closed, the transmission is in the neutral position, and the
water is in proper temperature.
Question: Why are there so many fault codes?
Answer: Usually, it’s caused by poor connection or fault circuit grounding.
Question: What to do if the tool fails to boot up?
Answer: Please connect the tool to the USB port of a computer to fix the
rmware.