10 FAQ
Q: Why does MUCAR CDE900 PRO have no responses when it is connected to a car?
A: Check if the connection with the vehicle diagnostic socket is solid, or check if the ignition switch is on, or if the tool supports the car.
Q: Why does the system stop when reading the data stream?
A: It may be caused by a slackened connector. Please turn off the scanner, firmly connect the connector, and switch it on again.
Q: Communication error with vehicle ECU?
A: Please confirm the following cases:
· Whether diagnostic connector is correctly connected.
· Whether ignition switch is ON.
Or, send your vehicle's year, make, model and VIN number to us using Feedback feature for timely technical assistance.
Q: Why does the screen flash when the engine ignition starts?
A: It is normal and caused by electromagnetic interference.
Q: How to upgrade the system software?
A: 1.Power on the tool and ensure a stable Internet connection.
2. Go to "Settings" → "Update"→ "App" , tap "OTA" and then tap "check version" to enter the system upgrade interface.
3. Complete the process by following the instructions on the screen step by step. It may take a few minutes depending on the status of your network.
After the upgrade is finished, the tool will automatically restart and display the main interface.
Q: How to capture the screenshot?
A: Pull down the taskbar and click on the screenshot icon to capture the current screen, it will be saved in the Photo Album module.
Q: What should I do when it prompts that the network is unavailable?
A: Pull down the task bar, click the WIFI icon to connect to the available network.
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