Snap-on Microscan 3 Quick Start Guide
![Snap-on Microscan 3 Scanner manual cover](/images/JiwfzqfkfLioPhVOQyhCmAlb/thumbs/thumb175x175.webp)
To update the Snap-on Microscan 3 Scanner software, connect the device to a computer with the supplied USB cable. Use the ShopStream Connect software, which can be downloaded from the Snap-on website, to check for and apply updates.
If the Microscan 3 is not powering on, ensure that the battery is charged. Connect the scanner to a power source using the AC adapter. If the issue persists, try resetting the device by holding the power button for 10 seconds.
To connect the Snap-on Microscan 3 to a vehicle, locate the OBD-II port, usually under the dashboard. Plug the scanner's OBD-II cable into this port. The scanner should automatically power on when connected.
The Microscan 3 can perform a variety of diagnostics, including reading and clearing trouble codes, viewing live data, and performing system tests on most OBD-II compliant vehicles.
If there are connection issues, ensure the OBD-II cable is securely connected. Check for bent pins in the connector. If the problem persists, try using a different vehicle to determine if the issue is with the scanner or the vehicle's port.
To reset the check engine light, connect the Microscan 3 to the vehicle, navigate to the 'Clear DTCs' function, and follow the on-screen instructions to clear the trouble codes.
To view live data, connect the scanner to the vehicle, select the 'Live Data' option from the menu, and choose the parameters you wish to monitor. The data will be displayed in real-time.
To perform a system test, connect the Microscan 3 to the vehicle, navigate to the 'System Tests' menu, and select the specific test you wish to perform. Follow the prompts to complete the test.
Regularly clean the device with a soft, dry cloth. Ensure the software is up-to-date, and periodically check the condition of the cables and connectors for wear or damage.
Yes, the Snap-on Microscan 3 is compatible with most hybrid vehicles, allowing for diagnostic functions similar to those performed on conventional gasoline vehicles.