Despite its small size it is powerful enough to derive information much like expensive scanners.

If you want to query View Freeze Frame, I / M Readiness and Vehicle Info, do the same, use the “SCROLL” button to select and press the “ENTER / EXIT” button to continue. Autel MaxiScan MS309 code reader provides easy DIY users as well as quick access to diagnostic trouble codes and their definitions on all OBDII compliant vehicles sold worldwide from the 1996. If you decide to erase the DTCs, use the “SCROLL button” to select Erase Codes from Diagnostics Menu and press the “ENTER/EXIT” button. Use the “SCROLL” button to select Read Codes from Diagnostic Menu and press the “ENTER/EXIT” button to read the codes.Ī message similar to the following will be displayed: Press the “ENTER/EXIT” button to enter Diagnostic Menu.Īfter the system status is displayed (MIL status, DTC counts, Monitor status), wait a few seconds or press any key for Diagnostic Menu to come up. Unit of measure: Set the unit of measure to English or Metric.Ĭontrast adjustment: Adjust the contrast of the LCD display.

This article will guide you on how to use this MS309 OBD2 code scanner.Ĭonnect the OBD II cable to the code reader.įind DLC on the vehicle and plug OBDII cable into the vehicle’s DTC.Ĭlick the “SCROLL” button, then the code reader allows you to make the following adjustments and settings: Autel MaxiScan MS309 OBD2 code scanner is a must-have tool for rapid vehicle health with the ability to view freeze frame data, check I / M readiness (emissions) and monitor status, etc. Check Engine LightCarxtruck MS309 car code reader is a plug-and-play car diagnostic scanning tool that can easily check the engine light, read the code to clear the code and reset the display, check the engine related fault code, easily find the cause and turn off the check engine light.

Maxiscan ms309 code list