Autel MaxiScan MS309 universal OBD2 scanner can quickly scan and define vehicle diagnostic trouble codes (DTCs) because of its easy-to-use feature. It is a compact code reader with the ability to view Freeze Frame Data, check I/M readiness (emissions) and monitor status. The MS309 is your go-to tool for the quick vehicle health status.
【Turn Off Check Engine Light】Autel MaxiScan MS309 OBD2 scanner is an easy-to-use, plug-and-play check engine code reader that can read and clear codes. This little code scanner retrieves generic (P0, P2, P3, and U0), manufacturer specific (P1, P3, and U1) codes, and pending codes and displays DTC definitions on the TFT color screen. It can easily find out what caused the check engine light on and turn off MIL light. NOTE: It does not supports full engine system, if it is needed, please consider ML629/ MK808BT, etc.
【Freeze Frame Data For Accurate Diagnosis】This MS309 check engine code reader comes with viewing freeze frame function that enables you to retrieve data recorded in the ECU so as to figure out why the check engine light is on and cut down time needed for testing drive cycle verification. It includes important engine parameters such as RPM, vehicle speed, mass airflow, engine load, fuel pressure, short/long term fuel trim, engine coolant temperature and etc.
【Readiness Status to Pass Smog Check】Autel MaxiScan MS309 car diagnostic scanner tool comes with I/M readiness function to check the operations of the emission system on OBD2 compliant vehicles. It includes vehicle-specific number of monitors like misfire monitor, fuel system monitor, comprehensive components monitor, O2 sensors, EVAP system and etc, making this OBD2 scan tool an excellent scan tool to help get your vehicle ready to pass the annual smog check.
【Unmatched Compatibility】Autel MaxiScan MS309 compact pocket code reader supports all OBD2 protocols: KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM and CAN. This OBD2 code scanner is compatible with all OBDII-compliant vehicles, passenger cars or light trucks. For OBD2 cars, usually, EU cars after 2006, Asian cars after 2009, US cars after 1996. NOTE: It does NOT supports ABS, brake, SRS, full engine systems, etc. If they are needed, please consider ML629/ MK808BT, etc.
【RETRIEVE VEHICLE INFO】This portable OBD2/EOBD scanner MS309 enables retrieval of the vehicle identification No. (VIN), calibration ID(s), calibration verification Nos. (CVNs). This function is useful to check whether the ECU matches when you are buying a used car. A very handy little tool to have with your bigger scanner. A must to keep in your car.
Compatible with domestic, Asian and European vehicles, 1996 and newer.
Easily detects check engine light (MIL) causes
Retrieves generic (P0, P2, P3 and U0), manufacturer-specific (P1, P3 and U1), and pending codes
Turns off check engine light, clears codes and resets monitors
Erases codes and turns off check engine lights
Displays DTC definitions onscreen
Views freeze frame data
Displays monitor and I/M readiness status (emissions)
Multilingual (including English, Spanish, French and German) menus and DTC definitions
Retrieves vehicle identification information (VIN, CALID and CVN)
Supports CAN (Controller Area Network) and all other current OBD II protocols