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MaxiScan MS309

Quickly scan and define vehicle Diagnostic Trouble Codes (DTCs) with this easy-to-use, compact code reader with the ability to view Freeze Frame Data, check I/M Readiness (Emissions) and monitor status. The MS309 is a go-to tool for quick vehicle health status.

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• 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

DisplayBacklit, 128x64 pixel display
Operating Temp0 to 60 ℃ (32 to 140 ℉)
Storage Temp-20 to 70 ℃ (-4 to 158 ℉)
Power8 to 18 V provided via the vehicle battery
Dimensions (LxWxH)110.3 mm (4.34") x 69.5 mm (2.74") x 20.2 mm (0.80")
WeightNW: 180 g (0.39 lb.); GW: 210 g (0.46 lb.)
  • Description
  • • 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

  • Specifications
  • DisplayBacklit, 128x64 pixel display
    Operating Temp0 to 60 ℃ (32 to 140 ℉)
    Storage Temp-20 to 70 ℃ (-4 to 158 ℉)
    Power8 to 18 V provided via the vehicle battery
    Dimensions (LxWxH)110.3 mm (4.34") x 69.5 mm (2.74") x 20.2 mm (0.80")
    WeightNW: 180 g (0.39 lb.); GW: 210 g (0.46 lb.)
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