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AutoLink AL439

The AutoLink AL439 OBD II/EOBD Scanner supports all 10 modes of OBD II test for a complete diagnosis. Featuring the unique patented One-Click I/M Readiness Key, circuit test, starting and charging systems test, TFT color display, built-in speaker , the versatile, easy-to-use AL439 will streamline automotive service and help ensure rapid, accurate diagnosis and timely repair.


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Works on most 1996 and newer vehicles (OBD II & CAN)-domestic and import


Features the unique patented One-Click I/M Readiness Key for quick State Emissions readiness check and drive cycle verification


• Easy-to-read AVOmeter allows you to read voltage and resistance at the fingertip


Capable of diagnosing 12V charging systems, starting systems and condition of discharged battery


• Bright color coded LEDs and built-in speaker provide both visual and audible tone for readiness verification


Easily determines the cause of the Check Engine Light ( MIL)


Retrieves generic (P0, P2, P3, and U0), manufacturer specific (P1, P3, and U1) codes and pending codes


Turns off Check Engine Light (MIL), clears codes and resets monitors


Displays monitor and I/M readiness status (emissions)


Reads live PCM datastream, live O2 sensor test data, freeze frame data


Graphs data (1996 and newer)


Troubleshooter code tips guide technicians to the root cause of trouble code faster, saving diagnosis and repair time


Memory/battery backup for off-vehicle data review and analysis


Multilingual menu and DTC definitions- English, Spanish and French, etc.


Retrieves vehicle information (VIN, CIN and CVN)


Internet updateable


Prints data via PC

DisplayTFT color display (320 x 240 dpi)
Operating Temperature0 to 60°C (32 to 140 F°)
Storage Temperature-20 to 70°C (-4 to 158 F°)
Length\Width\Height147 mm (5.79”)\96.4 mm (3.80”)\37 mm (1.46”)
Weight0.3kg (0.8lb, without wire) or 0.68kg (1.82lb, with wire)
  • Autel - AL439


  • Description
  • Works on most 1996 and newer vehicles (OBD II & CAN)-domestic and import


    Features the unique patented One-Click I/M Readiness Key for quick State Emissions readiness check and drive cycle verification


    • Easy-to-read AVOmeter allows you to read voltage and resistance at the fingertip


    Capable of diagnosing 12V charging systems, starting systems and condition of discharged battery


    • Bright color coded LEDs and built-in speaker provide both visual and audible tone for readiness verification


    Easily determines the cause of the Check Engine Light ( MIL)


    Retrieves generic (P0, P2, P3, and U0), manufacturer specific (P1, P3, and U1) codes and pending codes


    Turns off Check Engine Light (MIL), clears codes and resets monitors


    Displays monitor and I/M readiness status (emissions)


    Reads live PCM datastream, live O2 sensor test data, freeze frame data


    Graphs data (1996 and newer)


    Troubleshooter code tips guide technicians to the root cause of trouble code faster, saving diagnosis and repair time


    Memory/battery backup for off-vehicle data review and analysis


    Multilingual menu and DTC definitions- English, Spanish and French, etc.


    Retrieves vehicle information (VIN, CIN and CVN)


    Internet updateable


    Prints data via PC

  • Specifications
  • DisplayTFT color display (320 x 240 dpi)
    Operating Temperature0 to 60°C (32 to 140 F°)
    Storage Temperature-20 to 70°C (-4 to 158 F°)
    Length\Width\Height147 mm (5.79”)\96.4 mm (3.80”)\37 mm (1.46”)
    Weight0.3kg (0.8lb, without wire) or 0.68kg (1.82lb, with wire)
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