Autel AL439 Code Reader Tester


The AutoLINK AL439 is an engine code reader and electrical testing tool. It can read and erase engine codes, display live and freeze frame data, supports all 10 OBDII test modes, and performs I/M readiness/emissions testing. An OBDII cable, voltage test probes and an AVO meter included for testing the starting, circuit, voltage, resistance, and charging systems. It is updatable via PC, and a 1-year tool warranty and free lifetime software updates are available with purchase.

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  • 1. Works on most 1996 and newer vehicles (OBD II & CAN)-domestic and import
  • 2. Features the unique patented One-Click I/M Readiness Key for quick State Emissions readiness check and drive cycle verification
  • 3. Easy-to-read AVOmeter allows you to read voltage and resistance at the fingertip
  • 4. Capable of diagnosing 12V charging systems, starting systems and condition of discharged battery
  • 5. Bright color coded LEDs and built-in speaker provide both visual and audible tone for readiness verification
  • 6. Easily determines the cause of the Check Engine Light ( MIL)
  • 7. Retrieves generic (P0, P2, P3, and U0), manufacturer specific (P1, P3, and U1) codes and pending codes
  • 8. Turns off Check Engine Light (MIL), clears codes and resets monitors
  • 9. Displays monitor and I/M readiness status (emissions)
  • 10. Reads live PCM datastream, live O2 sensor test data, freeze frame data
  • 11. Graphs data (1996 and newer)
  • 12. Troubleshooter code tips guide technicians to the root cause of trouble code faster, saving diagnosis and repair time
  • 13. Memory/battery backup for off-vehicle data review and analysis
  • 14. Multilingual menu and DTC definitions- English, Spanish and French, etc.
  • 15. Retrieves vehicle information (VIN, CIN and CVN)
  • 16. Internet updateable
  • 17. Prints data via PC



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  • Store Name: ECM Options
  • Vendor: Valdi456
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