AutoLink AL539

The AutoLink AL539 OBDII & Electrical Test Tool supports all 10 modes of OBD II for a complete diagnosis and features a unique patented One-Click I/M Readiness Key, graphing digital smart meter, starting and charging system tests, color display, and built-in speaker. The versatile, easy-to-use AL539 will streamline automotive service and help ensure rapid, accurate diagnosis and timely repair.

What’s in the Box?


  • AutoLink® AL539 Tool
  • User’s Manual
  • CD software
  • USB cable
  • Test Leads
  • OBD-II Cable

Product Features & Functions

  • Works with all 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 smartmeter allows you to test voltage resistance, wiring, switches, duty cycle, amperage (20A max) and more
  • Capable of diagnosing 12v charging systems and starting systems
  • Live Data – Displays, records and plays back complete OBDII vehicle data stream
  • Retrieves generic (P0, U0), manufacturer specific (P1, P2, P3, and U1) and pending codes
  • Turns off Check Engine Light (MIL), clears codes, and resets monitors
  • Displays DTC definitions on the color screen
  • View freeze frame data
  • Displays monitor and Inspection Maintenance (I/M) readiness status
  • Retrieve vehicle information (VIN, CIN, and CVN)
  • Troubleshooter code tips guide technicians to the root cause of trouble code faster, saving diagnosis, and repair time
  • Multilingual menu and DTC definitions (English, Spanish, and French)
  • USB cable included for product updates
  • Memory/battery backup for off-vehicle data review and analysis
  • Internet software updates and upgrades via USB Interface
  • Limited One (1) Year Warranty