Autel AutoLink AL539B can diagnose circuit test, starting and charging systems tests, battery test, TFT color display, and built-in speaker for more than 80 US, Asian and European vehicle

Autel AutoLink AL539B Feature & Function:
1. Works on ALL 1996 and newer vehicles(OBDII & CAN)-domestic and import
2. Capable of diagnosing 12V charging systems, starting systems and condition of discharged battery
3. Easy-to-read AVOmeter allows you to test voltage, continuity and current at the fingertip
4. Features the unique patented One-Click I/M Readiness Key for quick State Emissions readiness check and drive cycle verification
5. Provides quick and accurate load-free testing of most types of 12V batteries, including AGM, standard and maintenance-fee batteries
6. Bright color coded LEDs and built-in speaker provide both visual and audible tone for readiness verification
7. Easily determines the cause of the Check Engine Light (MIL)
8. Retrieves generic (P0, P2, P3, and U0), manufacturer specific (P1, P3, and U1) codes and pending codes
9. Turns off Check Engine Light (MIL), clears codes and resets monitors
10. Displays monitor and I/M readiness status (emissions)
11. Reads live PCM datastream, live O2 sensor test data, freeze frame data
12. Graphs data (1996 and newer)
13. Troubleshooter codes tips guide technicians to the root cause of trouble code faster, saving diagnosis and repair time
14. Memory/battery backup for off-vehicle data review and analysis
15. Multilingual menu and DTC definitions-English, Spanish and French, etc.
16. Retrieves vehicle information (VIN, CIN and CVN)
17. Internet updateable and upgradeable
18. Prints data via PC