1. Einleitung
The Autel MaxiLink ML519 is an advanced OBDII/EOBD scanner designed to assist in diagnosing vehicle issues. This tool provides comprehensive diagnostic functions, including reading and clearing trouble codes, viewing live data, performing I/M readiness tests, and more. It is compatible with most OBDII-compliant vehicles manufactured from 1996 onwards in the US, and from 2000 for EU-based and Asian cars.
2. Produktüberschreitungview
2.1 Hauptmerkmale
- Reads and clears generic (P0, P2, P3, U0) and manufacturer-specific (P1, P3, U1) codes, and pending codes.
- Schaltet die Motorkontrollleuchte (MIL) aus, löscht Fehlercodes und setzt die Monitore zurück.
- Patented One-Click I/M Readiness Status Key for quick emissions readiness check.
- Views Standbilddaten.
- Displays live PCM data stream in text and graphing formats.
- Performs O2 Monitor Test, On-Board Monitor Test (Mode 6), and Component Test.
- Retrieves vehicle identification information (VIN, CALID, and CVN).
- Built-in DTC lookup library for code definitions.
- Memory backup for off-vehicle data review und Analyse.
- Internet updatable for software and language.
- Prints data via Windows-based PC.
2.2 Packungsinhalt
The Autel MaxiLink ML519 package typically includes the following items:
- MaxiLink ML519 Unit
- OBD II Connector Cable
- USB-Datenleitung
- Kurzanleitung
- Aufbewahrungstasche

Image: Contents of the Autel MaxiLink ML519 package, including the scanner unit, cables, quick guide, and storage bag.
3. Einrichtung
3.1 Connecting the Scanner to the Vehicle
- Turn the vehicle's ignition off.
- Locate the vehicle's 16-pin Data Link Connector (DLC). The DLC is usually located under the dashboard on the driver's side.
- Connect the OBD II connector cable from the ML519 scanner to the vehicle's DLC. Ensure a secure connection.
- Schalten Sie die Zündung des Fahrzeugs ein (Motor aus). Der Scanner schaltet sich automatisch ein.

Image: The Autel MaxiLink ML519 scanner connected to a vehicle's OBD-II port, displaying its main menu.
4. Bedienungsanleitung
4.1 Full OBDII Scan Tool Functions
The ML519 supports all 10 modes of OBD II operation, providing comprehensive diagnostic capabilities.

Bild: Ein überview of the Autel MaxiLink ML519's full OBDII scan tool functions, including erase codes, DTC definition, live data, and more.
4.2 Auslesen und Löschen von Diagnosefehlercodes (DTCs)
To read DTCs:
- Wählen Sie im Hauptmenü 'Codes lesen'.
- The scanner will display any stored or pending DTCs.
To clear DTCs:
- Wählen Sie im Hauptmenü 'Erase Codes'.
- Confirm the action when prompted. This will turn off the Check Engine Light (MIL) and reset monitors.
4.3 One-Click I/M Readiness (Ready Test)
This function allows you to quickly check the readiness status of the vehicle's emission system, which is crucial for annual emission tests. The ML519 provides visual and audible indications.
- Drücken Sie die entsprechende I/M-Bereitschaft Knopf am Scanner.
- The screen will display the status of various monitors (e.g., Misfire, Fuel System, O2 Sensors, EVAP). A green checkmark indicates readiness, while an 'X' indicates not ready.

Image: The Autel MaxiLink ML519 displaying the I/M Readiness screen, showing the status of various emission monitors with checkmarks and 'X' symbols.
4.4 ViewLive-Daten
The ML519 can display real-time sensor data from the vehicle's Powertrain Control Module (PCM) in both text and graphical formats. This allows for detailed analysis of vehicle performance.
- Wählen Sie im Hauptmenü „Live-Daten“.
- Choose between 'View Data' (text list) or 'Graph Data' (graphical representation).
- Use the navigation buttons to scroll through parameters or zoom in/out on graphs.

Image: The Autel MaxiLink ML519 displaying live data, showing RPM in a graphical format and a list of data parameters.
4.5 DTC-Suchfunktion
The built-in DTC lookup library provides detailed definitions for generic and manufacturer-specific trouble codes, helping you understand the cause of a fault.
- Wählen Sie im Hauptmenü 'DTC-Suche'.
- Enter the DTC code using the scanner's buttons.
- Der Scanner zeigt die Definition des eingegebenen Codes an.

Image: The Autel MaxiLink ML519 displaying the DTC Lookup function, showing how to input a code and view seine Definition.
4.6 Other Diagnostic Tests
- O2-Monitor-Test: Ruft die Testergebnisse des O2-Sensormonitors für die zuletzt abgeschlossenen Tests vom Bordcomputer des Fahrzeugs ab.
- On-Board-Monitor-Test (Modus 6): Ruft Testergebnisse für emissionsrelevante Antriebskomponenten und -systeme ab, die nicht kontinuierlich überwacht werden.
- Komponententest: Ermöglicht die Durchführung eines Dichtigkeitstests für das EVAP-System des Fahrzeugs.
- Fahrzeuginformationen abrufen: Zeigt die Fahrzeugidentifikationsnummer (VIN), die Kalibrierungs-ID (CALID) und die Kalibrierungsverifizierungsnummer (CVN) an.
4.7 Datendruck
The ML519 allows you to print diagnostic data via a Windows-based PC. Connect the scanner to your PC using the provided USB cable and use the Autel PC Suite software (available for download from the Autel website) to manage and print data.
5. Wartung
5.1 Allgemeine Pflege
- Keep the scanner dry and clean. Avoid exposure to moisture or extreme temperatures.
- Verwenden Sie keine scheuernden Reiniger oder Lösungsmittel für das Gerät. Verwenden Sie ein weiches, trockenes Tuch.amp Tuch zum Reinigen.
- Store the scanner in its protective storage bag when not in use to prevent damage.
6. Fehlerbehebung
6.1 Häufige Probleme und Lösungen
- Scanner lässt sich nicht einschalten: Ensure the OBD II cable is securely connected to the vehicle's DLC and the vehicle's ignition is in the ON position. Check the vehicle's battery voltage (must be 8.0 to 18.0 V).
- Link error: Verify the vehicle is OBDII compliant. Check the connection of the OBD II cable. Turn the ignition off, wait 10 seconds, then turn it back on.
- Keine Kommunikation mit dem Fahrzeug: Confirm the vehicle supports OBDII protocols. Try connecting to a different OBDII-compliant vehicle to rule out scanner issues.
- Screen freezes: Disconnect the scanner from the vehicle, then reconnect. If the issue persists, perform a software update.
7. Spezifikationen
| Spezifikation | Wert |
|---|---|
| Anzeige | TFT-Farbdisplay (320 x 240 dpi) |
| Betriebstemperatur | 0 °C bis 60 °C (32 °F bis 140 °F) |
| Lagertemperatur | -20 °C bis 70 °C (-4 °F bis 158 °F) |
| Externe Stromversorgung | 8.0 bis 18.0 V über die Fahrzeugbatterie |
| Bildschirmgröße | 3.5 Zoll |
| Operating System (for PC connection) | Windows XP (or later for updates) |
| Artikelgewicht | 300 Gramm |
8. Software-Updates
The Autel MaxiLink ML519 comes with lifetime free software updates. Regular updates ensure compatibility with newer vehicle models and provide enhanced features. To update the software:
- Download the Autel PC Suite software from the official Autel webWebsite.
- Installieren Sie die Software auf einem Windows-PC.
- Connect the ML519 scanner to your PC using the provided USB cable.
- Follow the on-screen instructions in the PC Suite to download and install the latest software updates to your device.
9. Garantie und Support
9.1 Garantieinformationen
The Autel MaxiLink ML519 is backed by a 12-month warranty against defects in materials and workmanship from the date of purchase. This warranty covers repair or replacement of the product under normal use conditions.
9.2 Kundendienst
For any questions, technical assistance, or warranty claims, please contact Autel customer service. Refer to the official Autel website for the most current contact information or use the email provided in your product documentation.