Introduction to the Autel AL301 OBDII Scanner

This document provides essential information for operating the Autel AL301 OBDII Scanner. It covers crucial safety precautions, general knowledge about On-Board Diagnostics (OBD) II systems, a detailed description of the scanner's features and specifications, and step-by-step operating instructions.

Key Features and Capabilities

The Autel AL301 is designed to work with all OBD II compliant vehicles, including those utilizing the CAN protocol. It allows users to read and clear generic and manufacturer-specific Diagnostic Trouble Codes (DTCs), determine the Malfunction Indicator Lamp (MIL) status, and review emission readiness status. The scanner features an easy-to-read backlit LCD display and operates as a stand-alone unit.

Understanding OBD II

The manual explains the fundamentals of OBD II systems, including the function of the Malfunction Indicator Light (MIL), Diagnostic Trouble Codes (DTCs), and Readiness Monitors. It also details how to locate the Data Link Connector (DLC) on various vehicles.

Operating Instructions

Learn how to connect the scanner, read codes, erase codes, retrieve I/M readiness status, view VIN numbers, and rescan data. The guide includes specific steps and cautions for each operation.

Warranty and Service

Information regarding the limited one-year warranty and service procedures is also provided.

Further Information

For detailed definitions of OBD II terms and specific vehicle information, consult the relevant sections of this manual or the vehicle's owner's manual.