Autel AutoLink AutoLink AL319 Code Reader is an advanced tool for diagnosing and resolving issues with modern vehicles. With its comprehensive OBD2 capabilities, the AL319 allows you to access and interpret vehicle diagnostic trouble codes (DTCs), providing valuable insights into various issues that may affect your car's performance and emissions. Beyond code reading, the AL319 offers a range of additional features to enhance your diagnostic capabilities. Freeze Frame data provides a snapshot of the vehicle's operating conditions when a DTC was set, helping you understand the circumstances that triggered the issue. I/M Readiness Check allows you to determine the status of your vehicle's emission control systems and ensure they are functioning properly for emissions testing.