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OBD-II PIDs are codes used to request data from a vehicle, used as a diagnostic tool. Service 01 (Show current data) provides real-time information on engine and vehicle status, such as fuel trim, coolant temperature, and vehicle speed.
Learn about the history, standards and applications of on-board diagnostics (OBD), a vehicle's self-diagnostic and reporting capability. OBD systems provide real-time data and trouble codes to detect and monitor emissions failures and other malfunctions.
Learn how Toyota assigns model codes to its vehicles based on engine and platform types. Find out the meaning of the letters and numbers in the model codes and see examples of different models.
Unified Diagnostic Services (UDS) is a diagnostic communication protocol for electronic control units (ECUs) in automotive electronics, specified in ISO 14229-1. It allows diagnostic tools to access and control various functions and data of ECUs, such as fault memory, firmware, security, and parameters.
Automatic introduced its first-generation device, Automatic Link, in 2013.The $100 dongle could track trips and fuel automatically, but the diagnostics were a bit limited.
ELM327 is a programmed microcontroller that translates the on-board diagnostics (OBD) interface found in most modern cars. It supports various protocols and commands to read and clear trouble codes, display sensor data, and control vehicle functions.
ICD-10-CM is a set of diagnosis codes used in the US, based on the ICD-10 with some adaptations. It replaced ICD-9-CM in 2015 and is updated annually by the National Center for Health Statistics.
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