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en:obd [2025/06/13 15:47]
obd_diagnose
en:obd [2025/06/13 15:47] (current)
obd_diagnose
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 {{:obd-symbol.jpg?nolink | OBD symbol}} On-Board-Diagnosis (**OBD**), is used to monitor and [[diagnose]] control units in vehicles. {{:obd-symbol.jpg?nolink | OBD symbol}} On-Board-Diagnosis (**OBD**), is used to monitor and [[diagnose]] control units in vehicles.
  
-The functions are monitored for errors, and in the event of an error, these are stored in an [[fault log]], [[measurement values|measured values]] and setting options are made available. +The functions are monitored for errors, and in the event of an error, these are stored in an [[fault log]], [[measurement values]] and setting options are made available. 
-This enables the workshop to read out any errors that have occurred ([[fault codes]]) from the respective error memories and to check the correct function via [[measurement values|measured values]].+This enables the workshop to read out any errors that have occurred ([[fault codes]]) from the respective error memories and to check the correct function via [[measurement values]].
  
 An OBD system consists of at least one control unit that uses measured values from various sensors (e.g. oxygen sensors) to control actuators (e.g. injection nozzles) to achieve the desired behaviour. A modern vehicle can contain countless ECUs, each supporting hundreds of parameters that can be accessed via the DLC (Diagnostic Link Connector, [[obd-2 plug]]) using an OBD diagnostic device ([[OBD-Scanner]]). An OBD system consists of at least one control unit that uses measured values from various sensors (e.g. oxygen sensors) to control actuators (e.g. injection nozzles) to achieve the desired behaviour. A modern vehicle can contain countless ECUs, each supporting hundreds of parameters that can be accessed via the DLC (Diagnostic Link Connector, [[obd-2 plug]]) using an OBD diagnostic device ([[OBD-Scanner]]).
en/obd.txt · Last modified: 2025/06/13 15:47 by obd_diagnose

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