en:fault-codes
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| en:fault-codes [2023/05/14 18:45] – angelegt obd_diagnose | en:fault-codes [2026/06/12 09:45] (current) – external edit 127.0.0.1 | ||
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| - | ===== Fault codes ===== | + | ===== Fault codes (DTC - Diagnostic Trouble Code) ===== |
| The fault memory is a functionality offered by most control units. If a malfunction of the control unit, connected sensors or actuators is detected or implausible data is received from other control units, this is noted in the error memory. | The fault memory is a functionality offered by most control units. If a malfunction of the control unit, connected sensors or actuators is detected or implausible data is received from other control units, this is noted in the error memory. | ||
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| A diagnostic system for reading out the fault memory is part of the basic equipment of a workshop for current vehicles. It is also useful for private individuals to avoid unnecessary repairs. | A diagnostic system for reading out the fault memory is part of the basic equipment of a workshop for current vehicles. It is also useful for private individuals to avoid unnecessary repairs. | ||
| - | Example on an engine control unit and the diagnostic software VCDS with manufacturer-specific [[diagnosis]]: | + | Example on an engine control unit and the diagnostic software VCDS with manufacturer-specific [[OBD]]: |
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