Set the range
Use the default start and end addresses or a deliberately selected range. Leave Use CAN Only unchecked when the diagnostic question includes possible K-line modules; that option excludes them.
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Run and preserve
Click Start. Stop ends the search if necessary. Save writes a result file in VCDS Logs; Copy lets you preserve the text in another application.
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Review the identified modules
Compare the reported address, name, protocol, part number, component and coding with the vehicle’s documentation. Use those identifiers to select the correct follow-up procedure.
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Sources / references 1
- Ross-Tech VCDS manual ↗Reviewed Oct 8, 2026
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