WWH-OBD Request Supported RIDs.vi
- Updated2025-10-07
- 3 minute(s) read
Purpose
Executes the WWH-OBD RoutineControl service to retrieve the valid RID values for this service. Format
Input
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diag ref in specifies the diagnostic session handle, obtained from Open Diagnostic on CAN FD.vi or Open Diagnostic on IP.vi and wired through subsequent diagnostic VIs. Normally, it is not necessary to manually manipulate the elements of this cluster. | ||||||
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error in is a cluster that describes error conditions occurring before the VI executes. If an error has already occurred, the VI returns the value of the error in cluster to error out.
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Output
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diag ref out is a copy of diag ref in. You can wire it to subsequent diagnostic VIs. | ||||||
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RIDs out returns an array of valid RIDs. | ||||||
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success? indicates successful receipt of a positive response message for this diagnostic service. | ||||||
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error out describes error conditions. If the error in cluster indicated an error, the error out cluster contains the same information. Otherwise, error out describes the error status of this VI.
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Description
The WWH-OBD RoutineControl service is based on the UDS RoutineControl service (ISO 14229-1).




