Diagnostic arbitration system for vehicle performing multiple diagnostic tests
By introducing a diagnostic arbitration system, which uses an arbitration module to manage the priority, timeout, and stabilization time of vehicle diagnostic tests, the problem of interference from multiple tests is solved, improving the accuracy and efficiency of vehicle diagnosis and reducing false positives and false negatives.
CN121879313APending Publication Date: 2026-04-17GM GLOBAL TECHNOLOGY OPERATIONS LLC
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Filing Date
- 2024-12-12
- Publication Date
- 2026-04-17
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Figure CN121879313A_ABST
Abstract
A diagnostic system for a vehicle includes a diagnostic module that implements a corresponding diagnostic test on the vehicle based on whether a corresponding plurality of sets of conditions are satisfied; and an arbitration module i) receiving a request generated by the diagnostic module to perform a diagnostic test, ii) determining a priority of the diagnostic test, and iii) based on the priority, generating one or more diagnostic responses indicating permission to perform at least one of the diagnostic tests having the highest priority, and not granting permission to at least one other of the diagnostic tests. One or more diagnostic modules perform the at least one diagnostic test prior to performing the at least one other diagnostic test in response to the indicated permission.
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