Patent ID: 6192302
Filing Date: 2001-02-20
Classification: B60W

Abstract:
A diagnostic system for the analysis of motor vehicle operating problems, said system comprising:memory for storing data representative of a motor vehicle to be serviced using said system and a plurality of tests therfor, said data including both motor vehicle identifying data and data identifying access points for obtaining vehicle operating data representative of the operation of systems within the motor vehicle, said data access points corresponding to pins of multiple pin connectors within the motor vehicle;an input for inputting a result for a selected one of the tests;a drive symptom parameter/pin identification computer for accessing said memory in response to vehicle identification data and motor vehicle drivability symptoms indicative of operating problems being experienced by the motor vehicle;a diagnostic data collection computer configurable by said drive symptom parameter/pin identification computer for collecting data only from said access points;a data analysis computer responsive to data collected by said diagnostic data collection computer for identifying one or more faults of one or more systems responsible for the vehicle drivability symptoms; anda fault indicator for indicating a Fault Suspect State for each of a plurality of faults related to the selected test, the Fault Suspect State having a plurality of values, one of said values comprising a ""Possible Intermittent"" state.