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Home >> Chevrolet >> 2006 >> Epica LTZ >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 2.5L (LBK) - Service And Repair >> Description and Operation >> Engine Control Module (ECM) Description >> Common OBD II Terms >> Diagnostic >> Notes
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Common OBD II Terms: Diagnostic: Notes

When used as a noun, the word diagnostic refers to any on-board test run by the vehicle's diagnostic management system. A diagnostic is simply a test run on a system or component to determine if the system or component is operating according to specification. There are many diagnostics, shown in the following list:

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