Diagnostic Quick Test Operation (Overview)

Diagnostic Quick Test is performed by retrieving Key ON Engine OFF (KOEO), Key ON Engine Running (KOER), and Continuous Memory diagnostic trouble codes. However, under certain fault conditions, the vehicle may not be able to complete or initiate a part or all of Diagnostic Quick Test. The technician should refer to Diagnostic Routines and follow the guided path for that symptom. Testing and Inspection

If any problems occur during Diagnostic Quick Test, the appropriate action or direction is provided in the test.