Table of Contents
Scenarios are organized around groups of diagnostic-oriented NATEF Tasks, as follows:
Engine Performance (10 Scenarios).
Scenario 1: Diagnose a no-code drivability concern.
Scenario 2: Diagnose a noisy engine.
Scenario 3: Diagnose abnormal exhaust color.
Scenario 4: Diagnose a sensor-related trouble code.
Scenario 5: Diagnose a module that won't communicate.
Scenario 6: Diagnose a catalyst efficiency code.
Scenario 7: Diagnose an EGR system trouble code.
Scenario 8: Diagnose an ignition-related no start concern.
Scenario 9: Diagnose an EVAP system trouble code.
Scenario 10: Diagnose a lack of power concern.