Test NTC-1A - No Trouble Code Test Menu: Notes
No Trouble Code Complete Test
Check Technical Service Bulletins (TSBs) for any pertinent information. If TSB exists, perform corrective procedure as instructed. If no TSB exists or if driveability problem still exists, perform TEST NTC-2A through TEST NTC-17A in sequence until driveability problem is found. See NO TROUBLE CODE TEST MENU table.
NO TROUBLE CODE TEST MENU
| Application | Test | ||
|---|---|---|---|
| Checking Secondary Ignition & Timing | NTC-2A | ||
| Checking Fuel Pressure (Gasoline Models) | NTC-3A | ||
| Checking Fuel Pressure (CNG Models) (1) | NTC-3D | ||
| Checking Coolant Sensor Calibration Radiator Fan Operation | NTC-4A | ||
| Checking Throttle Position Sensor Calibration | NTC-5A | ||
| Checking MAP Sensor | NTC-6A | ||
| Checking Oxygen Sensor Switching | NTC-7A | ||
| Checking Oxygen Sensor Heater | NTC-8A | ||
| Checking Idle Air Control Motor | NTC-9A | ||
| Checking Park/Neutral Position Switch | NTC-10A | ||
| Checking PCM Power & Ground Circuits | NTC-11A | ||
| Checking Evaporative Emission System | NTC-12A | ||
| Checking EGR System | NTC-13A | ||
| Checking Engine Vacuum | NTC-14A | ||
| Checking Minimum Idle Airflow | NTC-16A | ||
| Checking Engine Mechanical Systems | NTC-17A | ||
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