No Trouble Code Complete Test
Check Technical Service Bulletins (TSBs) for any pertinent information. If a TSB exists, perform corrective action. If TSB does not exist or driveability problem still exists, perform tests NTC-2A through NTC-18A in sequence until problem is found. See NO TROUBLE CODE TEST MENU table.
NO TROUBLE CODE TEST MENU
| Application | Test |
|---|---|
| Checking Secondary Ignition & Timing | TEST NTC-2A |
| Checking Fuel Pressure | TEST NTC-3A |
| Checking Coolant Sensor Calibration & Radiator Fan Operation | TEST NTC-4A |
| Checking TP Sensor Calibration | TEST NTC-5A |
| Checking MAP Sensor Calibration | TEST NTC-6A |
| Checking Oxygen Sensor (O2S) Switching | TEST NTC-7A |
| Checking Oxygen Sensor (O2S) Heater | TEST NTC-8A |
| Checking Idle Air Control Motor | TEST NTC-9A |
| Checking Solenoid Operation | TEST NTC-10A |
| Checking Park/Neutral Switch | TEST NTC-11A |
| Checking PCM Power & Ground Circuits | TEST NTC-12A |
| Checking Evaporative Emission System | TEST NTC-13A |
| Checking EGR System | TEST NTC-14A |
| Checking Engine Vacuum | TEST NTC-15A |
| Checking Intake Air Temperature Sensor | TEST NTC-16A |
| Checking Minimum Idle Airflow | TEST NTC-17A |
| Checking Engine Mechanical Systems | TEST NTC-18A |