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 - CHECKING SECONDARY IGNITION -TEST NTC-20A - CHECKING PARK/NEUTRAL POSITION SWITCH in sequence until driveability problem is found. See NO TROUBLE CODE TEST MENU table.
NO TROUBLE CODE TEST MENU
| Application | Test |
|---|---|
| Checking Secondary Ignition | NTC-2A |
| Checking PCM Power & Ground Circuits | NTC-3A |
| Checking Engine Vacuum | NTC-4A |
| Checking Fuel Pressure | NTC-5A |
| Checking Coolant Sensor Calibration Radiator Fan Operation | NTC-6A |
| Checking Throttle Position Sensor Calibration | NTC-7A |
| Checking MAP Sensor | NTC-8A |
| Checking Minimum Idle Airflow | NTC-9A |
| Checking Oxygen Sensor Switching | NTC-10A |
| Checking Oxygen Sensor Heater | NTC-11A |
| Checking Idle Air Control Motor | NTC-12A |
| Checking Engine Mechanical Systems | NTC-13A |
| Checking Evaporative Emission System | NTC-17A |
| Checking Intake Air Temperature Sensor | NTC-19A |
| Checking Park/Neutral Position Switch | NTC-20A |