Test NTC-1: No Trouble Code Test Menu
- No Trouble Code (NTC) tests may be performed if a driveability problem or charging system problem exists. Select symptom which most accurately describes the driveability problem and determine what NTC test should be performed pertaining to the symptom and the order that NTC tests should be performed. See NO TROUBLE CODE SYMPTOM table.
- Perform appropriate NTC test. See NO TROUBLE CODE TEST MENU
table.NO TROUBLE CODE SYMPTOM
Application Perform NTC Tests In This Order Hard Start 14, 5, 15, 2, 17, 10, 16, 8, 4, 6, 3 & 9 Start & Stalls 14, 13, 15, 2, 17, 10, 16 & 8 Hesitation/Sag/Stumble 14, 13, 5, 15, 2, 17, 10, 16, 7, 11, 8, 4, 6, 3, 9 & 12 Surge 14, 13, 15, 2, 17, 10, 16, 7, 8 & 6 Lack Of Power/Sluggish 14, 13, 15, 2, 17, 10, 16, 7, 8 & 3 Spark Knock/Detonation 14, 13, 15, 2, 17, 10, 16, 7, 8 & 6 Cuts Out/Misses 14, 13, 15, 16, 7, 8 & 3 Backfire 14, 13, 15, 10, 16, 7 & 3 Runs Rough/Unstable Idle/Erratic Idle 14, 13, 5, 15, 2, 17, 10, 16, 7, 11, 8, 4, 6, 3, 9 & 12 Poor Fuel Economy 14, 13, 5, 15, 2, 17, 10, 16, 7, 11, 8, 4, 6, 3, 9 & 12 NO TROUBLE CODE TEST MENUApplication Test Checking Engine Coolant Temperature Sensor Calibration NTC-2 Checking EGR System NTC-3 Checking Engine Mechanical Systems NTC-4 Checking Engine Vacuum NTC-5 Checking Evaporative Emission System NTC-6 Checking For Oxygen Sensor Switching NTC-7 Checking Idle Air Control Motor NTC-8 Checking Intake Air Temperature Sensor NTC-9 Checking Manifold Absolute Pressure (MAP) Sensor Calibration NTC-10 Checking Oxygen Sensor Heater NTC-11 Checking Park/Neutral Switch NTC -12 Checking PCM Power & Ground Circuits NTC-13 Checking Secondary Ignition NTC-14 Checking Fuel Pressure NTC-15 Checking Minimum Idle Air Flow NTC-16 Checking Throttle Position (TP) Sensor Calibration NTC-17 Checking Charging System NTC-18