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 12, 5, 13, 2, 17, 10, 14, 9, 4, 6, 3 & 8 Start & Stalls 12, 16, 13, 2, 17, 10, 14 & 9 Hesitation/Sag/Stumble 12, 16, 5, 13, 2, 17, 10, 14, 7, 11, 9, 4, 6, 3, 8 & 15 Surge 12, 16, 13, 2, 17, 10, 14, 7, 9 & 6 Lack Of Power/Sluggish 12, 16, 13, 2, 17, 10, 14, 7, 9 & 3 Spark Knock/Detonation 12, 16, 13, 2, 17, 10, 14, 7, 9 & 6 Cuts Out/Misses 12, 16, 13, 14, 7, 9 & 3 Backfire 12, 16, 13, 10, 14, 7 & 3 Runs Rough/Unstable Idle/Erratic Idle 12, 16, 5, 13, 2, 17, 10, 14, 7, 11, 9, 4, 6, 3, 8 & 15 Poor Fuel Economy 12, 16, 5, 13, 2, 17, 10, 14, 7, 11, 9, 4, 6, 3, 8 & 15 NO TROUBLE CODE TEST MENUApplication Test Checking Engine Coolant Temperature Sensor Calibration NTC-2 Checking EGR System NTC-3 Checking Engine Mechanical System NTC-4 Checking Engine Vacuum NTC-5 Checking Evaporative Emission System NTC-6 Checking For Oxygen Sensor Switching NTC-7 Checking Intake Air Temperature Sensor NTC-8 Checking Idle Air Control Motor NTC-9 Checking MAP Sensor Calibration NTC-10 Checking Oxygen Sensor Heater NTC-11 Checking Secondary Ignition System NTC-12 Checking Fuel Pressure NTC-13 Checking Minimum Idle Air Flow NTC-14 Checking Park/Neutral Switch NTC -15 Checking PCM Power & Ground Circuits NTC-16 Checking Throttle Position Sensor Calibration NTC-17 Checking Timing Belt Alignment NTC-18 Checking Charging System NTC-19