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 driveability problem and determine which 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 5, 7, 10, 14, 9, 8, 4, 6 & 11 Start & Stalls 13, 7, 10, 14, 9 & 8 Hesitation/Sag/Stumble 13, 5, 7, 10, 14, 9, 8, 4, 6, 11 & 18 Surge 13, 7, 10, 14, 9, 8 & 6 Lack Of Power/Sluggish 13, 7, 10, 14, 9 & 8 Spark Knock/Detonation 13, 7, 10, 14, 9, 8 & 6 Cuts Out/Misses 13, 7 & 8 Backfire 13, 7 & 9 Runs Rough/Unstable Idle/Erratic Idle 13, 5, 7, 10, 14, 9, 8, 4, 6, 11 & 18 Poor Fuel Economy 13, 5, 7, 10, 14, 9, 8, 4, 6, 11 & 18 NO TROUBLE CODE TEST MENUApplication Perform This Test No Response From TCM (4.7L Only) NTC-2 Checking Brake Switch NTC-3 Checking Engine Mechanical Systems NTC-4 Checking Engine Vacuum NTC-5 Checking Evaporation Emission System NTC-6 Checking Fuel Delivery NTC-7 Checking Idle Air Control Motor NTC-8 Checking Manifold Absolute Pressure (MAP) Sensor NTC-9 Checking Engine Coolant Temperature (ECT) Sensor NTC-10 Checking Intake Air Temperature (IAT) Sensor NTC-11 Checking Oil Pressure Sensor NTC-12 Checking PCM Power & Ground Circuits NTC-13 Checking Throttle Position (TP) Sensor NTC-14 Checking A/C System NTC-15 Checking Charging System NTC-16 Checking Battery Temperature Sensor NTC-17 Checking Park/Neutral Switch NTC-18