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 15, 3, 6, 7, 17, 10, 11, 8, 16, 4, 2 & 9 Start & Stalls 15, 14, 6, 7, 17, 10, 11 & 8 Hesitation/Sag/Stumble 15, 14, 3, 6, 7, 17, 10, 11, 5, 12, 8, 16, 4, 2, 9 & 13 Surge 15, 14, 6, 7, 17, 10, 11, 5, 8 & 4 Lack Of Power/Sluggish 15, 14, 6, 7, 17, 10, 11, 5, 8 & 2 Spark Knock/Detonation 15, 14, 6, 7, 17, 10, 11, 5, 8 & 4 Cuts Out/Misses 15, 14, 6, 7, 11, 5, 8 & 2 Backfire 15, 14, 6, 7, 10, 11, 5 & 2 Runs Rough/Unstable Idle/Erratic Idle 15, 14, 3, 6, 7, 17, 10, 11, 5, 12, 8, 16, 4, 2, 9 & 13 Poor Fuel Economy 15, 14, 3, 6, 7, 17, 10, 11, 5, 12, 8, 16, 4, 2, 9 & 13 NO TROUBLE CODE TEST MENUApplication Test Checking EGR System NTC-2 Checking Engine Vacuum NTC-3 Checking Evaporative Emission System NTC-4 Checking For Oxygen Sensor Switching NTC-5 Checking Fuel Delivery (2.4L, 3.3L & 3.8L) NTC-6 Checking Fuel Delivery (3.0L) NTC-7 Checking Idle Air Control Motor NTC-8 Checking Intake Air Temp. Sensor (1) NTC-9 Checking MAP Sensor Calibration NTC-10 Checking Minimum Idle Air Flow NTC-11 Checking Oxygen Sensor Heater NTC-12 Checking Park/Neutral Switch NTC-13 Checking PCM Power & Ground Circuits NTC-14 Checking Secondary Ignition NTC-15 Checking Engine Mechanical Systems NTC-16 Checking Throttle Position Sensor Calibration NTC-17 Checking Charging System NTC-18 Checking Fuel Pump Relay Control Circuit NTC-19 (1) Applies only to 2.4L.