LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Engine Controls - Tests W/Codes - 3.8L) >> Self-Diagnostic Tests >> Test NTC-1A - No DTC Test Menu >> No DTC Complete Test

No DTC Complete Test

WARNING: This page is about a different car, the 1995 Plymouth Voyager, 1995 Plymouth Grand Voyager, 1995 Dodge Grand Caravan, 1995 Dodge Caravan, and 1995 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.

Check Tech Service Bulletins (TSBs) for any pertinent information. If a TSB exists, perform corrective action. If TSB does not exist or if driveability problem still exists, perform TESTS NTC-2A through NTC-16A in sequence until driveability problem is found. See NO DTC TEST MENU table below.

NO TROUBLE CODE TEST MENU

Application Test
Checking Secondary Ignition & Timing NTC-2A 
Checking Fuel Pressure NTC-3A 
Checking Coolant Sensor Calibration & Radiator Fan Operation NTC-4A 
Checking TPS Calibration NTC-5A 
Checking MAP Sensor Calibration NTC-6A 
Checking Oxygen (O2) Sensor Switching NTC-7A 
Checking Oxygen (O2) Sensor Heater NTC-8A 
Checking Idle Air Control Motor NTC-9A 
Checking Solenoid Operations NTC-10A 
Checking Park/Neutral Switch NTC-11A 
Checking PCM Grounds & Power Circuits NTC-12A 
Checking EGR System NTC-13A 
Checking Engine Vacuum NTC-14A 
Checking Minimum Idle Airflow NTC-15A 
No Trouble Code Mechanical Test NTC-16A