On-Board Diagnostics with NGS
WARNING: This page is about a different car, the 2004 Mercury Mountaineer and 2004 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
For detailed instruction and other diagnostic methods using the NGS, refer to the NGS tester and the INTRODUCTION - CNG, FLEX-FUEL & GASOLINE
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These quick tests should be used to diagnose the powertrain control module (PCM) and should be carried out in order.
- Quick Test 1.0 - Visual Inspection
- Quick Test 2.0 - Set Up
- Quick Test 3.0 - Key On, Engine Off
- Quick Test 4.0 - Continuous Memory
- Quick Test 5.0 - Key On, Engine Running
- Special Test Mode
- Wiggle Test Mode
- Output Test Mode
- PCM Reset Mode
- Clearing DTCs
- OBD II Drive Cycle
- Other NGS Features
For further information on other diagnostic testing features using the NGS or generic scan tool, refer to the INTRODUCTION - CNG, FLEX-FUEL & GASOLINE . Other diagnostic methods include the following:
- Parameter Identification (PID) Access Mode
- Freeze Frame Data Access Mode
- Oxygen Sensor Monitor Mode