On-Board Diagnostics with Scan Tool

NOTE: For detailed instruction and other diagnostic methods using the scan tool, refer to the scan tool tester manual and SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV .

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
- Output Test Mode
PCM Reset Mode
Clearing DTCs
OBD II Drive Cycle
Other Scan tool Features
For further information on other diagnostic testing features using the scan tool, refer to SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV . Other diagnostic methods include the following.
- Parameter Identification (PID) Access Mode
- Freeze Frame Data Access Mode
- Oxygen Sensor Monitor Mode