On-Board Diagnostic With Scan Tool
WARNING: This page is about a different variant/trim than selected.
NOTE:
For detailed instruction and other diagnostic methods using the scan tool or equivalent, refer to the scan tool tester article and the Introduction - Gasoline Engines
article.
These Self Tests should be used to diagnose the PCM and should be carried out in order.
- Self Test - Key ON Engine OFF (KOEO)
- Self Test - Continuous Memory Codes
- Self Test - Key ON Engine Running (KOER)
- Special Test Modes
- Wiggle Test Mode
- Output Test Mode
- PCM Reset Mode
- Clearing DTCs P1000
- On-Board Diagnostic (OBD) II Drive Cycle
- Other scan tool features