On-Board Diagnostics

To enter diagnostic display function perform following step in order:

1. Turn ignition switch to RUN position.
2. Press RESET button to acknowledge any warning messages present.
3. Press and hold OPTIONS button on Driver Information Center (DIC).
4. While holding OPTIONS button, press FUEL button 4 times within 10 seconds.
5. System will enter automatic display mode. In automatic display mode, each module will display in sequence, listing DTCs (if any). DTCs for tire pressure monitoring system (if any) will also be displayed with DTCs for RFA system. See DIAGNOSTIC TROUBLE CODES  . Clear DTCs after repair is complete. See CLEARING CODES  .