Clearing Diagnostic Trouble Codes
NOTE:
If instructed to clear Diagnostic Trouble Codes (DTCs) from a specified test procedure, ensure ignition is in proper position as listed in test procedure or test will fail.
- Connect New Generation Star (NGS) tester on Data Link Connector (DLC). Turn ignition switch to RUN position unless otherwise instructed by scan tool. Rotate dial on scan tester to DIAGNOSTIC DATA LINK menu, and press trigger.
- Rotate dial on scan tester to highlight desired module. Ensure DIAGNOSTIC TEST MODES is highlighted, and press trigger. Rotate dial on scan tester to highlight RETRIEVE/CLEAR CONTINUOUS DTC and press trigger. Press button No. 3 to start.
- To clear an individual DTC from a selected module, rotate dial on scan tool to highlight DTC to be cleared. Press button No. 8. This will clear only that DTC from that module. To clear all DTCs from a selected module, press button No. 7.