Clearing Trouble Codes
USING THE SCAN TOOL1. Turn the ignition switch to OFF and then back to ON again.
2. Erase the diagnostic trouble codes.
3. Check to be sure that no diagnostic trouble codes exist.
USING THE VOLTMETER
1. Turn the ignition switch to OFF.
2. After disconnecting the battery cable from the battery (-) terminal for 10 seconds or more, reconnect the cable.
3. Turn the ignition switch to the ON, read of the diagnostic trouble codes and check that a normal code is output.