Conditions For Clearing DTC
WARNING: This page is about a different car, the 1998 Pontiac Trans Sport, 1998 Oldsmobile Silhouette, and 1998 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
Current DTC clears when voltage difference between DRIVER FRONTAL HIGH terminal No. 1 and DRIVER FRONTAL LOW terminal No. 2 is less than 200 millivolts for 500 milliseconds. History DTC clears when scan tool CLEAR CODES is received or 250 malfunction-free ignition cycles have occurred.