Conditions For Clearing DTC
WARNING: This page is about a different car, the 1998 Pontiac Bonneville, 1998 Oldsmobile Regency, 1998 Oldsmobile LSS, 1998 Oldsmobile Eighty-Eight, and 1998 Buick LeSabre. However, it is still accessible from the selected car via links, so may be relevant.
Current DTC clears when voltage difference between DRIVER HIGH terminal No. 2 and DRIVER LOW terminal No. 3 is less than 400 millivolts for 500 milliseconds. History DTC clears when scan tool CLEAR CODES is received or 250 malfunction-free ignition cycles have occurred.