Conditions For Clearing MIL/DTC

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

PCM turns OFF MIL on the third consecutive trip cycle during which diagnostic has been run and fault condition is no longer present.
DTC clears after 40 consecutive warm-up cycles have occurred without a fault.
A DTC can be cleared by using scan tool CLEAR DTC INFORMATION function.