DTC Confirmation Test

Ensure intake air temperature is 6.8°F (-14°C) or more, vehicle is at an altitude of 8000 feet or below, and barometric pressure is 75 kPa or more. Turn ignition off, connect scan tool and turn ignition on. Using scan tool, clear DTCs. See CLEARING DIAGNOSTIC TROUBLE CODES  under SELF-DIAGNOSTIC SYSTEM. Drive vehicle under conditions during which DTC was originally set or under freeze frame data conditions for one minute or more. Stop vehicle. Using scan tool, check for current or pending DTC P0300, P0301, P0302, P0303, P0304, P0305 or P0306. See RETRIEVING DIAGNOSTIC TROUBLE CODES  under SELF-DIAGNOSTIC SYSTEM. If DTC resets, go to DIAGNOSIS & REPAIR PROCEDURE .