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. Start engine and allow it to reach normal operating temperature. Drive vehicle at speeds of 50 MPH. Release accelerator pedal and allow vehicle to coast for 6 seconds or more (with vehicle in gear). Stop vehicle. Using scan tool, check for current or pending DTC P0500. See RETRIEVING DIAGNOSTIC TROUBLE CODES  under SELF-DIAGNOSTIC SYSTEM. If DTC reset, go to DIAGNOSIS & REPAIR PROCEDURE  .