DTC Confirmation Test

Turn ignition off. Using scan tool, clear DTCs. See CLEARING DIAGNOSTIC TROUBLE CODES  under SELF-DIAGNOSTIC SYSTEM. Start engine and Drive vehicle for 10 seconds. Stop vehicle, leave ignition on. Using scan tool, check for current or pending DTC P0453. See RETRIEVING DIAGNOSTIC TROUBLE CODES  under SELF-DIAGNOSTIC SYSTEM. If DTC resets, go to DIAGNOSIS & REPAIR PROCEDURE  .