DTC Confirmation

Depending on equipment available, use one of the following to set DTC:

• Using GST, start engine and bring to normal operating temperature. Turn ignition off for at least 5 seconds. Start engine run for at least 1 minute at idle. Select Mode 7.
• Using MIL, start engine and bring to normal operating temperature. Turn ignition off for at least 5 seconds. Retrieve DTCs using MIL. See SELF-DIAGNOSTICS SYSTEM in TESTS W/CODES - INTRODUCTION article. If DTC does not set, turn ignition off for at least 5 seconds. Start engine run for at least 1 minute at idle. Retrieve DTCs using MIL. See SELF-DIAGNOSTICS in TESTS W/CODES - INTRODUCTION article.