Initial Inspection and Diagnostic Overview

Evaporative Emission System Tester:

SPECIAL SERVICE TOOLS

The evaporative emission system is controlled and monitored by the PCM.

1. Verify that the concern is with the Evaporative Emission (EVAP) system.
2. Inspect to determine if any of the following mechanical concerns apply:

VISUAL INSPECTION CHART

Mechanical
^ Improperly installed fuel filler cap.
^ Visually inspect EVAP test port.
^ Loose or disconnected components.
^ Damaged EVAP canister or vent solenoid.
^ Kinked hoses.

3. If the concern remains after the inspection, determine the symptom and proceed to the following Symptom Chart. Symptom Related Diagnostic Procedures