Evaporative Emissions System: Testing and Inspection

Inspection

[System Inspection]
1. Disconnect the vacuum hose from the throttle body, and connect a vacuum pump to the vacuum hose.
2. Check the following points when the engine is cold [engine coolant temperature 60°C(140°F) or below] and when it is warm [engine coolant temperature 80°C(176°F) or higher].
When engine is cold





When engine is warm