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Home › Chevrolet › 2003 › Tracker 2D Utility, RWD, Automatic › Repair and Diagnosis › Engine Performance › System › Engine Control System Self-Diagnostics - 2.0L › Diagnostic Tests › DTC P0449: EVAP Vent System Control Circuit › Conditions For Running DTC

Conditions For Running DTC

Ignition is on or engine is running.
Intake Air Temperature (IAT) is more than 18°F (-8°C) at engine start up.
Engine Coolant Temperature (ECT) is 18-230°F (-8 and 110°C).