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2004
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QX56 RWD
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Engine Control System
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DTC P0442: EVAP Control System
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DTC Confirmation Procedure
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Testing Condition
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Testing Condition
Perform "DTC WORK SUPPORT" when the fuel level is between 1/4 and 3/4 full, and vehicle is placed on flat level surface.
Always perform test at a temperature of 0 to 30°C (32 to 86°F).