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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 265 (On-Board Diagnostic [Engine Control System]) >> DTC P0446: Change Over Valve (EVAP System Leak Detection Pump) Stuck Closed >> Notes
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DTC P0446: Change Over Valve (EVAP System Leak Detection Pump) Stuck Closed: Notes

WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: DTC P0446: Detection Condition & Possible Causes Chart
G00975279Courtesy of MAZDA MOTORS CORP.
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