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Home >> Mazda >> 2007 >> B4000 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 70 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P0457: EVAP System - Malfunction >> Detection Condition

Detection Condition

WARNING: This page is about a different car, the 2003 Mazda B4000, 2003 Mazda B3000, and 2003 Mazda B2300. However, it is still accessible from the selected car via links, so may be relevant.

P0457 indicates the initial vacuum could not be achieved after a refueling event and the purge vapor flow is excessive (gross leak).

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