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Home >> Mazda >> 2003 >> B4000 Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1450: EVAP Monitor >> Detection Condition
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Detection Condition

DTC P1450 indicates self-test has detected the EVAP system is unable to bleed up fuel tank vacuum. EVAP canister purge valve is normally closed. It controls the flow of vapors (purging) from EVAP canister to intake manifold during various engine operating modes.

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