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Home >> Mazda >> 2003 >> Protege DX, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0443: EVAP Control System Purge Control Valve - Circuit Malfunction >> Detection Condition
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Detection Condition

PCM monitors input voltages from purge solenoid valve. If voltage at PCM terminal 67 remains low or high, PCM determines purge solenoid valve circuit has malfunction. This is a diagnostic support DTC (monitored once per key cycle). MIL does not illuminate. Freeze frame data is not available. DTC is not stored in PCM memory.

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