LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Mazda
>>
2003
>>
MPV ES
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Self-Diagnostics
>>
Diagnostic Tests
>>
DTC P0443: EVAP System Purge Control Valve Circuit - Malfunction
>>
Possible Causes
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Possible Causes
Purge solenoid valve malfunction.
Open or short between purge solenoid valve and PCM harness connectors.
Open between purge solenoid valve and main relay harness connectors.
PCM malfunction.