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Code

P0443

Evaporative emissions

EVAP purge valve circuit malfunction

The purge valve control circuit has a fault.

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Most likely causes

Faulty purge solenoid
Wiring fault
Blown fuse

Symptoms you may notice

Check engine light

Checks to run

Test the solenoid
Check wiring

Tools you may need

Multimeter

Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

Related codes in Evaporative emissions

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Very small leak in EVAP system

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