P0443
Low SeverityEVAP Purge Control Valve Circuit
EVAP System
What Does P0443 Mean?
Electrical fault in the EVAP purge valve circuit.
Common Fix
Replace purge valve
Estimated Cost (DIY)
$15 - $50
Symptoms
- β οΈCheck engine light
- β οΈNo driveability symptoms
Common Causes
Failed purge valvelikely
Wiring issuepossible
How to Diagnose P0443
- 1Check purge valve connector
- 2Test valve resistance
- 3Replace valve
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Shop OBD2 Scanners on Amazon βFrequently Asked Questions
- Where is the purge valve?
- Usually on or near the intake manifold, connected to a vacuum hose and the charcoal canister.
- Can I test the purge valve?
- Yes β apply 12V directly to the valve. You should hear it click and be able to blow through it when energized.
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