P0443 Evaporative Emission Control System Purge Control Valve Circuit

Powertrain Severity: Low Generic OBD-II

Electrical fault in the purge valve circuit.

Common causes

  • Faulty purge valve
  • Wiring damage

Symptoms

  • Check engine light

What to check

  1. Measure valve resistance
  2. Inspect connector

Manufacturers may add their own detail to generic codes. If your vehicle shows a different description for P0443, follow the service information for that make and model.

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