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P0447

Overview

Code

P0447

Code Type

P

Code Class

P0

System

Engine, Emissions

Severity Level

Low

Emissions Related

true

Drivability Impact

None

Diagnostic Protocol

OBD2

Freeze Frame Useful

true

Code Definition

Diagnostic trouble code P0447 indicates an open circuit in the EVAP vent control valve

Symptoms

Check Engine Light illuminated

Overview applies to this diagnostic code.

Affected Systems

On This Page

  • Code Definition

  • Symptoms

  • Affected Systems

  • Possible Causes

  • Diagnostic Steps

  • Drive Safety Notes​

More Resources

EVAP vent valve circuit

Possible Causes

Open wiring; Faulty vent valve

Diagnostic Steps

1 Test vent valve circuit; 2 Repair wiring; 3 Replace vent valve if needed

Drive Safety Notes

EVAP self-test may fail

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