OBD Code P0456

Evaporative Emission Control System Leak Detected (Very Small Leak)

CodeP0456
DescriptionEvaporative Emission Control System Leak Detected (Very Small Leak)
Possible CausesA very small leak has been detected in the EVAP system.
SystemEmission Controls

What Does P0456 Mean?

Evaporative Emission Control System Leak Detected (Very Small Leak). This diagnostic trouble code (DTC) is stored when the vehicle's onboard computer detects an issue with the emission controls.

Code Breakdown

P = Powertrain code

0 = Generic (SAE standard)

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