DTC code

P0496: Evaporative Emission System Flow During Non-Purge

Vehicle-specific published guides for this diagnostic trouble code.

Evaporative Emission System Flow During Non-Purge

P0496 means the ECM may be detecting EVAP purge flow or vacuum when purge should not be occurring.

Article vehicle: 2014-2018 Gmc Sierra 1500 5.3 gas

P0496 means the vehicle may be detecting EVAP purge flow when purge is not being commanded.

Article vehicle: 2019-2025 Chevrolet Silverado 1500 5.3 gas

P0496 may indicate the EVAP system is pulling more fuel tank vacuum than expected while the engine is running.

Article vehicle: 2015-2025 Ford F150 2.7 EcoBoost