OBD Code P0402

Exhaust Gas Recirculation Flow Excessive

CodeP0402
DescriptionExhaust Gas Recirculation Flow Excessive
Possible CausesThe EGR flow is above the expected level.
SystemEmission Controls

What Does P0402 Mean?

Exhaust Gas Recirculation Flow Excessive. 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)

View All OBD Codes