P0401 Meaning: EGR Flow Insufficient Detected — Causes & Fixes | CrankKey

GarageEGR system

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Related: P0400 Meaning — EGR Flow Malfunction · P0402 Meaning — EGR Excessive Flow Detected · P0217 Meaning — Engine Coolant Overtemperature · P0403 Meaning — EGR Solenoid Control Circuit · P0404 Meaning — EGR Position Sensor Range/Performance · P0405 Meaning — EGR Sensor A Circuit Low · P0406 Meaning — EGR Sensor A Circuit High · P0171 Meaning — System Too Lean (Bank 1) · P0174 Meaning — System Too Lean (Bank 2) · P0300 Meaning — Random or Multiple Cylinder Misfire · P0420 Meaning — Catalyst Efficiency (Bank 1) · P0430 Meaning — Catalyst Efficiency (Bank 2) · P0442 Meaning — EVAP System Small Leak · P0455 Meaning — EVAP System Large Leak · EGR cluster hub (P0400 / P0401 / P0402 / P0403)

CrankKey Check engine light guide Contact FAQ P0401 Meaning P0402 Meaning P0403 Meaning P0404 Meaning P0405 Meaning P0406 Meaning Fuel trim Forced Induction Chassis codes C0051 Meaning C0065 Meaning C0085 Meaning C0090 Meaning C0095 Meaning C1651 Meaning C2005 Meaning C2006 Meaning C0472 Meaning C2007 Meaning C0473 Meaning C2417 Meaning C0495 Meaning ABS / chassis codes ABS codes ABS solenoid codes EPB codes Restraint / SRS codes Wheel-speed sensor codes Codes by cluster P0420 Meaning Powertrain codes Ignition & misfire codes P0421 Meaning Trending fixes Catalyst codes Emissions codes O2 sensor codes

Print this card

Loading P0401…

Related: P0400 Meaning — EGR Flow Malfunction · P0402 Meaning — EGR Excessive Flow Detected · P0217 Meaning — Engine Coolant Overtemperature · P0403 Meaning — EGR Solenoid Control Circuit · P0404 Meaning — EGR Position Sensor Range/Performance · P0405 Meaning — EGR Sensor A Circuit Low · P0406 Meaning — EGR Sensor A Circuit High · P0171 Meaning — System Too Lean (Bank 1) · P0174 Meaning — System Too Lean (Bank 2) · P0300 Meaning — Random or Multiple Cylinder Misfire · P0420 Meaning — Catalyst Efficiency (Bank 1) · P0430 Meaning — Catalyst Efficiency (Bank 2) · P0442 Meaning — EVAP System Small Leak · P0455 Meaning — EVAP System Large Leak · EGR cluster hub (P0400 / P0401 / P0402 / P0403)

P0401 Meaning: EGR Flow Insufficient Detected — Causes & Fixes | CrankKey