Error code
Bentley All models code P0401
No approved translation for this record yet; showing the original text.
Meaning
Restriction in the EGR passages usually caused by carbon buildup, The EGR Valve is defective, Lack of proper vacuum or electrical signal to the EGR valve, Malfunctioning EGR Vacuum supply solenoid
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Address of this page: https://www.remfixit.com/tr/bentley/tum-modeller/p0401