Trouble code P0401 means:Exhaust gas recirculation flow insufficient detected
Trouble code P0401 means: Insufficient EGR Flow Detected Replace the EGR Valve
Trouble code P0401 means: Insufficient EGR Flow Detected Replace the EGR valve
Trouble code P0401 means:Exhaust gas recirculation flow insufficient detected
Trouble code P0401 means: Exhaust Gas Recirculation Malfunction
Trouble code P0401 means:Exhaust gas recirculation flow insufficient detected
Trouble code P0401 means: Exhaust Gas Recirculation Malfunction Replace the EGR Valve
Trouble code P0401 means:Exhaust gas recirculation flow insufficient detected
Trouble code P0401 means:Exhaust gas recirculation flow insufficient detected
Trouble code P0401 means:Exhaust gas recirculation flow insufficient detected
Trouble code P0401 means: Exhaust gas recirculation - insufficient flow detected
P0401 means insufficient EGR valve flow. It does not matter what make or model of car is involved.
Trouble code P0780 means: Shift malfunction