Trouble code P0400 means:Exhaust gas recirculation flow malfunction
Trouble code P0400 means:Exhaust gas recirculation flow malfunction
Trouble code P0400 means:Exhaust gas recirculation flow malfunction
Trouble code P0400 means:Exhaust gas recirculation flow malfunction
Trouble code P0400 means: EGR System Performance
Trouble code P0400 means:Exhaust gas recirculation flow malfunction
Trouble code P0400 means: Exhaust Gas Recirculation Flow
Trouble code P0400 means: EGR System Performance
P0400 Exhaust Gas Recirculation Flow Malfunction LIBERTY DOES NOT HAVE AN EGR SYSTEM. P0400 DOES NOT APPLY TO LIBERTY
Trouble code P0400 means:Exhaust gas recirculation-flow malfunction
Trouble code P0400 means:Exhaust gas recirculation flow malfunction
Trouble code P0400 means:Exhaust gas recirculation flow malfunction
Top front of engine on the exhaust manifold, open the hood and it's right there. Error code for this is: P0138