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 - insufficient flow detected
Trouble code P0420 means:Catalyst system efficiency below threshold
For 1996 and newer Trouble code P0128 means:Coolant Thermostat (coolant temperature below thermostat regulatin temperature)
P0401 means insufficient EGR valve flow. It does not matter what make or model of car is involved.
Trouble code P0302 means:Cylinder 2 misfire detected
Check out the website www.obd-codes.com (for 1996 and newer OBD II)
Trouble code P0600 means: Serial Communication Link
Trouble code P0071 means: Ambient air temperature sensor range/performance problem
Do a google search for ( Ford OBD 1 codes ) to see a list
Trouble code P0017 means: Crankshaft position/camshaft position, bank 1, sensor B - Correlation