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Trouble code P0174 means: Fuel System Too Lean (Cylinder Bank 2) Trouble code P0171 means: Fuel System Too Lean (Cylinder Bank 1)
p0171 andpo174 mean that you're car is running lean
Probably a vacuum leak. Do you have a code P0171 or P0174?
Trouble code P0171 means: Fuel Trim System Lean (Bank 1) Trouble code P0174 means: Fuel Trim System Lean (Bank 2)
Trouble code P0171 means: Fuel Trim System Lean (Bank 1) Trouble code P0174 means: Fuel Trim System Lean (Bank 2)
Trouble code P0171 means: Fuel Trim System Lean (Bank 1) Trouble code P0174 means: Fuel Trim System Lean (Bank 2)
Trouble code P0171 means: Fuel System Too Lean (Cylinder Bank 1) Trouble code P0174 means: Fuel System Too Lean (Cylinder Bank 2)
lean bank 1 lean bank 2 fuel trim limits reached
Trouble code P0174 means: System Too Lean (Bank 2)
Trouble code P0171 means: Fuel System Too Lean (Cylinder Bank 1) Trouble code P0174 means: Fuel System Too Lean (Cylinder Bank 2) These 2 codes are common indicators of a well-known failure on the 1999-2003 Windstars. Be sure to review the additional information in the "Related Questions" below...
broken MAF sensor, easy fix... it's on the intake right after air filter... second option is that the engine gets false air through broken hose...
You probably have a vacuum leak. Check under the hood for a disconnected vacuum hose.