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I went to Autozone and borrowed the code reader and the code pulled was P1131. Where would you start on the list below? Or should I just ...

Apr 3, 2014 ... How to diagnose, interpret and fix a vehicle displaying code P1131 using ... O2 sensor, and Jeff shows you where to look on a Ford Escape I4.
Feb 25, 2014 ... How to check and repair PO1131 and PO1151 on Ford ,Lincoln and Mercury. Intake gasket leak.


This is a manufacture wide OBD II trouble code list (Years 96-current). This list gives you the P series of codes.


Possible Causes and Repair Information for P1131 Ford code. Learn what does P1131 Ford means? P1131 Ford Lack of Upstream Heated Oxygen Sensor ...


P1131 on an Expedition is a mass air metering error, not to be confused with a mass air sensor. The engine control module cannot see the bank one.


My check engine light was on so I took it to AutoZone. They hooked up the computer and it gave me these two codes. Any idea where I could ...


P1131 Lack of Upstream Heated Oxygen Sensor Switch - Sensor Indicates Lean - Bank 1 - Read Our Article on Oxygen Sensor Codes For Help With This Ford ...


This particular DTC article refers to a P1151 trouble code on Ford vehicles. .... P1131,P1151,P0174, P0304, P0306 2000 Ford Expedition ... If you still need help regarding the P1151 trouble code, please post your question in our FREE car ...


CEL codes P0171, P1131 Explorer, Sport Trac, Mountaineer & Aviator. ... Pending Code P1131 "lack of H02S1 switches lean bank 1 sensor"