P0133 2007 FORD FUSION – O2 Sensor Circuit Slow Response Bank 1 Sensor 1

 

P0133: DIY Repairing Video Tutorial

https://youtu.be/Qk7iEApm11M

Check out nonda Auto DIY Center for more engine error code repairing videos.
https://www.youtube.com/playlist?list=PL-Lyko0O0oxHe1AGvzwAz-wokJPXAtW97

 

P0133 2007 FORD FUSION Possible Symptoms

  Engine Light ON (or Service Engine Soon Warning Light),High Fuel Consumption,Excessive Smoke from Exhaust  

P0133 2007 FORD FUSION Possible Causes

  Faulty Front Heated Oxygen Sensor Bank 1,Front Heated Oxygen Sensor Bank 1 harness is open or shorted,Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection,Inappropriate fuel pressure,Faulty fuel injectors,Intake air leaks may be faulty,Exhaust gas leaks  

P0133 2007 FORD FUSION Description

  The powertrain control module(PCM) commands an air/fuel ratio that changes in the shape of a square wave. The PCM calculates the length of the resulting signal from the HO2S. The test fails when the length of the signal is less than a calibrated limit.