C1171

C1171 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C1171 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.The position information for the switch becomes Not Available. Remove the duplicate Smart Switch, then use ServiceLink to verify that the correct Smart Switches are configured for the vehicle.

A comparison of pressures from all sensors is made. The smallest difference between the three is determined and a reference pressure is calculated. The Barometric pressure sensor value is compared to the reference value and if the difference is above the threshold a DTC is reported.

Ford C1171 Fault Code Meaning :

Ford C1171 Symptoms :

Ford C1171 Reasons :

How To Fix Ford C1171 Trouble Code ?

Which Ford cars have the code C1171?

  • C1171 Ford Aerostar
  • C1171 Ford Bronco
  • C1171 Ford C-Max
  • C1171 Ford C-Max Energi
  • C1171 Ford C-Max Hybrid
  • C1171 Ford Contour
  • C1171 Ford Crown Victoria
  • C1171 Ford EcoSport
  • C1171 Ford Econoline
  • C1171 Ford Edge
  • C1171 Ford Escape
  • C1171 Ford Escape Hybrid
  • C1171 Ford Escort
  • C1171 Ford Everest
  • C1171 Ford Excursion
  • C1171 Ford Expedition
  • C1171 Ford Explorer
  • C1171 Ford Explorer Sport Trac
  • C1171 Ford F-150
  • C1171 Ford F-250
  • C1171 Ford F-350
  • C1171 Ford Fiesta
  • C1171 Ford Flex
  • C1171 Ford Focus
  • C1171 Ford Focus Electric
  • C1171 Ford Freestar
  • C1171 Ford Freestyle
  • C1171 Ford Fusion
  • C1171 Ford Fusion Energi
  • C1171 Ford Fusion Hybrid
  • C1171 Ford Fusion Plug-In Hybrid
  • C1171 Ford GT
  • C1171 Ford Mustang
  • C1171 Ford Mustang Mach-E
  • C1171 Ford Mystique
  • C1171 Ford Probe
  • C1171 Ford Ranger
  • C1171 Ford Taurus
  • C1171 Ford Taurus X
  • C1171 Ford Tempo
  • C1171 Ford Thunderbird
  • C1171 Ford Transit
  • C1171 Ford Transit Connect
  • C1171 Ford Windstar

A code is a fault code and it indicates that something has gone wrong with your car's engine.

It can be caused by many different problems, including a faulty battery, a bad fuel pump, or even a cracked exhaust manifold.

You will need to diagnose the problem before you can fix it. The best way to do this is with an OBD scanner tool.

A scan tool will tell you what needs fixing and how much it will cost in order to fix that particular issue.