C1291

C1291 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C1291 Diagnosis

The CHM does not suupport PWM type DRLs. The vehicle has a BHM mismatch with the CHM. Replace the CHM with one that is compatible with the BHM.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 C1291 Fault Code Meaning :

Ford C1291 Symptoms :

Ford C1291 Reasons :

How To Fix Ford C1291 Trouble Code ?

Which Ford cars have the code C1291?

  • C1291 Ford Aerostar
  • C1291 Ford Bronco
  • C1291 Ford C-Max
  • C1291 Ford C-Max Energi
  • C1291 Ford C-Max Hybrid
  • C1291 Ford Contour
  • C1291 Ford Crown Victoria
  • C1291 Ford EcoSport
  • C1291 Ford Econoline
  • C1291 Ford Edge
  • C1291 Ford Escape
  • C1291 Ford Escape Hybrid
  • C1291 Ford Escort
  • C1291 Ford Everest
  • C1291 Ford Excursion
  • C1291 Ford Expedition
  • C1291 Ford Explorer
  • C1291 Ford Explorer Sport Trac
  • C1291 Ford F-150
  • C1291 Ford F-250
  • C1291 Ford F-350
  • C1291 Ford Fiesta
  • C1291 Ford Flex
  • C1291 Ford Focus
  • C1291 Ford Focus Electric
  • C1291 Ford Freestar
  • C1291 Ford Freestyle
  • C1291 Ford Fusion
  • C1291 Ford Fusion Energi
  • C1291 Ford Fusion Hybrid
  • C1291 Ford Fusion Plug-In Hybrid
  • C1291 Ford GT
  • C1291 Ford Mustang
  • C1291 Ford Mustang Mach-E
  • C1291 Ford Mystique
  • C1291 Ford Probe
  • C1291 Ford Ranger
  • C1291 Ford Taurus
  • C1291 Ford Taurus X
  • C1291 Ford Tempo
  • C1291 Ford Thunderbird
  • C1291 Ford Transit
  • C1291 Ford Transit Connect
  • C1291 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.