C1139

C1139 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C1139 Diagnosis

The fault remains active until the ignition is turned ON when the fault is no longer present. Some BHM configurations force this circuit off until the ignition switch is cycled.The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

The suspension proportioning output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension proportioning air solenoid fault, and for air pressure switch short circuit fault.

Ford C1139 Fault Code Meaning :

Ford C1139 Symptoms :

Ford C1139 Reasons :

How To Fix Ford C1139 Trouble Code ?

Which Ford cars have the code C1139?

  • C1139 Ford Aerostar
  • C1139 Ford Bronco
  • C1139 Ford C-Max
  • C1139 Ford C-Max Energi
  • C1139 Ford C-Max Hybrid
  • C1139 Ford Contour
  • C1139 Ford Crown Victoria
  • C1139 Ford EcoSport
  • C1139 Ford Econoline
  • C1139 Ford Edge
  • C1139 Ford Escape
  • C1139 Ford Escape Hybrid
  • C1139 Ford Escort
  • C1139 Ford Everest
  • C1139 Ford Excursion
  • C1139 Ford Expedition
  • C1139 Ford Explorer
  • C1139 Ford Explorer Sport Trac
  • C1139 Ford F-150
  • C1139 Ford F-250
  • C1139 Ford F-350
  • C1139 Ford Fiesta
  • C1139 Ford Flex
  • C1139 Ford Focus
  • C1139 Ford Focus Electric
  • C1139 Ford Freestar
  • C1139 Ford Freestyle
  • C1139 Ford Fusion
  • C1139 Ford Fusion Energi
  • C1139 Ford Fusion Hybrid
  • C1139 Ford Fusion Plug-In Hybrid
  • C1139 Ford GT
  • C1139 Ford Mustang
  • C1139 Ford Mustang Mach-E
  • C1139 Ford Mystique
  • C1139 Ford Probe
  • C1139 Ford Ranger
  • C1139 Ford Taurus
  • C1139 Ford Taurus X
  • C1139 Ford Tempo
  • C1139 Ford Thunderbird
  • C1139 Ford Transit
  • C1139 Ford Transit Connect
  • C1139 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.