C1679

C1679 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C1679 Diagnosis

The axle lift 2 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for axle lift 2 air solenoid fault, and for air pressure switch short circuit fault.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 C1679 Fault Code Meaning :

Ford C1679 Symptoms :

Ford C1679 Reasons :

How To Fix Ford C1679 Trouble Code ?

Which Ford cars have the code C1679?

  • C1679 Ford Aerostar
  • C1679 Ford Bronco
  • C1679 Ford C-Max
  • C1679 Ford C-Max Energi
  • C1679 Ford C-Max Hybrid
  • C1679 Ford Contour
  • C1679 Ford Crown Victoria
  • C1679 Ford EcoSport
  • C1679 Ford Econoline
  • C1679 Ford Edge
  • C1679 Ford Escape
  • C1679 Ford Escape Hybrid
  • C1679 Ford Escort
  • C1679 Ford Everest
  • C1679 Ford Excursion
  • C1679 Ford Expedition
  • C1679 Ford Explorer
  • C1679 Ford Explorer Sport Trac
  • C1679 Ford F-150
  • C1679 Ford F-250
  • C1679 Ford F-350
  • C1679 Ford Fiesta
  • C1679 Ford Flex
  • C1679 Ford Focus
  • C1679 Ford Focus Electric
  • C1679 Ford Freestar
  • C1679 Ford Freestyle
  • C1679 Ford Fusion
  • C1679 Ford Fusion Energi
  • C1679 Ford Fusion Hybrid
  • C1679 Ford Fusion Plug-In Hybrid
  • C1679 Ford GT
  • C1679 Ford Mustang
  • C1679 Ford Mustang Mach-E
  • C1679 Ford Mystique
  • C1679 Ford Probe
  • C1679 Ford Ranger
  • C1679 Ford Taurus
  • C1679 Ford Taurus X
  • C1679 Ford Tempo
  • C1679 Ford Thunderbird
  • C1679 Ford Transit
  • C1679 Ford Transit Connect
  • C1679 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.