P78B0

P78B0 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P78B0 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 P78B0 Fault Code Meaning :

Ford P78B0 Symptoms :

Ford P78B0 Reasons :

How To Fix Ford P78B0 Trouble Code ?

Which Ford cars have the code P78B0?

  • P78B0 Ford Aerostar
  • P78B0 Ford Bronco
  • P78B0 Ford C-Max
  • P78B0 Ford C-Max Energi
  • P78B0 Ford C-Max Hybrid
  • P78B0 Ford Contour
  • P78B0 Ford Crown Victoria
  • P78B0 Ford EcoSport
  • P78B0 Ford Econoline
  • P78B0 Ford Edge
  • P78B0 Ford Escape
  • P78B0 Ford Escape Hybrid
  • P78B0 Ford Escort
  • P78B0 Ford Everest
  • P78B0 Ford Excursion
  • P78B0 Ford Expedition
  • P78B0 Ford Explorer
  • P78B0 Ford Explorer Sport Trac
  • P78B0 Ford F-150
  • P78B0 Ford F-250
  • P78B0 Ford F-350
  • P78B0 Ford Fiesta
  • P78B0 Ford Flex
  • P78B0 Ford Focus
  • P78B0 Ford Focus Electric
  • P78B0 Ford Freestar
  • P78B0 Ford Freestyle
  • P78B0 Ford Fusion
  • P78B0 Ford Fusion Energi
  • P78B0 Ford Fusion Hybrid
  • P78B0 Ford Fusion Plug-In Hybrid
  • P78B0 Ford GT
  • P78B0 Ford Mustang
  • P78B0 Ford Mustang Mach-E
  • P78B0 Ford Mystique
  • P78B0 Ford Probe
  • P78B0 Ford Ranger
  • P78B0 Ford Taurus
  • P78B0 Ford Taurus X
  • P78B0 Ford Tempo
  • P78B0 Ford Thunderbird
  • P78B0 Ford Transit
  • P78B0 Ford Transit Connect
  • P78B0 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.