P87F9

P87F9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P87F9 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 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.

When the engine is in higher engine speed and torque condition, the differential pressure over the DPF is expected to rise according to engine speed and torque. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford P87F9 Fault Code Meaning :

Ford P87F9 Symptoms :

Ford P87F9 Reasons :

How To Fix Ford P87F9 Trouble Code ?

Which Ford cars have the code P87F9?

  • P87F9 Ford Aerostar
  • P87F9 Ford Bronco
  • P87F9 Ford C-Max
  • P87F9 Ford C-Max Energi
  • P87F9 Ford C-Max Hybrid
  • P87F9 Ford Contour
  • P87F9 Ford Crown Victoria
  • P87F9 Ford EcoSport
  • P87F9 Ford Econoline
  • P87F9 Ford Edge
  • P87F9 Ford Escape
  • P87F9 Ford Escape Hybrid
  • P87F9 Ford Escort
  • P87F9 Ford Everest
  • P87F9 Ford Excursion
  • P87F9 Ford Expedition
  • P87F9 Ford Explorer
  • P87F9 Ford Explorer Sport Trac
  • P87F9 Ford F-150
  • P87F9 Ford F-250
  • P87F9 Ford F-350
  • P87F9 Ford Fiesta
  • P87F9 Ford Flex
  • P87F9 Ford Focus
  • P87F9 Ford Focus Electric
  • P87F9 Ford Freestar
  • P87F9 Ford Freestyle
  • P87F9 Ford Fusion
  • P87F9 Ford Fusion Energi
  • P87F9 Ford Fusion Hybrid
  • P87F9 Ford Fusion Plug-In Hybrid
  • P87F9 Ford GT
  • P87F9 Ford Mustang
  • P87F9 Ford Mustang Mach-E
  • P87F9 Ford Mystique
  • P87F9 Ford Probe
  • P87F9 Ford Ranger
  • P87F9 Ford Taurus
  • P87F9 Ford Taurus X
  • P87F9 Ford Tempo
  • P87F9 Ford Thunderbird
  • P87F9 Ford Transit
  • P87F9 Ford Transit Connect
  • P87F9 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.