P645F

P645F Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P645F 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 P645F Fault Code Meaning :

Ford P645F Symptoms :

Ford P645F Reasons :

How To Fix Ford P645F Trouble Code ?

Which Ford cars have the code P645F?

  • P645F Ford Aerostar
  • P645F Ford Bronco
  • P645F Ford C-Max
  • P645F Ford C-Max Energi
  • P645F Ford C-Max Hybrid
  • P645F Ford Contour
  • P645F Ford Crown Victoria
  • P645F Ford EcoSport
  • P645F Ford Econoline
  • P645F Ford Edge
  • P645F Ford Escape
  • P645F Ford Escape Hybrid
  • P645F Ford Escort
  • P645F Ford Everest
  • P645F Ford Excursion
  • P645F Ford Expedition
  • P645F Ford Explorer
  • P645F Ford Explorer Sport Trac
  • P645F Ford F-150
  • P645F Ford F-250
  • P645F Ford F-350
  • P645F Ford Fiesta
  • P645F Ford Flex
  • P645F Ford Focus
  • P645F Ford Focus Electric
  • P645F Ford Freestar
  • P645F Ford Freestyle
  • P645F Ford Fusion
  • P645F Ford Fusion Energi
  • P645F Ford Fusion Hybrid
  • P645F Ford Fusion Plug-In Hybrid
  • P645F Ford GT
  • P645F Ford Mustang
  • P645F Ford Mustang Mach-E
  • P645F Ford Mystique
  • P645F Ford Probe
  • P645F Ford Ranger
  • P645F Ford Taurus
  • P645F Ford Taurus X
  • P645F Ford Tempo
  • P645F Ford Thunderbird
  • P645F Ford Transit
  • P645F Ford Transit Connect
  • P645F 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.