P46D8

P46D8 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P46D8 Diagnosis

This fault indicates that the circuit is drawing more current than it is designed to supply, and possibly there is a wiring fault shorting this circuit to ground. The fault remains active until the ignition is turned ON when the fault is no longer present.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 P46D8 Fault Code Meaning :

Ford P46D8 Symptoms :

Ford P46D8 Reasons :

How To Fix Ford P46D8 Trouble Code ?

Which Ford cars have the code P46D8?

  • P46D8 Ford Aerostar
  • P46D8 Ford Bronco
  • P46D8 Ford C-Max
  • P46D8 Ford C-Max Energi
  • P46D8 Ford C-Max Hybrid
  • P46D8 Ford Contour
  • P46D8 Ford Crown Victoria
  • P46D8 Ford EcoSport
  • P46D8 Ford Econoline
  • P46D8 Ford Edge
  • P46D8 Ford Escape
  • P46D8 Ford Escape Hybrid
  • P46D8 Ford Escort
  • P46D8 Ford Everest
  • P46D8 Ford Excursion
  • P46D8 Ford Expedition
  • P46D8 Ford Explorer
  • P46D8 Ford Explorer Sport Trac
  • P46D8 Ford F-150
  • P46D8 Ford F-250
  • P46D8 Ford F-350
  • P46D8 Ford Fiesta
  • P46D8 Ford Flex
  • P46D8 Ford Focus
  • P46D8 Ford Focus Electric
  • P46D8 Ford Freestar
  • P46D8 Ford Freestyle
  • P46D8 Ford Fusion
  • P46D8 Ford Fusion Energi
  • P46D8 Ford Fusion Hybrid
  • P46D8 Ford Fusion Plug-In Hybrid
  • P46D8 Ford GT
  • P46D8 Ford Mustang
  • P46D8 Ford Mustang Mach-E
  • P46D8 Ford Mystique
  • P46D8 Ford Probe
  • P46D8 Ford Ranger
  • P46D8 Ford Taurus
  • P46D8 Ford Taurus X
  • P46D8 Ford Tempo
  • P46D8 Ford Thunderbird
  • P46D8 Ford Transit
  • P46D8 Ford Transit Connect
  • P46D8 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.