P4D40

P4D40 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P4D40 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 wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.

When the engine is in idle or in low engine speed and torque condition, the differential pressure over the DPF is expected to be close to zero. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford P4D40 Fault Code Meaning :

Ford P4D40 Symptoms :

Ford P4D40 Reasons :

How To Fix Ford P4D40 Trouble Code ?

Which Ford cars have the code P4D40?

  • P4D40 Ford Aerostar
  • P4D40 Ford Bronco
  • P4D40 Ford C-Max
  • P4D40 Ford C-Max Energi
  • P4D40 Ford C-Max Hybrid
  • P4D40 Ford Contour
  • P4D40 Ford Crown Victoria
  • P4D40 Ford EcoSport
  • P4D40 Ford Econoline
  • P4D40 Ford Edge
  • P4D40 Ford Escape
  • P4D40 Ford Escape Hybrid
  • P4D40 Ford Escort
  • P4D40 Ford Everest
  • P4D40 Ford Excursion
  • P4D40 Ford Expedition
  • P4D40 Ford Explorer
  • P4D40 Ford Explorer Sport Trac
  • P4D40 Ford F-150
  • P4D40 Ford F-250
  • P4D40 Ford F-350
  • P4D40 Ford Fiesta
  • P4D40 Ford Flex
  • P4D40 Ford Focus
  • P4D40 Ford Focus Electric
  • P4D40 Ford Freestar
  • P4D40 Ford Freestyle
  • P4D40 Ford Fusion
  • P4D40 Ford Fusion Energi
  • P4D40 Ford Fusion Hybrid
  • P4D40 Ford Fusion Plug-In Hybrid
  • P4D40 Ford GT
  • P4D40 Ford Mustang
  • P4D40 Ford Mustang Mach-E
  • P4D40 Ford Mystique
  • P4D40 Ford Probe
  • P4D40 Ford Ranger
  • P4D40 Ford Taurus
  • P4D40 Ford Taurus X
  • P4D40 Ford Tempo
  • P4D40 Ford Thunderbird
  • P4D40 Ford Transit
  • P4D40 Ford Transit Connect
  • P4D40 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.