U3948

U3948 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3948 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 U3948 Fault Code Meaning :

Ford U3948 Symptoms :

Ford U3948 Reasons :

How To Fix Ford U3948 Trouble Code ?

Which Ford cars have the code U3948?

  • U3948 Ford Aerostar
  • U3948 Ford Bronco
  • U3948 Ford C-Max
  • U3948 Ford C-Max Energi
  • U3948 Ford C-Max Hybrid
  • U3948 Ford Contour
  • U3948 Ford Crown Victoria
  • U3948 Ford EcoSport
  • U3948 Ford Econoline
  • U3948 Ford Edge
  • U3948 Ford Escape
  • U3948 Ford Escape Hybrid
  • U3948 Ford Escort
  • U3948 Ford Everest
  • U3948 Ford Excursion
  • U3948 Ford Expedition
  • U3948 Ford Explorer
  • U3948 Ford Explorer Sport Trac
  • U3948 Ford F-150
  • U3948 Ford F-250
  • U3948 Ford F-350
  • U3948 Ford Fiesta
  • U3948 Ford Flex
  • U3948 Ford Focus
  • U3948 Ford Focus Electric
  • U3948 Ford Freestar
  • U3948 Ford Freestyle
  • U3948 Ford Fusion
  • U3948 Ford Fusion Energi
  • U3948 Ford Fusion Hybrid
  • U3948 Ford Fusion Plug-In Hybrid
  • U3948 Ford GT
  • U3948 Ford Mustang
  • U3948 Ford Mustang Mach-E
  • U3948 Ford Mystique
  • U3948 Ford Probe
  • U3948 Ford Ranger
  • U3948 Ford Taurus
  • U3948 Ford Taurus X
  • U3948 Ford Tempo
  • U3948 Ford Thunderbird
  • U3948 Ford Transit
  • U3948 Ford Transit Connect
  • U3948 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.