P921F

P921F Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P921F 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 ICU reads the wiper switch position and sends the status of the switch to the BHM. This fault becomes active when the ICU reads that both LO speed and HI speed are active at the same time.

The BHM measures the current on this circuit when the headlamp output is commanded ON. This fault indicates that the left high beam headlamp circuit is drawing more current than it is designed to supply and possibly there is a wiring fault shorting this circuit to ground.

Ford P921F Fault Code Meaning :

Ford P921F Symptoms :

Ford P921F Reasons :

How To Fix Ford P921F Trouble Code ?

Which Ford cars have the code P921F?

  • P921F Ford Aerostar
  • P921F Ford Bronco
  • P921F Ford C-Max
  • P921F Ford C-Max Energi
  • P921F Ford C-Max Hybrid
  • P921F Ford Contour
  • P921F Ford Crown Victoria
  • P921F Ford EcoSport
  • P921F Ford Econoline
  • P921F Ford Edge
  • P921F Ford Escape
  • P921F Ford Escape Hybrid
  • P921F Ford Escort
  • P921F Ford Everest
  • P921F Ford Excursion
  • P921F Ford Expedition
  • P921F Ford Explorer
  • P921F Ford Explorer Sport Trac
  • P921F Ford F-150
  • P921F Ford F-250
  • P921F Ford F-350
  • P921F Ford Fiesta
  • P921F Ford Flex
  • P921F Ford Focus
  • P921F Ford Focus Electric
  • P921F Ford Freestar
  • P921F Ford Freestyle
  • P921F Ford Fusion
  • P921F Ford Fusion Energi
  • P921F Ford Fusion Hybrid
  • P921F Ford Fusion Plug-In Hybrid
  • P921F Ford GT
  • P921F Ford Mustang
  • P921F Ford Mustang Mach-E
  • P921F Ford Mystique
  • P921F Ford Probe
  • P921F Ford Ranger
  • P921F Ford Taurus
  • P921F Ford Taurus X
  • P921F Ford Tempo
  • P921F Ford Thunderbird
  • P921F Ford Transit
  • P921F Ford Transit Connect
  • P921F 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.