P71B4

P71B4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P71B4 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.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford P71B4 Fault Code Meaning :

Ford P71B4 Symptoms :

Ford P71B4 Reasons :

How To Fix Ford P71B4 Trouble Code ?

Which Ford cars have the code P71B4?

  • P71B4 Ford Aerostar
  • P71B4 Ford Bronco
  • P71B4 Ford C-Max
  • P71B4 Ford C-Max Energi
  • P71B4 Ford C-Max Hybrid
  • P71B4 Ford Contour
  • P71B4 Ford Crown Victoria
  • P71B4 Ford EcoSport
  • P71B4 Ford Econoline
  • P71B4 Ford Edge
  • P71B4 Ford Escape
  • P71B4 Ford Escape Hybrid
  • P71B4 Ford Escort
  • P71B4 Ford Everest
  • P71B4 Ford Excursion
  • P71B4 Ford Expedition
  • P71B4 Ford Explorer
  • P71B4 Ford Explorer Sport Trac
  • P71B4 Ford F-150
  • P71B4 Ford F-250
  • P71B4 Ford F-350
  • P71B4 Ford Fiesta
  • P71B4 Ford Flex
  • P71B4 Ford Focus
  • P71B4 Ford Focus Electric
  • P71B4 Ford Freestar
  • P71B4 Ford Freestyle
  • P71B4 Ford Fusion
  • P71B4 Ford Fusion Energi
  • P71B4 Ford Fusion Hybrid
  • P71B4 Ford Fusion Plug-In Hybrid
  • P71B4 Ford GT
  • P71B4 Ford Mustang
  • P71B4 Ford Mustang Mach-E
  • P71B4 Ford Mystique
  • P71B4 Ford Probe
  • P71B4 Ford Ranger
  • P71B4 Ford Taurus
  • P71B4 Ford Taurus X
  • P71B4 Ford Tempo
  • P71B4 Ford Thunderbird
  • P71B4 Ford Transit
  • P71B4 Ford Transit Connect
  • P71B4 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.