P71B3

P71B3 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P71B3 Diagnosis

The CHM does not suupport PWM type DRLs. The vehicle has a BHM mismatch with the CHM. Replace the CHM with one that is compatible with the BHM.The BHM is detecting more than one smart switch with the same ID number present on the vehicle. The outputs controlled by the switch and the indicator in the switch are commanded FF.

The BHM drives the 5 cab overhead clearance and ID lamps from connector B5 pin C on circuit 46. All other marker and tail lamps are driven from BHM connector B1,K on circuit 23. This circuit connects to the CHM as an input at connector J3,P.

Ford P71B3 Fault Code Meaning :

Ford P71B3 Symptoms :

Ford P71B3 Reasons :

How To Fix Ford P71B3 Trouble Code ?

Which Ford cars have the code P71B3?

  • P71B3 Ford Aerostar
  • P71B3 Ford Bronco
  • P71B3 Ford C-Max
  • P71B3 Ford C-Max Energi
  • P71B3 Ford C-Max Hybrid
  • P71B3 Ford Contour
  • P71B3 Ford Crown Victoria
  • P71B3 Ford EcoSport
  • P71B3 Ford Econoline
  • P71B3 Ford Edge
  • P71B3 Ford Escape
  • P71B3 Ford Escape Hybrid
  • P71B3 Ford Escort
  • P71B3 Ford Everest
  • P71B3 Ford Excursion
  • P71B3 Ford Expedition
  • P71B3 Ford Explorer
  • P71B3 Ford Explorer Sport Trac
  • P71B3 Ford F-150
  • P71B3 Ford F-250
  • P71B3 Ford F-350
  • P71B3 Ford Fiesta
  • P71B3 Ford Flex
  • P71B3 Ford Focus
  • P71B3 Ford Focus Electric
  • P71B3 Ford Freestar
  • P71B3 Ford Freestyle
  • P71B3 Ford Fusion
  • P71B3 Ford Fusion Energi
  • P71B3 Ford Fusion Hybrid
  • P71B3 Ford Fusion Plug-In Hybrid
  • P71B3 Ford GT
  • P71B3 Ford Mustang
  • P71B3 Ford Mustang Mach-E
  • P71B3 Ford Mystique
  • P71B3 Ford Probe
  • P71B3 Ford Ranger
  • P71B3 Ford Taurus
  • P71B3 Ford Taurus X
  • P71B3 Ford Tempo
  • P71B3 Ford Thunderbird
  • P71B3 Ford Transit
  • P71B3 Ford Transit Connect
  • P71B3 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.