P1A81

P1A81 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P1A81 Diagnosis

The fault remains active until the ignition is turned ON when the fault is no longer present. Some BHM configurations force this circuit off until the ignition switch is cycled.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 P1A81 Fault Code Meaning :

Ford P1A81 Symptoms :

Ford P1A81 Reasons :

How To Fix Ford P1A81 Trouble Code ?

Which Ford cars have the code P1A81?

  • P1A81 Ford Aerostar
  • P1A81 Ford Bronco
  • P1A81 Ford C-Max
  • P1A81 Ford C-Max Energi
  • P1A81 Ford C-Max Hybrid
  • P1A81 Ford Contour
  • P1A81 Ford Crown Victoria
  • P1A81 Ford EcoSport
  • P1A81 Ford Econoline
  • P1A81 Ford Edge
  • P1A81 Ford Escape
  • P1A81 Ford Escape Hybrid
  • P1A81 Ford Escort
  • P1A81 Ford Everest
  • P1A81 Ford Excursion
  • P1A81 Ford Expedition
  • P1A81 Ford Explorer
  • P1A81 Ford Explorer Sport Trac
  • P1A81 Ford F-150
  • P1A81 Ford F-250
  • P1A81 Ford F-350
  • P1A81 Ford Fiesta
  • P1A81 Ford Flex
  • P1A81 Ford Focus
  • P1A81 Ford Focus Electric
  • P1A81 Ford Freestar
  • P1A81 Ford Freestyle
  • P1A81 Ford Fusion
  • P1A81 Ford Fusion Energi
  • P1A81 Ford Fusion Hybrid
  • P1A81 Ford Fusion Plug-In Hybrid
  • P1A81 Ford GT
  • P1A81 Ford Mustang
  • P1A81 Ford Mustang Mach-E
  • P1A81 Ford Mystique
  • P1A81 Ford Probe
  • P1A81 Ford Ranger
  • P1A81 Ford Taurus
  • P1A81 Ford Taurus X
  • P1A81 Ford Tempo
  • P1A81 Ford Thunderbird
  • P1A81 Ford Transit
  • P1A81 Ford Transit Connect
  • P1A81 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.