P81E9

P81E9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P81E9 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 P81E9 Fault Code Meaning :

Ford P81E9 Symptoms :

Ford P81E9 Reasons :

How To Fix Ford P81E9 Trouble Code ?

Which Ford cars have the code P81E9?

  • P81E9 Ford Aerostar
  • P81E9 Ford Bronco
  • P81E9 Ford C-Max
  • P81E9 Ford C-Max Energi
  • P81E9 Ford C-Max Hybrid
  • P81E9 Ford Contour
  • P81E9 Ford Crown Victoria
  • P81E9 Ford EcoSport
  • P81E9 Ford Econoline
  • P81E9 Ford Edge
  • P81E9 Ford Escape
  • P81E9 Ford Escape Hybrid
  • P81E9 Ford Escort
  • P81E9 Ford Everest
  • P81E9 Ford Excursion
  • P81E9 Ford Expedition
  • P81E9 Ford Explorer
  • P81E9 Ford Explorer Sport Trac
  • P81E9 Ford F-150
  • P81E9 Ford F-250
  • P81E9 Ford F-350
  • P81E9 Ford Fiesta
  • P81E9 Ford Flex
  • P81E9 Ford Focus
  • P81E9 Ford Focus Electric
  • P81E9 Ford Freestar
  • P81E9 Ford Freestyle
  • P81E9 Ford Fusion
  • P81E9 Ford Fusion Energi
  • P81E9 Ford Fusion Hybrid
  • P81E9 Ford Fusion Plug-In Hybrid
  • P81E9 Ford GT
  • P81E9 Ford Mustang
  • P81E9 Ford Mustang Mach-E
  • P81E9 Ford Mystique
  • P81E9 Ford Probe
  • P81E9 Ford Ranger
  • P81E9 Ford Taurus
  • P81E9 Ford Taurus X
  • P81E9 Ford Tempo
  • P81E9 Ford Thunderbird
  • P81E9 Ford Transit
  • P81E9 Ford Transit Connect
  • P81E9 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.