P3787

P3787 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3787 Diagnosis

The output circuits that are powered by VBAT2 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. 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 P3787 Fault Code Meaning :

Ford P3787 Symptoms :

Ford P3787 Reasons :

How To Fix Ford P3787 Trouble Code ?

Which Ford cars have the code P3787?

  • P3787 Ford Aerostar
  • P3787 Ford Bronco
  • P3787 Ford C-Max
  • P3787 Ford C-Max Energi
  • P3787 Ford C-Max Hybrid
  • P3787 Ford Contour
  • P3787 Ford Crown Victoria
  • P3787 Ford EcoSport
  • P3787 Ford Econoline
  • P3787 Ford Edge
  • P3787 Ford Escape
  • P3787 Ford Escape Hybrid
  • P3787 Ford Escort
  • P3787 Ford Everest
  • P3787 Ford Excursion
  • P3787 Ford Expedition
  • P3787 Ford Explorer
  • P3787 Ford Explorer Sport Trac
  • P3787 Ford F-150
  • P3787 Ford F-250
  • P3787 Ford F-350
  • P3787 Ford Fiesta
  • P3787 Ford Flex
  • P3787 Ford Focus
  • P3787 Ford Focus Electric
  • P3787 Ford Freestar
  • P3787 Ford Freestyle
  • P3787 Ford Fusion
  • P3787 Ford Fusion Energi
  • P3787 Ford Fusion Hybrid
  • P3787 Ford Fusion Plug-In Hybrid
  • P3787 Ford GT
  • P3787 Ford Mustang
  • P3787 Ford Mustang Mach-E
  • P3787 Ford Mystique
  • P3787 Ford Probe
  • P3787 Ford Ranger
  • P3787 Ford Taurus
  • P3787 Ford Taurus X
  • P3787 Ford Tempo
  • P3787 Ford Thunderbird
  • P3787 Ford Transit
  • P3787 Ford Transit Connect
  • P3787 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.