P778B

P778B Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P778B 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.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 P778B Fault Code Meaning :

Ford P778B Symptoms :

Ford P778B Reasons :

How To Fix Ford P778B Trouble Code ?

Which Ford cars have the code P778B?

  • P778B Ford Aerostar
  • P778B Ford Bronco
  • P778B Ford C-Max
  • P778B Ford C-Max Energi
  • P778B Ford C-Max Hybrid
  • P778B Ford Contour
  • P778B Ford Crown Victoria
  • P778B Ford EcoSport
  • P778B Ford Econoline
  • P778B Ford Edge
  • P778B Ford Escape
  • P778B Ford Escape Hybrid
  • P778B Ford Escort
  • P778B Ford Everest
  • P778B Ford Excursion
  • P778B Ford Expedition
  • P778B Ford Explorer
  • P778B Ford Explorer Sport Trac
  • P778B Ford F-150
  • P778B Ford F-250
  • P778B Ford F-350
  • P778B Ford Fiesta
  • P778B Ford Flex
  • P778B Ford Focus
  • P778B Ford Focus Electric
  • P778B Ford Freestar
  • P778B Ford Freestyle
  • P778B Ford Fusion
  • P778B Ford Fusion Energi
  • P778B Ford Fusion Hybrid
  • P778B Ford Fusion Plug-In Hybrid
  • P778B Ford GT
  • P778B Ford Mustang
  • P778B Ford Mustang Mach-E
  • P778B Ford Mystique
  • P778B Ford Probe
  • P778B Ford Ranger
  • P778B Ford Taurus
  • P778B Ford Taurus X
  • P778B Ford Tempo
  • P778B Ford Thunderbird
  • P778B Ford Transit
  • P778B Ford Transit Connect
  • P778B 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.