P74B8

P74B8 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P74B8 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.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 End of Frame air output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for an End of Frame air solenoid fault, and for an air pressure switch short circuit fault.

Ford P74B8 Fault Code Meaning :

Ford P74B8 Symptoms :

Ford P74B8 Reasons :

How To Fix Ford P74B8 Trouble Code ?

Which Ford cars have the code P74B8?

  • P74B8 Ford Aerostar
  • P74B8 Ford Bronco
  • P74B8 Ford C-Max
  • P74B8 Ford C-Max Energi
  • P74B8 Ford C-Max Hybrid
  • P74B8 Ford Contour
  • P74B8 Ford Crown Victoria
  • P74B8 Ford EcoSport
  • P74B8 Ford Econoline
  • P74B8 Ford Edge
  • P74B8 Ford Escape
  • P74B8 Ford Escape Hybrid
  • P74B8 Ford Escort
  • P74B8 Ford Everest
  • P74B8 Ford Excursion
  • P74B8 Ford Expedition
  • P74B8 Ford Explorer
  • P74B8 Ford Explorer Sport Trac
  • P74B8 Ford F-150
  • P74B8 Ford F-250
  • P74B8 Ford F-350
  • P74B8 Ford Fiesta
  • P74B8 Ford Flex
  • P74B8 Ford Focus
  • P74B8 Ford Focus Electric
  • P74B8 Ford Freestar
  • P74B8 Ford Freestyle
  • P74B8 Ford Fusion
  • P74B8 Ford Fusion Energi
  • P74B8 Ford Fusion Hybrid
  • P74B8 Ford Fusion Plug-In Hybrid
  • P74B8 Ford GT
  • P74B8 Ford Mustang
  • P74B8 Ford Mustang Mach-E
  • P74B8 Ford Mystique
  • P74B8 Ford Probe
  • P74B8 Ford Ranger
  • P74B8 Ford Taurus
  • P74B8 Ford Taurus X
  • P74B8 Ford Tempo
  • P74B8 Ford Thunderbird
  • P74B8 Ford Transit
  • P74B8 Ford Transit Connect
  • P74B8 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.