P45B4

P45B4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P45B4 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 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 P45B4 Fault Code Meaning :

Ford P45B4 Symptoms :

Ford P45B4 Reasons :

How To Fix Ford P45B4 Trouble Code ?

Which Ford cars have the code P45B4?

  • P45B4 Ford Aerostar
  • P45B4 Ford Bronco
  • P45B4 Ford C-Max
  • P45B4 Ford C-Max Energi
  • P45B4 Ford C-Max Hybrid
  • P45B4 Ford Contour
  • P45B4 Ford Crown Victoria
  • P45B4 Ford EcoSport
  • P45B4 Ford Econoline
  • P45B4 Ford Edge
  • P45B4 Ford Escape
  • P45B4 Ford Escape Hybrid
  • P45B4 Ford Escort
  • P45B4 Ford Everest
  • P45B4 Ford Excursion
  • P45B4 Ford Expedition
  • P45B4 Ford Explorer
  • P45B4 Ford Explorer Sport Trac
  • P45B4 Ford F-150
  • P45B4 Ford F-250
  • P45B4 Ford F-350
  • P45B4 Ford Fiesta
  • P45B4 Ford Flex
  • P45B4 Ford Focus
  • P45B4 Ford Focus Electric
  • P45B4 Ford Freestar
  • P45B4 Ford Freestyle
  • P45B4 Ford Fusion
  • P45B4 Ford Fusion Energi
  • P45B4 Ford Fusion Hybrid
  • P45B4 Ford Fusion Plug-In Hybrid
  • P45B4 Ford GT
  • P45B4 Ford Mustang
  • P45B4 Ford Mustang Mach-E
  • P45B4 Ford Mystique
  • P45B4 Ford Probe
  • P45B4 Ford Ranger
  • P45B4 Ford Taurus
  • P45B4 Ford Taurus X
  • P45B4 Ford Tempo
  • P45B4 Ford Thunderbird
  • P45B4 Ford Transit
  • P45B4 Ford Transit Connect
  • P45B4 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.