B0452

B0452 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B0452 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 OFF.

The disconnected pipe malfunction is detected when the ventilator tube from the valve cover to the separator device is disconnected resulting in a pressure below the lower limit.Both of these malfunctions will result in a DTC being set.

Ford B0452 Fault Code Meaning :

Ford B0452 Symptoms :

Ford B0452 Reasons :

How To Fix Ford B0452 Trouble Code ?

Which Ford cars have the code B0452?

  • B0452 Ford Aerostar
  • B0452 Ford Bronco
  • B0452 Ford C-Max
  • B0452 Ford C-Max Energi
  • B0452 Ford C-Max Hybrid
  • B0452 Ford Contour
  • B0452 Ford Crown Victoria
  • B0452 Ford EcoSport
  • B0452 Ford Econoline
  • B0452 Ford Edge
  • B0452 Ford Escape
  • B0452 Ford Escape Hybrid
  • B0452 Ford Escort
  • B0452 Ford Everest
  • B0452 Ford Excursion
  • B0452 Ford Expedition
  • B0452 Ford Explorer
  • B0452 Ford Explorer Sport Trac
  • B0452 Ford F-150
  • B0452 Ford F-250
  • B0452 Ford F-350
  • B0452 Ford Fiesta
  • B0452 Ford Flex
  • B0452 Ford Focus
  • B0452 Ford Focus Electric
  • B0452 Ford Freestar
  • B0452 Ford Freestyle
  • B0452 Ford Fusion
  • B0452 Ford Fusion Energi
  • B0452 Ford Fusion Hybrid
  • B0452 Ford Fusion Plug-In Hybrid
  • B0452 Ford GT
  • B0452 Ford Mustang
  • B0452 Ford Mustang Mach-E
  • B0452 Ford Mystique
  • B0452 Ford Probe
  • B0452 Ford Ranger
  • B0452 Ford Taurus
  • B0452 Ford Taurus X
  • B0452 Ford Tempo
  • B0452 Ford Thunderbird
  • B0452 Ford Transit
  • B0452 Ford Transit Connect
  • B0452 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.