B1578

B1578 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B1578 Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.The position information for the switch becomes Not Available. Remove the duplicate Smart Switch, then use ServiceLink to verify that the correct Smart Switches are configured for the vehicle.

A comparison of pressures from all sensors is made. The smallest difference between the three is determined and a reference pressure is calculated. The Barometric pressure sensor value is compared to the reference value and if the difference is above the threshold a DTC is reported.

Ford B1578 Fault Code Meaning :

Ford B1578 Symptoms :

Ford B1578 Reasons :

How To Fix Ford B1578 Trouble Code ?

Which Ford cars have the code B1578?

  • B1578 Ford Aerostar
  • B1578 Ford Bronco
  • B1578 Ford C-Max
  • B1578 Ford C-Max Energi
  • B1578 Ford C-Max Hybrid
  • B1578 Ford Contour
  • B1578 Ford Crown Victoria
  • B1578 Ford EcoSport
  • B1578 Ford Econoline
  • B1578 Ford Edge
  • B1578 Ford Escape
  • B1578 Ford Escape Hybrid
  • B1578 Ford Escort
  • B1578 Ford Everest
  • B1578 Ford Excursion
  • B1578 Ford Expedition
  • B1578 Ford Explorer
  • B1578 Ford Explorer Sport Trac
  • B1578 Ford F-150
  • B1578 Ford F-250
  • B1578 Ford F-350
  • B1578 Ford Fiesta
  • B1578 Ford Flex
  • B1578 Ford Focus
  • B1578 Ford Focus Electric
  • B1578 Ford Freestar
  • B1578 Ford Freestyle
  • B1578 Ford Fusion
  • B1578 Ford Fusion Energi
  • B1578 Ford Fusion Hybrid
  • B1578 Ford Fusion Plug-In Hybrid
  • B1578 Ford GT
  • B1578 Ford Mustang
  • B1578 Ford Mustang Mach-E
  • B1578 Ford Mystique
  • B1578 Ford Probe
  • B1578 Ford Ranger
  • B1578 Ford Taurus
  • B1578 Ford Taurus X
  • B1578 Ford Tempo
  • B1578 Ford Thunderbird
  • B1578 Ford Transit
  • B1578 Ford Transit Connect
  • B1578 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.