U0542

U0542 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U0542 Diagnosis

The output circuits that are powered by VBAT2 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. 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 U0542 Fault Code Meaning :

Ford U0542 Symptoms :

Ford U0542 Reasons :

How To Fix Ford U0542 Trouble Code ?

Which Ford cars have the code U0542?

  • U0542 Ford Aerostar
  • U0542 Ford Bronco
  • U0542 Ford C-Max
  • U0542 Ford C-Max Energi
  • U0542 Ford C-Max Hybrid
  • U0542 Ford Contour
  • U0542 Ford Crown Victoria
  • U0542 Ford EcoSport
  • U0542 Ford Econoline
  • U0542 Ford Edge
  • U0542 Ford Escape
  • U0542 Ford Escape Hybrid
  • U0542 Ford Escort
  • U0542 Ford Everest
  • U0542 Ford Excursion
  • U0542 Ford Expedition
  • U0542 Ford Explorer
  • U0542 Ford Explorer Sport Trac
  • U0542 Ford F-150
  • U0542 Ford F-250
  • U0542 Ford F-350
  • U0542 Ford Fiesta
  • U0542 Ford Flex
  • U0542 Ford Focus
  • U0542 Ford Focus Electric
  • U0542 Ford Freestar
  • U0542 Ford Freestyle
  • U0542 Ford Fusion
  • U0542 Ford Fusion Energi
  • U0542 Ford Fusion Hybrid
  • U0542 Ford Fusion Plug-In Hybrid
  • U0542 Ford GT
  • U0542 Ford Mustang
  • U0542 Ford Mustang Mach-E
  • U0542 Ford Mystique
  • U0542 Ford Probe
  • U0542 Ford Ranger
  • U0542 Ford Taurus
  • U0542 Ford Taurus X
  • U0542 Ford Tempo
  • U0542 Ford Thunderbird
  • U0542 Ford Transit
  • U0542 Ford Transit Connect
  • U0542 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.