P42A1

P42A1 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P42A1 Diagnosis

The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for an open circuit fault.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 P42A1 Fault Code Meaning :

Ford P42A1 Symptoms :

Ford P42A1 Reasons :

How To Fix Ford P42A1 Trouble Code ?

Which Ford cars have the code P42A1?

  • P42A1 Ford Aerostar
  • P42A1 Ford Bronco
  • P42A1 Ford C-Max
  • P42A1 Ford C-Max Energi
  • P42A1 Ford C-Max Hybrid
  • P42A1 Ford Contour
  • P42A1 Ford Crown Victoria
  • P42A1 Ford EcoSport
  • P42A1 Ford Econoline
  • P42A1 Ford Edge
  • P42A1 Ford Escape
  • P42A1 Ford Escape Hybrid
  • P42A1 Ford Escort
  • P42A1 Ford Everest
  • P42A1 Ford Excursion
  • P42A1 Ford Expedition
  • P42A1 Ford Explorer
  • P42A1 Ford Explorer Sport Trac
  • P42A1 Ford F-150
  • P42A1 Ford F-250
  • P42A1 Ford F-350
  • P42A1 Ford Fiesta
  • P42A1 Ford Flex
  • P42A1 Ford Focus
  • P42A1 Ford Focus Electric
  • P42A1 Ford Freestar
  • P42A1 Ford Freestyle
  • P42A1 Ford Fusion
  • P42A1 Ford Fusion Energi
  • P42A1 Ford Fusion Hybrid
  • P42A1 Ford Fusion Plug-In Hybrid
  • P42A1 Ford GT
  • P42A1 Ford Mustang
  • P42A1 Ford Mustang Mach-E
  • P42A1 Ford Mystique
  • P42A1 Ford Probe
  • P42A1 Ford Ranger
  • P42A1 Ford Taurus
  • P42A1 Ford Taurus X
  • P42A1 Ford Tempo
  • P42A1 Ford Thunderbird
  • P42A1 Ford Transit
  • P42A1 Ford Transit Connect
  • P42A1 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.