P74A3

P74A3 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P74A3 Diagnosis

This fault indicates that the circuit is drawing more current than it is designed to supply, and possibly there is a wiring fault shorting this circuit to ground. The fault remains active until the ignition is turned ON when the fault is no longer present.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 P74A3 Fault Code Meaning :

Ford P74A3 Symptoms :

Ford P74A3 Reasons :

How To Fix Ford P74A3 Trouble Code ?

Which Ford cars have the code P74A3?

  • P74A3 Ford Aerostar
  • P74A3 Ford Bronco
  • P74A3 Ford C-Max
  • P74A3 Ford C-Max Energi
  • P74A3 Ford C-Max Hybrid
  • P74A3 Ford Contour
  • P74A3 Ford Crown Victoria
  • P74A3 Ford EcoSport
  • P74A3 Ford Econoline
  • P74A3 Ford Edge
  • P74A3 Ford Escape
  • P74A3 Ford Escape Hybrid
  • P74A3 Ford Escort
  • P74A3 Ford Everest
  • P74A3 Ford Excursion
  • P74A3 Ford Expedition
  • P74A3 Ford Explorer
  • P74A3 Ford Explorer Sport Trac
  • P74A3 Ford F-150
  • P74A3 Ford F-250
  • P74A3 Ford F-350
  • P74A3 Ford Fiesta
  • P74A3 Ford Flex
  • P74A3 Ford Focus
  • P74A3 Ford Focus Electric
  • P74A3 Ford Freestar
  • P74A3 Ford Freestyle
  • P74A3 Ford Fusion
  • P74A3 Ford Fusion Energi
  • P74A3 Ford Fusion Hybrid
  • P74A3 Ford Fusion Plug-In Hybrid
  • P74A3 Ford GT
  • P74A3 Ford Mustang
  • P74A3 Ford Mustang Mach-E
  • P74A3 Ford Mystique
  • P74A3 Ford Probe
  • P74A3 Ford Ranger
  • P74A3 Ford Taurus
  • P74A3 Ford Taurus X
  • P74A3 Ford Tempo
  • P74A3 Ford Thunderbird
  • P74A3 Ford Transit
  • P74A3 Ford Transit Connect
  • P74A3 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.