P4A42

P4A42 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P4A42 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.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford P4A42 Fault Code Meaning :

Ford P4A42 Symptoms :

Ford P4A42 Reasons :

How To Fix Ford P4A42 Trouble Code ?

Which Ford cars have the code P4A42?

  • P4A42 Ford Aerostar
  • P4A42 Ford Bronco
  • P4A42 Ford C-Max
  • P4A42 Ford C-Max Energi
  • P4A42 Ford C-Max Hybrid
  • P4A42 Ford Contour
  • P4A42 Ford Crown Victoria
  • P4A42 Ford EcoSport
  • P4A42 Ford Econoline
  • P4A42 Ford Edge
  • P4A42 Ford Escape
  • P4A42 Ford Escape Hybrid
  • P4A42 Ford Escort
  • P4A42 Ford Everest
  • P4A42 Ford Excursion
  • P4A42 Ford Expedition
  • P4A42 Ford Explorer
  • P4A42 Ford Explorer Sport Trac
  • P4A42 Ford F-150
  • P4A42 Ford F-250
  • P4A42 Ford F-350
  • P4A42 Ford Fiesta
  • P4A42 Ford Flex
  • P4A42 Ford Focus
  • P4A42 Ford Focus Electric
  • P4A42 Ford Freestar
  • P4A42 Ford Freestyle
  • P4A42 Ford Fusion
  • P4A42 Ford Fusion Energi
  • P4A42 Ford Fusion Hybrid
  • P4A42 Ford Fusion Plug-In Hybrid
  • P4A42 Ford GT
  • P4A42 Ford Mustang
  • P4A42 Ford Mustang Mach-E
  • P4A42 Ford Mystique
  • P4A42 Ford Probe
  • P4A42 Ford Ranger
  • P4A42 Ford Taurus
  • P4A42 Ford Taurus X
  • P4A42 Ford Tempo
  • P4A42 Ford Thunderbird
  • P4A42 Ford Transit
  • P4A42 Ford Transit Connect
  • P4A42 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.