P4A28

P4A28 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P4A28 Diagnosis

The PTO 1 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for PTO 2 air solenoid fault, and for air pressure switch short circuit fault.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 P4A28 Fault Code Meaning :

Ford P4A28 Symptoms :

Ford P4A28 Reasons :

How To Fix Ford P4A28 Trouble Code ?

Which Ford cars have the code P4A28?

  • P4A28 Ford Aerostar
  • P4A28 Ford Bronco
  • P4A28 Ford C-Max
  • P4A28 Ford C-Max Energi
  • P4A28 Ford C-Max Hybrid
  • P4A28 Ford Contour
  • P4A28 Ford Crown Victoria
  • P4A28 Ford EcoSport
  • P4A28 Ford Econoline
  • P4A28 Ford Edge
  • P4A28 Ford Escape
  • P4A28 Ford Escape Hybrid
  • P4A28 Ford Escort
  • P4A28 Ford Everest
  • P4A28 Ford Excursion
  • P4A28 Ford Expedition
  • P4A28 Ford Explorer
  • P4A28 Ford Explorer Sport Trac
  • P4A28 Ford F-150
  • P4A28 Ford F-250
  • P4A28 Ford F-350
  • P4A28 Ford Fiesta
  • P4A28 Ford Flex
  • P4A28 Ford Focus
  • P4A28 Ford Focus Electric
  • P4A28 Ford Freestar
  • P4A28 Ford Freestyle
  • P4A28 Ford Fusion
  • P4A28 Ford Fusion Energi
  • P4A28 Ford Fusion Hybrid
  • P4A28 Ford Fusion Plug-In Hybrid
  • P4A28 Ford GT
  • P4A28 Ford Mustang
  • P4A28 Ford Mustang Mach-E
  • P4A28 Ford Mystique
  • P4A28 Ford Probe
  • P4A28 Ford Ranger
  • P4A28 Ford Taurus
  • P4A28 Ford Taurus X
  • P4A28 Ford Tempo
  • P4A28 Ford Thunderbird
  • P4A28 Ford Transit
  • P4A28 Ford Transit Connect
  • P4A28 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.