P45A3

P45A3 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P45A3 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.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 P45A3 Fault Code Meaning :

Ford P45A3 Symptoms :

Ford P45A3 Reasons :

How To Fix Ford P45A3 Trouble Code ?

Which Ford cars have the code P45A3?

  • P45A3 Ford Aerostar
  • P45A3 Ford Bronco
  • P45A3 Ford C-Max
  • P45A3 Ford C-Max Energi
  • P45A3 Ford C-Max Hybrid
  • P45A3 Ford Contour
  • P45A3 Ford Crown Victoria
  • P45A3 Ford EcoSport
  • P45A3 Ford Econoline
  • P45A3 Ford Edge
  • P45A3 Ford Escape
  • P45A3 Ford Escape Hybrid
  • P45A3 Ford Escort
  • P45A3 Ford Everest
  • P45A3 Ford Excursion
  • P45A3 Ford Expedition
  • P45A3 Ford Explorer
  • P45A3 Ford Explorer Sport Trac
  • P45A3 Ford F-150
  • P45A3 Ford F-250
  • P45A3 Ford F-350
  • P45A3 Ford Fiesta
  • P45A3 Ford Flex
  • P45A3 Ford Focus
  • P45A3 Ford Focus Electric
  • P45A3 Ford Freestar
  • P45A3 Ford Freestyle
  • P45A3 Ford Fusion
  • P45A3 Ford Fusion Energi
  • P45A3 Ford Fusion Hybrid
  • P45A3 Ford Fusion Plug-In Hybrid
  • P45A3 Ford GT
  • P45A3 Ford Mustang
  • P45A3 Ford Mustang Mach-E
  • P45A3 Ford Mystique
  • P45A3 Ford Probe
  • P45A3 Ford Ranger
  • P45A3 Ford Taurus
  • P45A3 Ford Taurus X
  • P45A3 Ford Tempo
  • P45A3 Ford Thunderbird
  • P45A3 Ford Transit
  • P45A3 Ford Transit Connect
  • P45A3 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.