P90A1

P90A1 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P90A1 Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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 P90A1 Fault Code Meaning :

Ford P90A1 Symptoms :

Ford P90A1 Reasons :

How To Fix Ford P90A1 Trouble Code ?

Which Ford cars have the code P90A1?

  • P90A1 Ford Aerostar
  • P90A1 Ford Bronco
  • P90A1 Ford C-Max
  • P90A1 Ford C-Max Energi
  • P90A1 Ford C-Max Hybrid
  • P90A1 Ford Contour
  • P90A1 Ford Crown Victoria
  • P90A1 Ford EcoSport
  • P90A1 Ford Econoline
  • P90A1 Ford Edge
  • P90A1 Ford Escape
  • P90A1 Ford Escape Hybrid
  • P90A1 Ford Escort
  • P90A1 Ford Everest
  • P90A1 Ford Excursion
  • P90A1 Ford Expedition
  • P90A1 Ford Explorer
  • P90A1 Ford Explorer Sport Trac
  • P90A1 Ford F-150
  • P90A1 Ford F-250
  • P90A1 Ford F-350
  • P90A1 Ford Fiesta
  • P90A1 Ford Flex
  • P90A1 Ford Focus
  • P90A1 Ford Focus Electric
  • P90A1 Ford Freestar
  • P90A1 Ford Freestyle
  • P90A1 Ford Fusion
  • P90A1 Ford Fusion Energi
  • P90A1 Ford Fusion Hybrid
  • P90A1 Ford Fusion Plug-In Hybrid
  • P90A1 Ford GT
  • P90A1 Ford Mustang
  • P90A1 Ford Mustang Mach-E
  • P90A1 Ford Mystique
  • P90A1 Ford Probe
  • P90A1 Ford Ranger
  • P90A1 Ford Taurus
  • P90A1 Ford Taurus X
  • P90A1 Ford Tempo
  • P90A1 Ford Thunderbird
  • P90A1 Ford Transit
  • P90A1 Ford Transit Connect
  • P90A1 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.