P4A81

P4A81 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P4A81 Diagnosis

The axle lift 2 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for axle lift 2 air solenoid fault, and for air pressure switch short circuit fault.The wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.

When the engine is in idle or in low engine speed and torque condition, the differential pressure over the DPF is expected to be close to zero. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford P4A81 Fault Code Meaning :

Ford P4A81 Symptoms :

Ford P4A81 Reasons :

How To Fix Ford P4A81 Trouble Code ?

Which Ford cars have the code P4A81?

  • P4A81 Ford Aerostar
  • P4A81 Ford Bronco
  • P4A81 Ford C-Max
  • P4A81 Ford C-Max Energi
  • P4A81 Ford C-Max Hybrid
  • P4A81 Ford Contour
  • P4A81 Ford Crown Victoria
  • P4A81 Ford EcoSport
  • P4A81 Ford Econoline
  • P4A81 Ford Edge
  • P4A81 Ford Escape
  • P4A81 Ford Escape Hybrid
  • P4A81 Ford Escort
  • P4A81 Ford Everest
  • P4A81 Ford Excursion
  • P4A81 Ford Expedition
  • P4A81 Ford Explorer
  • P4A81 Ford Explorer Sport Trac
  • P4A81 Ford F-150
  • P4A81 Ford F-250
  • P4A81 Ford F-350
  • P4A81 Ford Fiesta
  • P4A81 Ford Flex
  • P4A81 Ford Focus
  • P4A81 Ford Focus Electric
  • P4A81 Ford Freestar
  • P4A81 Ford Freestyle
  • P4A81 Ford Fusion
  • P4A81 Ford Fusion Energi
  • P4A81 Ford Fusion Hybrid
  • P4A81 Ford Fusion Plug-In Hybrid
  • P4A81 Ford GT
  • P4A81 Ford Mustang
  • P4A81 Ford Mustang Mach-E
  • P4A81 Ford Mystique
  • P4A81 Ford Probe
  • P4A81 Ford Ranger
  • P4A81 Ford Taurus
  • P4A81 Ford Taurus X
  • P4A81 Ford Tempo
  • P4A81 Ford Thunderbird
  • P4A81 Ford Transit
  • P4A81 Ford Transit Connect
  • P4A81 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.