P1A46

P1A46 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P1A46 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 BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

When the engine is in higher engine speed and torque condition, the differential pressure over the DPF is expected to rise according to engine speed and torque. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford P1A46 Fault Code Meaning :

Ford P1A46 Symptoms :

Ford P1A46 Reasons :

How To Fix Ford P1A46 Trouble Code ?

Which Ford cars have the code P1A46?

  • P1A46 Ford Aerostar
  • P1A46 Ford Bronco
  • P1A46 Ford C-Max
  • P1A46 Ford C-Max Energi
  • P1A46 Ford C-Max Hybrid
  • P1A46 Ford Contour
  • P1A46 Ford Crown Victoria
  • P1A46 Ford EcoSport
  • P1A46 Ford Econoline
  • P1A46 Ford Edge
  • P1A46 Ford Escape
  • P1A46 Ford Escape Hybrid
  • P1A46 Ford Escort
  • P1A46 Ford Everest
  • P1A46 Ford Excursion
  • P1A46 Ford Expedition
  • P1A46 Ford Explorer
  • P1A46 Ford Explorer Sport Trac
  • P1A46 Ford F-150
  • P1A46 Ford F-250
  • P1A46 Ford F-350
  • P1A46 Ford Fiesta
  • P1A46 Ford Flex
  • P1A46 Ford Focus
  • P1A46 Ford Focus Electric
  • P1A46 Ford Freestar
  • P1A46 Ford Freestyle
  • P1A46 Ford Fusion
  • P1A46 Ford Fusion Energi
  • P1A46 Ford Fusion Hybrid
  • P1A46 Ford Fusion Plug-In Hybrid
  • P1A46 Ford GT
  • P1A46 Ford Mustang
  • P1A46 Ford Mustang Mach-E
  • P1A46 Ford Mystique
  • P1A46 Ford Probe
  • P1A46 Ford Ranger
  • P1A46 Ford Taurus
  • P1A46 Ford Taurus X
  • P1A46 Ford Tempo
  • P1A46 Ford Thunderbird
  • P1A46 Ford Transit
  • P1A46 Ford Transit Connect
  • P1A46 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.