P1B40

P1B40 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P1B40 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.

The BHM measures the current on this circuit when the starter output is commanded ON. This fault indicates the magnetic switch or the wiring between the BHM and the magnetic switch is open circuit.

Ford P1B40 Fault Code Meaning :

Ford P1B40 Symptoms :

Ford P1B40 Reasons :

How To Fix Ford P1B40 Trouble Code ?

Which Ford cars have the code P1B40?

  • P1B40 Ford Aerostar
  • P1B40 Ford Bronco
  • P1B40 Ford C-Max
  • P1B40 Ford C-Max Energi
  • P1B40 Ford C-Max Hybrid
  • P1B40 Ford Contour
  • P1B40 Ford Crown Victoria
  • P1B40 Ford EcoSport
  • P1B40 Ford Econoline
  • P1B40 Ford Edge
  • P1B40 Ford Escape
  • P1B40 Ford Escape Hybrid
  • P1B40 Ford Escort
  • P1B40 Ford Everest
  • P1B40 Ford Excursion
  • P1B40 Ford Expedition
  • P1B40 Ford Explorer
  • P1B40 Ford Explorer Sport Trac
  • P1B40 Ford F-150
  • P1B40 Ford F-250
  • P1B40 Ford F-350
  • P1B40 Ford Fiesta
  • P1B40 Ford Flex
  • P1B40 Ford Focus
  • P1B40 Ford Focus Electric
  • P1B40 Ford Freestar
  • P1B40 Ford Freestyle
  • P1B40 Ford Fusion
  • P1B40 Ford Fusion Energi
  • P1B40 Ford Fusion Hybrid
  • P1B40 Ford Fusion Plug-In Hybrid
  • P1B40 Ford GT
  • P1B40 Ford Mustang
  • P1B40 Ford Mustang Mach-E
  • P1B40 Ford Mystique
  • P1B40 Ford Probe
  • P1B40 Ford Ranger
  • P1B40 Ford Taurus
  • P1B40 Ford Taurus X
  • P1B40 Ford Tempo
  • P1B40 Ford Thunderbird
  • P1B40 Ford Transit
  • P1B40 Ford Transit Connect
  • P1B40 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.