P30B4

P30B4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P30B4 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.The position information for the switch becomes Not Available. Remove the duplicate Smart Switch, then use ServiceLink to verify that the correct Smart Switches are configured for the vehicle.

A comparison of pressures from all sensors is made. The smallest difference between the three is determined and a reference pressure is calculated. The Barometric pressure sensor value is compared to the reference value and if the difference is above the threshold a DTC is reported.

Ford P30B4 Fault Code Meaning :

Ford P30B4 Symptoms :

Ford P30B4 Reasons :

How To Fix Ford P30B4 Trouble Code ?

Which Ford cars have the code P30B4?

  • P30B4 Ford Aerostar
  • P30B4 Ford Bronco
  • P30B4 Ford C-Max
  • P30B4 Ford C-Max Energi
  • P30B4 Ford C-Max Hybrid
  • P30B4 Ford Contour
  • P30B4 Ford Crown Victoria
  • P30B4 Ford EcoSport
  • P30B4 Ford Econoline
  • P30B4 Ford Edge
  • P30B4 Ford Escape
  • P30B4 Ford Escape Hybrid
  • P30B4 Ford Escort
  • P30B4 Ford Everest
  • P30B4 Ford Excursion
  • P30B4 Ford Expedition
  • P30B4 Ford Explorer
  • P30B4 Ford Explorer Sport Trac
  • P30B4 Ford F-150
  • P30B4 Ford F-250
  • P30B4 Ford F-350
  • P30B4 Ford Fiesta
  • P30B4 Ford Flex
  • P30B4 Ford Focus
  • P30B4 Ford Focus Electric
  • P30B4 Ford Freestar
  • P30B4 Ford Freestyle
  • P30B4 Ford Fusion
  • P30B4 Ford Fusion Energi
  • P30B4 Ford Fusion Hybrid
  • P30B4 Ford Fusion Plug-In Hybrid
  • P30B4 Ford GT
  • P30B4 Ford Mustang
  • P30B4 Ford Mustang Mach-E
  • P30B4 Ford Mystique
  • P30B4 Ford Probe
  • P30B4 Ford Ranger
  • P30B4 Ford Taurus
  • P30B4 Ford Taurus X
  • P30B4 Ford Tempo
  • P30B4 Ford Thunderbird
  • P30B4 Ford Transit
  • P30B4 Ford Transit Connect
  • P30B4 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.