B0690

B0690 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B0690 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 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 B0690 Fault Code Meaning :

Ford B0690 Symptoms :

Ford B0690 Reasons :

How To Fix Ford B0690 Trouble Code ?

Which Ford cars have the code B0690?

  • B0690 Ford Aerostar
  • B0690 Ford Bronco
  • B0690 Ford C-Max
  • B0690 Ford C-Max Energi
  • B0690 Ford C-Max Hybrid
  • B0690 Ford Contour
  • B0690 Ford Crown Victoria
  • B0690 Ford EcoSport
  • B0690 Ford Econoline
  • B0690 Ford Edge
  • B0690 Ford Escape
  • B0690 Ford Escape Hybrid
  • B0690 Ford Escort
  • B0690 Ford Everest
  • B0690 Ford Excursion
  • B0690 Ford Expedition
  • B0690 Ford Explorer
  • B0690 Ford Explorer Sport Trac
  • B0690 Ford F-150
  • B0690 Ford F-250
  • B0690 Ford F-350
  • B0690 Ford Fiesta
  • B0690 Ford Flex
  • B0690 Ford Focus
  • B0690 Ford Focus Electric
  • B0690 Ford Freestar
  • B0690 Ford Freestyle
  • B0690 Ford Fusion
  • B0690 Ford Fusion Energi
  • B0690 Ford Fusion Hybrid
  • B0690 Ford Fusion Plug-In Hybrid
  • B0690 Ford GT
  • B0690 Ford Mustang
  • B0690 Ford Mustang Mach-E
  • B0690 Ford Mystique
  • B0690 Ford Probe
  • B0690 Ford Ranger
  • B0690 Ford Taurus
  • B0690 Ford Taurus X
  • B0690 Ford Tempo
  • B0690 Ford Thunderbird
  • B0690 Ford Transit
  • B0690 Ford Transit Connect
  • B0690 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.