P691B

P691B Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P691B Diagnosis

The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for an open 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 P691B Fault Code Meaning :

Ford P691B Symptoms :

Ford P691B Reasons :

How To Fix Ford P691B Trouble Code ?

Which Ford cars have the code P691B?

  • P691B Ford Aerostar
  • P691B Ford Bronco
  • P691B Ford C-Max
  • P691B Ford C-Max Energi
  • P691B Ford C-Max Hybrid
  • P691B Ford Contour
  • P691B Ford Crown Victoria
  • P691B Ford EcoSport
  • P691B Ford Econoline
  • P691B Ford Edge
  • P691B Ford Escape
  • P691B Ford Escape Hybrid
  • P691B Ford Escort
  • P691B Ford Everest
  • P691B Ford Excursion
  • P691B Ford Expedition
  • P691B Ford Explorer
  • P691B Ford Explorer Sport Trac
  • P691B Ford F-150
  • P691B Ford F-250
  • P691B Ford F-350
  • P691B Ford Fiesta
  • P691B Ford Flex
  • P691B Ford Focus
  • P691B Ford Focus Electric
  • P691B Ford Freestar
  • P691B Ford Freestyle
  • P691B Ford Fusion
  • P691B Ford Fusion Energi
  • P691B Ford Fusion Hybrid
  • P691B Ford Fusion Plug-In Hybrid
  • P691B Ford GT
  • P691B Ford Mustang
  • P691B Ford Mustang Mach-E
  • P691B Ford Mystique
  • P691B Ford Probe
  • P691B Ford Ranger
  • P691B Ford Taurus
  • P691B Ford Taurus X
  • P691B Ford Tempo
  • P691B Ford Thunderbird
  • P691B Ford Transit
  • P691B Ford Transit Connect
  • P691B 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.