B1166

B1166 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B1166 Diagnosis

The output circuits that are powered by VBAT2 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. 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 B1166 Fault Code Meaning :

Ford B1166 Symptoms :

Ford B1166 Reasons :

How To Fix Ford B1166 Trouble Code ?

Which Ford cars have the code B1166?

  • B1166 Ford Aerostar
  • B1166 Ford Bronco
  • B1166 Ford C-Max
  • B1166 Ford C-Max Energi
  • B1166 Ford C-Max Hybrid
  • B1166 Ford Contour
  • B1166 Ford Crown Victoria
  • B1166 Ford EcoSport
  • B1166 Ford Econoline
  • B1166 Ford Edge
  • B1166 Ford Escape
  • B1166 Ford Escape Hybrid
  • B1166 Ford Escort
  • B1166 Ford Everest
  • B1166 Ford Excursion
  • B1166 Ford Expedition
  • B1166 Ford Explorer
  • B1166 Ford Explorer Sport Trac
  • B1166 Ford F-150
  • B1166 Ford F-250
  • B1166 Ford F-350
  • B1166 Ford Fiesta
  • B1166 Ford Flex
  • B1166 Ford Focus
  • B1166 Ford Focus Electric
  • B1166 Ford Freestar
  • B1166 Ford Freestyle
  • B1166 Ford Fusion
  • B1166 Ford Fusion Energi
  • B1166 Ford Fusion Hybrid
  • B1166 Ford Fusion Plug-In Hybrid
  • B1166 Ford GT
  • B1166 Ford Mustang
  • B1166 Ford Mustang Mach-E
  • B1166 Ford Mystique
  • B1166 Ford Probe
  • B1166 Ford Ranger
  • B1166 Ford Taurus
  • B1166 Ford Taurus X
  • B1166 Ford Tempo
  • B1166 Ford Thunderbird
  • B1166 Ford Transit
  • B1166 Ford Transit Connect
  • B1166 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.