P1066

P1066 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P1066 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 P1066 Fault Code Meaning :

Ford P1066 Symptoms :

Ford P1066 Reasons :

How To Fix Ford P1066 Trouble Code ?

Which Ford cars have the code P1066?

  • P1066 Ford Aerostar
  • P1066 Ford Bronco
  • P1066 Ford C-Max
  • P1066 Ford C-Max Energi
  • P1066 Ford C-Max Hybrid
  • P1066 Ford Contour
  • P1066 Ford Crown Victoria
  • P1066 Ford EcoSport
  • P1066 Ford Econoline
  • P1066 Ford Edge
  • P1066 Ford Escape
  • P1066 Ford Escape Hybrid
  • P1066 Ford Escort
  • P1066 Ford Everest
  • P1066 Ford Excursion
  • P1066 Ford Expedition
  • P1066 Ford Explorer
  • P1066 Ford Explorer Sport Trac
  • P1066 Ford F-150
  • P1066 Ford F-250
  • P1066 Ford F-350
  • P1066 Ford Fiesta
  • P1066 Ford Flex
  • P1066 Ford Focus
  • P1066 Ford Focus Electric
  • P1066 Ford Freestar
  • P1066 Ford Freestyle
  • P1066 Ford Fusion
  • P1066 Ford Fusion Energi
  • P1066 Ford Fusion Hybrid
  • P1066 Ford Fusion Plug-In Hybrid
  • P1066 Ford GT
  • P1066 Ford Mustang
  • P1066 Ford Mustang Mach-E
  • P1066 Ford Mystique
  • P1066 Ford Probe
  • P1066 Ford Ranger
  • P1066 Ford Taurus
  • P1066 Ford Taurus X
  • P1066 Ford Tempo
  • P1066 Ford Thunderbird
  • P1066 Ford Transit
  • P1066 Ford Transit Connect
  • P1066 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.