C1520

C1520 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C1520 Diagnosis

This fault indicates that the circuit is drawing more current than it is designed to supply, and possibly there is a wiring fault shorting this circuit to ground. The fault remains active until the ignition is turned ON when the fault is no longer present.The BHM is detecting more than one smart switch with the same ID number present on the vehicle. The outputs controlled by the switch and the indicator in the switch are commanded OFF.

The disconnected pipe malfunction is detected when the ventilator tube from the valve cover to the separator device is disconnected resulting in a pressure below the lower limit.Both of these malfunctions will result in a DTC being set.

Ford C1520 Fault Code Meaning :

Ford C1520 Symptoms :

Ford C1520 Reasons :

How To Fix Ford C1520 Trouble Code ?

Which Ford cars have the code C1520?

  • C1520 Ford Aerostar
  • C1520 Ford Bronco
  • C1520 Ford C-Max
  • C1520 Ford C-Max Energi
  • C1520 Ford C-Max Hybrid
  • C1520 Ford Contour
  • C1520 Ford Crown Victoria
  • C1520 Ford EcoSport
  • C1520 Ford Econoline
  • C1520 Ford Edge
  • C1520 Ford Escape
  • C1520 Ford Escape Hybrid
  • C1520 Ford Escort
  • C1520 Ford Everest
  • C1520 Ford Excursion
  • C1520 Ford Expedition
  • C1520 Ford Explorer
  • C1520 Ford Explorer Sport Trac
  • C1520 Ford F-150
  • C1520 Ford F-250
  • C1520 Ford F-350
  • C1520 Ford Fiesta
  • C1520 Ford Flex
  • C1520 Ford Focus
  • C1520 Ford Focus Electric
  • C1520 Ford Freestar
  • C1520 Ford Freestyle
  • C1520 Ford Fusion
  • C1520 Ford Fusion Energi
  • C1520 Ford Fusion Hybrid
  • C1520 Ford Fusion Plug-In Hybrid
  • C1520 Ford GT
  • C1520 Ford Mustang
  • C1520 Ford Mustang Mach-E
  • C1520 Ford Mystique
  • C1520 Ford Probe
  • C1520 Ford Ranger
  • C1520 Ford Taurus
  • C1520 Ford Taurus X
  • C1520 Ford Tempo
  • C1520 Ford Thunderbird
  • C1520 Ford Transit
  • C1520 Ford Transit Connect
  • C1520 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.