P1AC9

P1AC9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P1AC9 Diagnosis

The CHM does not suupport PWM type DRLs. The vehicle has a BHM mismatch with the CHM. Replace the CHM with one that is compatible with the BHM.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 P1AC9 Fault Code Meaning :

Ford P1AC9 Symptoms :

Ford P1AC9 Reasons :

How To Fix Ford P1AC9 Trouble Code ?

Which Ford cars have the code P1AC9?

  • P1AC9 Ford Aerostar
  • P1AC9 Ford Bronco
  • P1AC9 Ford C-Max
  • P1AC9 Ford C-Max Energi
  • P1AC9 Ford C-Max Hybrid
  • P1AC9 Ford Contour
  • P1AC9 Ford Crown Victoria
  • P1AC9 Ford EcoSport
  • P1AC9 Ford Econoline
  • P1AC9 Ford Edge
  • P1AC9 Ford Escape
  • P1AC9 Ford Escape Hybrid
  • P1AC9 Ford Escort
  • P1AC9 Ford Everest
  • P1AC9 Ford Excursion
  • P1AC9 Ford Expedition
  • P1AC9 Ford Explorer
  • P1AC9 Ford Explorer Sport Trac
  • P1AC9 Ford F-150
  • P1AC9 Ford F-250
  • P1AC9 Ford F-350
  • P1AC9 Ford Fiesta
  • P1AC9 Ford Flex
  • P1AC9 Ford Focus
  • P1AC9 Ford Focus Electric
  • P1AC9 Ford Freestar
  • P1AC9 Ford Freestyle
  • P1AC9 Ford Fusion
  • P1AC9 Ford Fusion Energi
  • P1AC9 Ford Fusion Hybrid
  • P1AC9 Ford Fusion Plug-In Hybrid
  • P1AC9 Ford GT
  • P1AC9 Ford Mustang
  • P1AC9 Ford Mustang Mach-E
  • P1AC9 Ford Mystique
  • P1AC9 Ford Probe
  • P1AC9 Ford Ranger
  • P1AC9 Ford Taurus
  • P1AC9 Ford Taurus X
  • P1AC9 Ford Tempo
  • P1AC9 Ford Thunderbird
  • P1AC9 Ford Transit
  • P1AC9 Ford Transit Connect
  • P1AC9 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.