P6A21

P6A21 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P6A21 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 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 P6A21 Fault Code Meaning :

Ford P6A21 Symptoms :

Ford P6A21 Reasons :

How To Fix Ford P6A21 Trouble Code ?

Which Ford cars have the code P6A21?

  • P6A21 Ford Aerostar
  • P6A21 Ford Bronco
  • P6A21 Ford C-Max
  • P6A21 Ford C-Max Energi
  • P6A21 Ford C-Max Hybrid
  • P6A21 Ford Contour
  • P6A21 Ford Crown Victoria
  • P6A21 Ford EcoSport
  • P6A21 Ford Econoline
  • P6A21 Ford Edge
  • P6A21 Ford Escape
  • P6A21 Ford Escape Hybrid
  • P6A21 Ford Escort
  • P6A21 Ford Everest
  • P6A21 Ford Excursion
  • P6A21 Ford Expedition
  • P6A21 Ford Explorer
  • P6A21 Ford Explorer Sport Trac
  • P6A21 Ford F-150
  • P6A21 Ford F-250
  • P6A21 Ford F-350
  • P6A21 Ford Fiesta
  • P6A21 Ford Flex
  • P6A21 Ford Focus
  • P6A21 Ford Focus Electric
  • P6A21 Ford Freestar
  • P6A21 Ford Freestyle
  • P6A21 Ford Fusion
  • P6A21 Ford Fusion Energi
  • P6A21 Ford Fusion Hybrid
  • P6A21 Ford Fusion Plug-In Hybrid
  • P6A21 Ford GT
  • P6A21 Ford Mustang
  • P6A21 Ford Mustang Mach-E
  • P6A21 Ford Mystique
  • P6A21 Ford Probe
  • P6A21 Ford Ranger
  • P6A21 Ford Taurus
  • P6A21 Ford Taurus X
  • P6A21 Ford Tempo
  • P6A21 Ford Thunderbird
  • P6A21 Ford Transit
  • P6A21 Ford Transit Connect
  • P6A21 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.