U1420

U1420 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U1420 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 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 U1420 Fault Code Meaning :

Ford U1420 Symptoms :

Ford U1420 Reasons :

How To Fix Ford U1420 Trouble Code ?

Which Ford cars have the code U1420?

  • U1420 Ford Aerostar
  • U1420 Ford Bronco
  • U1420 Ford C-Max
  • U1420 Ford C-Max Energi
  • U1420 Ford C-Max Hybrid
  • U1420 Ford Contour
  • U1420 Ford Crown Victoria
  • U1420 Ford EcoSport
  • U1420 Ford Econoline
  • U1420 Ford Edge
  • U1420 Ford Escape
  • U1420 Ford Escape Hybrid
  • U1420 Ford Escort
  • U1420 Ford Everest
  • U1420 Ford Excursion
  • U1420 Ford Expedition
  • U1420 Ford Explorer
  • U1420 Ford Explorer Sport Trac
  • U1420 Ford F-150
  • U1420 Ford F-250
  • U1420 Ford F-350
  • U1420 Ford Fiesta
  • U1420 Ford Flex
  • U1420 Ford Focus
  • U1420 Ford Focus Electric
  • U1420 Ford Freestar
  • U1420 Ford Freestyle
  • U1420 Ford Fusion
  • U1420 Ford Fusion Energi
  • U1420 Ford Fusion Hybrid
  • U1420 Ford Fusion Plug-In Hybrid
  • U1420 Ford GT
  • U1420 Ford Mustang
  • U1420 Ford Mustang Mach-E
  • U1420 Ford Mystique
  • U1420 Ford Probe
  • U1420 Ford Ranger
  • U1420 Ford Taurus
  • U1420 Ford Taurus X
  • U1420 Ford Tempo
  • U1420 Ford Thunderbird
  • U1420 Ford Transit
  • U1420 Ford Transit Connect
  • U1420 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.