P03B4

P03B4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P03B4 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 top-of-clutch switch and bottom-of-clutch switch are both measured as closed at the same time. Troubleshoot for clutch switch shorted, or for a wiring fault between the clutch switch and the BHM.

Ford P03B4 Fault Code Meaning :

Ford P03B4 Symptoms :

Ford P03B4 Reasons :

How To Fix Ford P03B4 Trouble Code ?

Which Ford cars have the code P03B4?

  • P03B4 Ford Aerostar
  • P03B4 Ford Bronco
  • P03B4 Ford C-Max
  • P03B4 Ford C-Max Energi
  • P03B4 Ford C-Max Hybrid
  • P03B4 Ford Contour
  • P03B4 Ford Crown Victoria
  • P03B4 Ford EcoSport
  • P03B4 Ford Econoline
  • P03B4 Ford Edge
  • P03B4 Ford Escape
  • P03B4 Ford Escape Hybrid
  • P03B4 Ford Escort
  • P03B4 Ford Everest
  • P03B4 Ford Excursion
  • P03B4 Ford Expedition
  • P03B4 Ford Explorer
  • P03B4 Ford Explorer Sport Trac
  • P03B4 Ford F-150
  • P03B4 Ford F-250
  • P03B4 Ford F-350
  • P03B4 Ford Fiesta
  • P03B4 Ford Flex
  • P03B4 Ford Focus
  • P03B4 Ford Focus Electric
  • P03B4 Ford Freestar
  • P03B4 Ford Freestyle
  • P03B4 Ford Fusion
  • P03B4 Ford Fusion Energi
  • P03B4 Ford Fusion Hybrid
  • P03B4 Ford Fusion Plug-In Hybrid
  • P03B4 Ford GT
  • P03B4 Ford Mustang
  • P03B4 Ford Mustang Mach-E
  • P03B4 Ford Mystique
  • P03B4 Ford Probe
  • P03B4 Ford Ranger
  • P03B4 Ford Taurus
  • P03B4 Ford Taurus X
  • P03B4 Ford Tempo
  • P03B4 Ford Thunderbird
  • P03B4 Ford Transit
  • P03B4 Ford Transit Connect
  • P03B4 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.