B0438
B0438 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.B0438 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.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.
The BHM measures the current on this circuit when the starter output is commanded ON. This fault indicates the magnetic switch or the wiring between the BHM and the magnetic switch is open circuit.
Ford B0438 Fault Code Meaning :
Ford B0438 Symptoms :
Ford B0438 Reasons :
How To Fix Ford B0438 Trouble Code ?
Which Ford cars have the code B0438?
- B0438 Ford Aerostar
- B0438 Ford Bronco
- B0438 Ford C-Max
- B0438 Ford C-Max Energi
- B0438 Ford C-Max Hybrid
- B0438 Ford Contour
- B0438 Ford Crown Victoria
- B0438 Ford EcoSport
- B0438 Ford Econoline
- B0438 Ford Edge
- B0438 Ford Escape
- B0438 Ford Escape Hybrid
- B0438 Ford Escort
- B0438 Ford Everest
- B0438 Ford Excursion
- B0438 Ford Expedition
- B0438 Ford Explorer
- B0438 Ford Explorer Sport Trac
- B0438 Ford F-150
- B0438 Ford F-250
- B0438 Ford F-350
- B0438 Ford Fiesta
- B0438 Ford Flex
- B0438 Ford Focus
- B0438 Ford Focus Electric
- B0438 Ford Freestar
- B0438 Ford Freestyle
- B0438 Ford Fusion
- B0438 Ford Fusion Energi
- B0438 Ford Fusion Hybrid
- B0438 Ford Fusion Plug-In Hybrid
- B0438 Ford GT
- B0438 Ford Mustang
- B0438 Ford Mustang Mach-E
- B0438 Ford Mystique
- B0438 Ford Probe
- B0438 Ford Ranger
- B0438 Ford Taurus
- B0438 Ford Taurus X
- B0438 Ford Tempo
- B0438 Ford Thunderbird
- B0438 Ford Transit
- B0438 Ford Transit Connect
- B0438 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.