C1789
C1789 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.C1789 Diagnosis
The fault remains active until the ignition is turned ON when the fault is no longer present. Some BHM configurations force this circuit off until the ignition switch is cycled.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 FF.
The BHM drives the 5 cab overhead clearance and ID lamps from connector B5 pin C on circuit 46. All other marker and tail lamps are driven from BHM connector B1,K on circuit 23. This circuit connects to the CHM as an input at connector J3,P.
Ford C1789 Fault Code Meaning :
Ford C1789 Symptoms :
Ford C1789 Reasons :
How To Fix Ford C1789 Trouble Code ?
Which Ford cars have the code C1789?
- C1789 Ford Aerostar
- C1789 Ford Bronco
- C1789 Ford C-Max
- C1789 Ford C-Max Energi
- C1789 Ford C-Max Hybrid
- C1789 Ford Contour
- C1789 Ford Crown Victoria
- C1789 Ford EcoSport
- C1789 Ford Econoline
- C1789 Ford Edge
- C1789 Ford Escape
- C1789 Ford Escape Hybrid
- C1789 Ford Escort
- C1789 Ford Everest
- C1789 Ford Excursion
- C1789 Ford Expedition
- C1789 Ford Explorer
- C1789 Ford Explorer Sport Trac
- C1789 Ford F-150
- C1789 Ford F-250
- C1789 Ford F-350
- C1789 Ford Fiesta
- C1789 Ford Flex
- C1789 Ford Focus
- C1789 Ford Focus Electric
- C1789 Ford Freestar
- C1789 Ford Freestyle
- C1789 Ford Fusion
- C1789 Ford Fusion Energi
- C1789 Ford Fusion Hybrid
- C1789 Ford Fusion Plug-In Hybrid
- C1789 Ford GT
- C1789 Ford Mustang
- C1789 Ford Mustang Mach-E
- C1789 Ford Mystique
- C1789 Ford Probe
- C1789 Ford Ranger
- C1789 Ford Taurus
- C1789 Ford Taurus X
- C1789 Ford Tempo
- C1789 Ford Thunderbird
- C1789 Ford Transit
- C1789 Ford Transit Connect
- C1789 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.