A bad voltage regulator could be the cause and there could be a problem with the charging system.
Ford f 250 voltage regulator problems.
Yet when it is running it only pushes 12 5 volts.
This is the fourth time vehicle has been taken to the dealer for alternator.
As your f250 begins to eat through the voltage stored in the battery the headlights will begin to fade.
Inspect the charging system for any defects and replace the entire alternator as the voltage regulator is located inside the alternator.
If the increase in the voltage is less than 1 2 volts either the alternator or wiring is faulty.
Tools used in the video volt meter.
Is there anything else it could be if so please let me know.
Dimming headlights are one of the most common signs of a bad alternator in the ford f250.
Electrical problem 1984 ford f250 v8 four wheel drive automatic i have replaced the alternator battery and voltage regulator on the truck.
Once the regulator has been bypassed repeat the load test.
When the dealer was contacted they recommended the vehicle to be towed to the dealership.
If the full field voltage exceeds the engine off voltage by 1 2 volt or more the regulator is defective and must be replaced.
Alternator generator regulator problem of the 2002 ford f 250 10.
06 24 2006 the contact stated on june 24 2006 the vehicle battery light illuminated.