How To Tell If Your Alternator Is Not Charging. Dim headlights indicate that the alternator cant keep up with the energy request for the lights. When the voltage regulator is bypassed you should see maximum voltage output.
This ignition wire is fused this fuse can fail check the wiring diagram for you vehicle find this wire and check it to make sure it is not broken or the fuse is blown The ignition wire to the alternator should be hot with. If your car doesnt start or isnt running at full power it may be your battery. Overcharging occurs even if your driver or mechanic do not install or replace the batter correctly.
In this case the alternator voltage is too high.
You may know how to read the battery gauge in the car. Turn off the engine. Set your multimeter to voltage and ensure its adjusted to 20 DC volts or if your voltmeter does not have. You may know how to read the battery gauge in the car.
