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There usually isn't one. The vehicle becomes the ground, and since the alternator is physically attached to the engine, the case of the alternator becomes the ground. Note that the battery is also connected to the vehicle chassis, usually at 2 or more points, and that the engine usually has a grounding strap to some solid point on the chassis.
What else can I help you with?
Can a bad alternator burn the wire between the battery and alternator?
Yes, if it shorts to ground internally.
How do you wire a one wire alternator on a diesel farm tractor?
To wire a one-wire alternator on a diesel farm tractor, first ensure the engine is off and the battery is disconnected for safety. Connect the single output terminal of the alternator to the positive terminal of the battery. Ground the alternator’s housing to the tractor’s frame or engine block, as it typically relies on a good ground connection to function properly. Finally, reconnect the battery and start the engine to verify that the alternator is charging correctly.
How do you wire alternator to a battery to test alternator?
run it and then disconnect the negative wire from the battery if alternator dies its bad.
Why would the alternator in your 1994 Mitsubishi galant not be charging the battery when it is not defective?
usualy if the alternator is not defective then its the battery. you should start by cleaning the battery post. then you could check the terminal wire that runs from the battery post to the alternator. if thats not it you should check the ground on the alternator.
The Alternator in a 91 Dodge Dynasty will not charge the battery. The alternator is good as is the battery. Disconnected the ground wire and car auto. dies. What could possible be wrong?
voltage regulator.
Will a bad ground wire ruin an alternator?
a bad ground wire can ruin an alternator by not completing the circuit
How do you replace battery cable?
You have to disconnect the ground wire from the block. You have to disconnect the positive wire from the starter and the alternator and the powerline going to the fuse box. and connect the new ground then the positive
How do you hook up an alternator in Chevelle?
To hook up an alternator in a Chevelle, first ensure the battery is disconnected for safety. Connect the positive terminal of the alternator to the battery's positive terminal, and the negative terminal to the car's ground. Then, connect the field wire or the voltage regulator wire to the appropriate terminal on the alternator. Finally, secure the alternator properly and reconnect the battery before testing the system.
How do you convert a 1965 mustang generator to an alternator?
Not much to it, get the one wire alternator, and brackets from a 302 and mount it up, belts will be the same as the 302, wire goes to the battery. # wire is a bit different, red lug goes to battery, botton 2 wire plug should be exciter and is ignition power and a ground.
What would cause a good battery to not stay charged on a buick park avenue 86?
ALTERNATOR OR THE BATTERY GROUND WIRE Have you tried checking your Alternator? I know this is why mine on my vehicle would not stay charged..
What is the diagram for alternator and battery hook up?
An alternator and battery hookup diagram typically shows the alternator connected to the battery with two main wires: a positive wire from the alternator's output terminal to the battery's positive terminal, and a negative wire from the alternator's housing to the battery's negative terminal or ground. Additionally, there may be a connection from the alternator to the vehicle's electrical system to power accessories. It's important to include a voltage regulator in the setup, which controls the output of the alternator to prevent overcharging the battery. Always ensure proper wiring to prevent electrical faults.
Where is the alternator fuse?
ALternator fuses, if equipped may be on the battery post, in a fuse box, or in the wire going from the battery to the alternator.
