What to do if your alternator wont charge?
No bid deal, Im a mechanic so I went to Advance Auto Parts and got a replacement alternator. Put it on, charge the battery and problem solved for a while. After turing the car off and on several time the problem came back.
How long can a battery last without an alternator?
A good alternator and can last well over a decade, sometimes as long as 15 to 20 years. However, if an alternator does fail on you then you’ll know it fairly quickly as your electrical systems will fail soon afterwards. The charge in your battery does not last long without the alternator there to keep it running properly.
How can I tell if my alternator is working or not?
If you’re not 100% sure, you can use a multimeter, or a voltmeter, to check the current coming from your battery. Attach the positive lead to the positive battery terminal, that’s the red one, and then the negative leave it to the black terminal. With the engine off you should be getting a reading of 12.5 volts on your multimeter.
Where does the generator relay plug go on an alternator?
The alternator harness goes to the fusebox and that diode or the “generator relay” that Mitsu calls it hangs around the fusebox. Then, you have those 4-white wires that go into the fusebox between the 100A fuse and the fusible link. Click to expand… I just need the one for the “generator relay” plug.
What does an alternator do on a Honda Odyssey?
The alternator’s job in your Odyssey is to provide electricity as it is running. The battery stores enough voltage to be able to start the engine without the assistance of an alternator.
Why does my alternator not charge my battery?
If you’re getting less voltage than that, then your battery is not able to hold a proper charge. Bad Battery Connection It’s possible that if your battery isn’t charging and your alternator is working fine that you have an issue with the terminals, or the wiring connected to your battery.
What are the symptoms of a bad Honda alternator?
Here are the most common symptoms of a bad alternator in a Honda Odyssey: The battery light is designed to tell you that there is not enough voltage to properly charge the battery, or that the battery itself is not holding the proper voltage. In rare occasions the service engine soon light may light up.
What should the volts be on my Honda Odyssey?
With your Odyssey turned off, you’ll connect the negative side of the meter to the negative battery post or wire. You’ll then touch the positive side of the voltmeter to the positive battery wire. With the engine off, you should get a reading somewhere between 12.0 volts and 12.6 volts.