What is the white wire on an alternator?

What is the white wire on an alternator?

There are five wires connected to the alternator. One wire is power from the fuse box (the solid white wire). This wire carries the alternator output current to charge the battery. The second is power while the ignition switch is on (the black wire with a yellow stripe).

Where can I buy a new Honda alternator?

The alternator that I bought was new from Honda and not re-manufactured (the cost was just over $470.00), the part number is 31100-5A2-A02 (Made in Japan). Here is a side picture and install picture: I asked AutoZone to test my old alternator stand alone, but they said their machine says that they cannot test it this way.

Why is my Honda alternator not working properly?

I recently went to AutoZone to have my battery and alternator tested. They hooked up the test tool and said that the battery was good, starter was good, but the alternator is bad because the voltage regulator test failed. I called the Honda dealer near me and ordered a new alternator. The wait time was 1 day.

What should the voltage be on a new alternator?

The wait time was 1 day. I installed the new alternator myself and went back to AutoZone to test it. Again, getting the same error “VOLT REG FAILED”. I also ran across a Haynes vehicle manual that states that the voltage should be around 13.5 V – 15 V, but it is not always this way.

Why does my alternator keep getting short voltage?

The mild to cold temperature change could be causing some condensation which is leading to a short somewhere. I would check your battery leads super thoroughly, check the ground on the alternator and any sort of sensors that are attached to the battery leads.

Where do you change the alternator on a Honda Civic?

Replacing your alternator does not require any specialty tools. It can be a lengthy job, and also requires a lot of work inside the engine bay. So if you don’t feel comfortable being underneath the car, then it is recommended having this done at a repair shop. Locate the appropriate spot underneath the car to jack up your Civic.

Where is the B Terminal on a Honda Civic?

Remove the B terminal by removing the bolt located to the right of the 4P connector. Loosen the adjusting bolt located above the belt. Loosen the upper bracket support. Remove splash shield underneath the car to access alternator from below if necessary. Figure 2. Unclip the green 4P connector. Figure 3. Remove the alternator adjusting bolt.

What does it mean when your alternator stops charging the battery?

Indicator Light On. Usually, the first sign that your charging system is in trouble is a “battery,” “ALT,” or “CHARGE” warning light illuminating on your instrument panel while driving. It means that for some reason, the alternator has stopped charging the battery and your car is running on battery power.

Can a cigarette lighter adapter be used to replace an alternator?

Cigarette lighter adapters like the cell phone charger doesn’t work. Replacing your alternator does not require any specialty tools. It can be a lengthy job, and also requires a lot of work inside the engine bay. So if you don’t feel comfortable being underneath the car, then it is recommended having this done at a repair shop.