What happens if you have a bad alternator in a Honda Accord?

The alternator’s job in your Accord 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. It is turned by a serpentine belt. It’s worth noting that a bad serpentine belt can cause the alternator to stop charging effectively.

What are the symptoms of a bad alternator?

Symptoms of a Bad Alternator: Honda Accord 1 Battery Light. 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 2 Dead Battery. 3 Stalling Engine. 4 Bearing Noises. 5 Dim headlights. 6 Electric Accessory Issues. …

Can a bad alternator cause a car battery to die?

Outside of the battery warning light, a dead battery is the most common symptom of a bad alternator. As the alternator can no longer supply your Accord with an adequate power supply, it will begin to feed off of the reserve in the battery.

How many volts does an alternator need to charge?

Let’s go ahead and leave the air conditioner off, as well as the headlights and any other accessories. With the engine just fired up, you should get over 14.2 volts. If you got 14.2 or more volts, the alternator is charging fine. If it’s still showing in the 12’s, it’s time to replace the alternator.

How do you replace the alternator on a Honda Accord?

Tighten all alternator mounting bolts to 16 ft-lbs using a torque wrench. Connect the electrical plug. Press it on until it clicks into place. Re-connect the fan electrical plug to its holder. Press the power steering reservoir back into its clip. It is recommended to replace your serpentine belt at the same time as the alternator.

When to know if your Honda alternator is bad?

If the voltage dropped back into the 12’s, it’s a very strong indication that the alternator is bad. It’s still worth having it tested, but be prepared to replace it. Another test you can do that’s not nearly as scientific is to turn the headlights on and then start the engine.

Why does my Honda Accord have a p2647 error code?

I later determined that the P2647 error code occurred because the VTEC solenoid was not getting sufficient power due to a failing alternator. The car was driven several more times, and each time it would intermittently exhibit the electrical issues on the dashboard (but no check engine light).

What should the voltage be on Honda alternator?

If the alternator is functioning properly, the voltage displayed on the meter will be around 13.5 volts. If the voltage displayed is the same or less than battery voltage, replace the alternator. Lee Sallings is a freelance writer from Fort Worth, Texas.

When to replace the alternator in a Chevy Trailblazer?

With the engine just fired up, you should get over 14.2 volts. If you got 14.2 or more volts, the alternator is charging fine. If it’s still showing in the 12’s, it’s time to replace the alternator. If it’s producing a voltage level in the 13’s, go ahead and take it into a parts store and have it tested. It’s probably bad.

When to replace an alternator on a Honda Accord?

A worn-out alternator ruins a good battery if you don’t replace it quickly. Batteries are rechargeable only so many times before they lose their ability to hold a charge. Swap out your old alternator for a new Honda Accord alternator and take advantage of AutoZone’s Same-Day Store Pick-up if you need your aftermarket part right away.

How do you remove an alternator from a car?

Once the belt is off just remove whatever bolts connect the alternator to the bracket and you’re good to go. Our model required the removal of three bolts: one at the front and two at the rear. With the old alternator in your hand you’re half way home.

How to replace an alternator on a 1995 GMC?

Somewhere on your vehicle there is a tensioner pulley. You’ll need to move it enough to slip the belt off the pulley. Our ’95 GMC has a standard spring-loaded GM tensioner that required us to pull it back with a wrench.

How long does it take to replace an alternator in a Honda Accord?

Here is a quick and easy picture guide for replacing the alternator in a Honda Accord including troubleshooting steps. The alternator is quite easy to replace in an Accord, and should take no longer than 1 hr, and likely less! Note: PracticalMechanic.com is reader-supported.

What happens when an alternator in a car goes bad?

It has been said that if an alternator is bad or cannot provide sufficient voltage, electrical components will begin to fail, roughly in order of importance. Things like dashboard lights, radio, even the speedometer are of less importance that other things in the vehicle, therefore those may fail first.

Why does my Honda Accord have a check engine light?

Another time driving it, the vehicle sputtered around 35 mph or so while accelerating, and the check engine light came on and gave a P2647 error code indicative of a leaking VTEC solenoid, and the ABS lights came on again, and the speedometer failed.

What to do if your Honda Accord alternator breaks?

If it breaks it is not a big deal, you can use a zip-tie to secure to the new alternator later on. The alternator is held on by 3 bolts, one on the top and 2 on the bottom. Use a 12mm socket to remove the 2 bottom mounting bolts from the alternator.

Can a bad alternator cause an ABS light to come on?

If low, this has been known to cause issues with the ABS light coming on intermittently. It has been said that if an alternator is bad or cannot provide sufficient voltage, electrical components will begin to fail, roughly in order of importance.

What to do if your Honda Accord battery won’t charge?

Repair guides and support for the 5th generation Honda Accord coupe, sedan, and wagon. I have changed a new alternator new battery new fuse box new ground wire checked all fuses and the car alternator is not telling the battery its time to charge but has.

When to replace the alternator on a Honda Odyssey?

This is a clear indication that your Honda’s alternator IS NOT charging the battery. Replacing the alternator at this point usually solves around 90% of the No Charge Conditions on any Honda Accord (or Odyssey or Prelude or any 2.2L, 2.3L Honda) around the world.

Do you need to test the alternator on a Honda?

This is good and it tells you that the alternator is working and is charging the battery and providing enough juice for the electrical needs of your Honda Accord, or Odyssey or Prelude. No further testing is required, since this multimeter test result eliminates the alternator on your Honda as bad.

Why is my Honda EX L alternator bad?

2013 Honda Accord EX-L, 4 cylinder, CVT transmission, also includes navigation. 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.